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Comprehensible changelog of the linux kernel, inspired by [http://wiki.dragonflybsd.org/index.php/DragonFly_Status Dragonfly's status]. Another good places to get more information about the linux kernel are [http://www.kernel-traffic.org Kernel traffic] and [http://www.lwn.net LWN] and their [http://lwn.net/Kernel/ "kernel status" articles], [http://lwn.net/Articles/driver-porting/ driver porting guide] and the [http://lwn.net/Articles/2.6-kernel-api/ API changes in 2.6] - many of the links here are linking to LWN articles and we wouldn't have been able to restore the 2.5.x-2.6.x changelog without them (you may be insterested in subscribing so Jonathan can keep up the good work ;) ) Before adding things here look at the RULES section at the end of the page!! (send a mail if you think something is missing here and you don't want to/can't create an account) ===== 2.6.14 ===== * '''STILL NOT RELEASED!!''' * Numa-aware slab allocator [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e498be7dafd72fd68848c1eef1575aa7c5d658df (commit - benchmarks)] * Lazy page table copies in fork(): Defer copying of ptes until fault time when it is possible to reconstruct the pte from backing store, speeding up fork() greatly specially for processes using lots of shared memory [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d992895ba2b27cf5adf1ba0ad6d27662adc54c5e (commit)] * Add /proc/<pid>/smaps: how much memory is resident in each mapping [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e070ad49f31155d872d8e96cab2142840993e3c0 (commit)] * Four-level page table support for the ppc64 architecture: extends the usable user address range to 44 bits (16T). [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e28f7faf05159f1cfd564596f5e6178edba6bd49 (commit)] * PPTP protocol support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=926b50f92a30090da2c1a8675de954c2d9b09732 (commit)] * [http://fuse.sourceforge.net/ FUSE]: FUSE allows to implement a fully functional filesystem in a userspace program * [http://v9fs.sourceforge.net/ 9P support]: Linux port of the [http://www.cs.bell-labs.com/sys/doc/9.html Plan9]'s [http://plan9.bell-labs.com/sys/man/5/INDEX.html 9P protocol] [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=93fa58cb831337fdf5d36b3b913441100a484dae (commit)] * DCCP: "Datagram Congestion Control Protocol". Datagram protocol (like UDP), but with a congestion control mechanism. [http://lwn.net/Articles/149756/ (LWN article)] Currently a [http://www.icir.org/kohler/dcp/draft-ietf-dccp-spec-11.txt RFC draft] [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7c657876b63cb1d8a2ec06f8fc6c37bb8412e66c (commit)] * [http://relayfs.sourceforge.net/ RelayFS]: "Basically relayfs is just a bunch of per-cpu kernel buffers that can be efficiently written into from kernel code. These buffers are represented as files which can be mmap'ed and directly read from in user space. The purpose of this setup is to provide the simplest possible mechanism allowing potentially large amounts of data to be logged in the kernel and 'relayed' to user space." [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e82894f84dbba130ab46c97748c03647f8204f92 (commit)] * securityfs filesystem [http://lwn.net/Articles/153366/ (LWN article)] [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b67dbf9d4c1987c370fd18fdc4cf9d8aaea604c2 (commit)] * SAS transport class [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c7ebbbce366c02e5657ac6b6059933fe0353b175 (commit)] * Remove ACPI S4 BIOS support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b01d8684e9e5b04270970c97df856d47668267e3 (commit)] * Add netlink connector: userspace <-> kernel space easy to use communication module which implements easy to use bidirectional message bus using netlink as it's backend [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7672d0b54411371e0b6a831c1cb2f0ce615de6dc (commit)], also a "async connector mode" [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=acd042bb2de50d4e6fb969281a00cc8b8b71e46d (commit)] * Suspend support for CIFS filesystem [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ede1327ea4ca8019ec6df24b3e837def091c26b8 (commit)] * [http://ipw2100.sourceforge.net/ ipw2100] and [http://ipw2200.sourceforge.net/ ipw2200] wireless drivers (intel centrino) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2c86c275015c880e810830304a3a4ab94803b38b (commit)] - [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=43f66a6ce8da299344cf1bc2ac2311889cc88555 (commit)] * [http://hostap.epitest.fi/ HostAP]: Adds support to work as "Wireless Access Point" [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ff1d2767d5a43c85f944e86a45284b721f66196c (commit)] * [http://www.hpl.hp.com/personal/Jean_Tourrilhes/Linux/Linux.Wireless.Extensions.html Wireless extensions] API update to version 19 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6582c164f2b3b6e58d1f13c1c031b19ee691eb14 (commit)] * ISA DMA suspend for x86/x86-64 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=795312e763569ce4df67e7a0ca726a9901358fa2 (commit)] - [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7dc24db1757f950f8bd21b7191106d4bf5134be7 (commit)] * Keys: Add possessor permissions to keys. It adds extra permission grants to keys for the possessor of a key in addition to the owner, group and other permissions bits. This makes SUID binaries easier to support without going as far as labelling keys and key targets using the LSM facilities [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=664cceb0093b755739e56572b836a99104ee8a75 (commit)] ===== 2.6.13 ===== * Released August 29, 2005 [http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.13 changelog] * x86 now uses the generic PCI bus setup code for assigning unassigned resources * inotify [http://lwn.net/Articles/104343/ (LWN article)] [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0eeca28300df110bd6ed54b31193c83b87921443 (commit)] * Support for the Xtensa architecture: [http://www.tensilica.com/products/xtensa_architecture.htm 32-bit architecture] used in embedded devices * kexec and kdump: Kexec allows users to load a new kernel from another running kernel. By preserving the memory contents in a crash scenario, kexec allows to implement kdump. Kdump is able to get a memory dump of the previous kernel, and be used as a debugging tool. [http://lwn.net/Articles/108595/ (LWN article)] * Execute-in-place support: Traditionally, programs are loaded from disk to memory to be executed. However, the current wave of embedded devices store programs in a ROM/flash chip. XIP allows the kernel executing programs directly from that ROM, without being copied to RAM (saving RAM space), and bypassing the page cache/io scheduler layers (since they're not needed). [http://lwn.net/Articles/135472/ (LWN article)] * Runtime selectable TCP congestion algorithm: Allow using setsockopt to set TCP congestion control to use on a per socket basis. [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5f8ef48d240963093451bcf83df89f1a1364f51d (commit)] - [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=317a76f9a44b437d6301718f4e5d08bd93f98da7 (commit)] * Add several TCP congestion modules: H-TCP [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a7868ea68d29eb2c037952aeb3b549cf05749a18 commit], TCP Hybla [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=835b3f0c0d7e1f716c45ec576662eac7a68b8548 (commit)], High Speed TCP (HS-TCP) [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a628d29b56d3f420bf3ff1d7543a9caf3ce3b994 (commit)], TCP Westwood [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8727076289ec55298a05cabddf02b374d13c1624 (commit)], TCP BIC [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=83803034f4233d810c4adc52008921da060c55d1 (commit)] * build-time configurable clock interrupt frequency: [http://lwn.net/Articles/145973/ (LWN article)] * Improved CFQ IO scheduler: With support for I/O priorities [http://lwn.net/Articles/143474/ (LWN article)] * Voluntary preemption patches * Removal of the devfs configuration option ===== 2.6.12 ===== * Released June 17, 2005 [http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.12 changelog] * New driver for the "trusted computing" (TPM) crap^Wchip * [http://www.superh.com/products/shyway.htm SuperHyway bus support] * Multilevel security implementation for SELinux * Device mapper multipath support [http://lwn.net/Articles/124703/ (LWN article)] * Address space randomization [http://lwn.net/Articles/121845/ (LWN article)] * Restore the Philips webcam driver * I/O barrier support for serial ATA drives * "resource limits" [http://lwn.net/Articles/134460/ (LWN article)] * Cpusets [http://lwn.net/Articles/127936/ (LWN article)] * Remove IPV6 "experimental" status * Hot-pluggable parallel ports * Block I/O barrier rewrite (enables full barrier support on serial ATA drives) ===== 2.6.11 ===== * Released March 2, 2005 [http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.11 changelog] * Conversion to 4-level page tables [http://lwn.net/Articles/117749/ (LWN article)] * Infiniband support [http://lwn.net/Articles/112531/ (LWN article)] * Support for Extended Attributes in the body of large inode in ext3: saves space and improves performance in some cases * Fujitsu FR-V CPU arch implementation * SATA support for Intel ICH7 * DebugFS [http://lwn.net/Articles/115405/ (LWN article)] * New Pipe implementation [http://lwn.net/Articles/118750/ (LWN article)] * "Big Kernel Semaphore" [http://lwn.net/Articles/102253/ (LWN article)] ===== 2.6.10 ===== * Released December 24, 2004 [http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.10 changelog] * Reworking of spin lock initialization [http://lwn.net/Articles/109505 (LWN article)] * Big Kernel Lock preemption * IRQ subsystem code rework * Removal of the "BIO walking" helper functions * Generic circular buffer type [http://lwn.net/Articles/107314/ (LWN article)] * Ext3 block reservation [http://lwn.net/Articles/81357/ (LWN article)] and online resizing patches [http://lwn.net/Articles/89560/ (LWN article)] * sysfs backing store [http://lwn.net/Articles/69523/ (LWN article)] * I/O space write barriers [http://lwn.net/Articles/103183/ (LWN article)] * Modular, on-the-fly switchable I/O schedulers [http://lwn.net/Articles/102976/ (LWN article)] * BSD secure levels module * kernel events notification mechanism * In-kernel cryptographic key management * DVD+RW and CDRW packet writing support ===== 2.6.9 ===== * Released October 19, 2004 [http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.9 changelog] * Token-based thrashing control [http://lwn.net/Articles/96621 (LWN article)] * Support of block I/O barrier * m32r architecture support * Allow unprivileged processes to lock small amounts of memory in RAM * Tunable "max sectors" limit for block I/O requests (can help latency reduction) * New prctl() option allowing programs to change their name (PR_GET_NAME) * AMD dual-core support * Out-of-line spinlocks [http://lwn.net/Articles/97537/ (LWN article)] * Support for POSIX's waitid() * Shared memory scalability improvements * "flex mmap" user-space memory layout [http://lwn.net/Articles/91829/ (LWN article)] * Change in TCP ICMP source quench behavior * [http://www.linux-usb.org/gadget/h2-otg.html USB "on the go" support] * New USB storage driver * Support for more than eight partitions on BSD-labeled disks * Ethtool support in the loopback driver * NETIF_F_LLTX interface [http://lwn.net/Articles/101215/ (LWN article)] * Removal of the ancient "busmouse" driver * Infrastructure for cluster-wide file locking * DRM subsystem cleanups * more filesystem conversions to the new symbolic link resolution code (which will eventually allow an increase in the maximum link depth) * "fake NUMA" mode for x86-64 testing * Small-footprint tmpfs implementation * Support for scheduler profiling (seeing where context switches come from) * Automatic TCP window scaling calculation * Removal of the Philips webcam driver * Some VFS interface improvements * Executable support in hugetlb mappings * The Whirlpool digest algorithm * Removal of the very last suser() call ===== 2.6.8 ===== * Released August 14, 2004 [http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.8 changelog] * support for 64-bit Super-H hardware * Removal of the PC9800 subarchitecture (lack of mainteinance) * x86 no-execute support, asynchronous I/O support for USB gadgets * Reworked symbolic link lookup implementation [http://lwn.net/Articles/91959/ (LWN article)] * New "CPU mask" implementation * RCU performance improvements * Support for new Apple Powerbooks * New wait_event_interruptible_exclusive() macro * Support for the O_NOATIME flag in the open() call * Sysfs knobs for tuning the CFQ I/O scheduler * Mirroring and snapshot targets for the device mapper * Reiserfs data=journal support * Preemptible kernel support for the PPC64 architecture * "Khazad" crypto algorithm * Added permissions checking on raw SCSI commands from user space [http://lwn.net/Articles/98379/ (LWN article)] * Removal of the fcntl() file operations method * New internal infrastructure for handling file positioning and seekability * Support for the O_NOATIME flag in the open() call * Removal of the (non-functional) "fastroute" networking option * TEA and XTEA crypto algorithms ===== 2.6.7 ===== * Released June 16, 2004 [http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.7 changelog]: * Scheduling Domains [http://lwn.net/Articles/80911/ (LWN article)] * Filtered Wakeups [http://lwn.net/Articles/83633/ (LWN article)] * Ability to re-enable interrupts while waiting in spin_lock_irqsave() (for all architectures now) * msleep() function for millisecond-scale waits * del_singleshot_timer(): Deleting timers quickly [http://lwn.net/Articles/84836/ (LWN article)] * shrink "dentry" structure * Removal of the Intermezzo filesystem (lack of mainteinance) * Support for quotas and external attributes in reiserfs * Removal of IDE tagged command queueing support (never worked well) * new API for NUMA systems ===== 2.6.6 ===== * Released May 10, 2004 [http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.6 changelog] * full object-based reverse-mapping scheme and removal of the per-page PTE chains [http://lwn.net/Articles/80472/ (LWN article)] * Network packet timestamping optimization * [http://www.geocities.com/wronski12/posix_ipc/index.html POSIX message queues] * Message queues for the x86_64 and s390 architectures * fsync() and fdatasync() speed improvements to ext2/3 * Addition of the fcntl() method to the file_operations structure [http://lwn.net/Articles/77190/ (LWN article)] * Laptop Mode [http://lwn.net/Articles/65437/ (LWN article)] * 4KB kernel stacks option for the i386 architecture * Non-executable stack support for several architectures * Reiserfs updates: data=ordered support, space preallocation, laptop mode support * IPv6 support in SELinux * The lightweight auditing framework [http://lwn.net/Articles/79326/ (LWN article)] * A mechanism which allows block drivers to respond to queries about the congestion state of their queues * "per-device unplugging patch" [http://lwn.net/Articles/75233/ (LWN article)] * CFQ scheduler * External module support * Generic snapshot support code for filesystems (taken from XFS) ===== 2.6.5 ===== * Released April 4, 2004 [http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.5 changelog] * Netpoll infrastructure [http://lwn.net/Articles/75944 (LWN article)] * New "kref" reference counting mechanism [http://lwn.net/Articles/75920 (LWN article)] ===== 2.6.4 ===== * Released March 11, 2004 [http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.4 changelog] * HFS rewrite * Support for the Intel "ia32e" arch * UTF-8 tty mode * Dynamic PTY allocation (up to a million PTY devices) * Sysfs support for SCSI tapes and bluetooth devices * [ARC4 crypto module Support for large numbers of groups] * Generic kernel thread infrastructure [http://lwn.net/Articles/65178/ (LWN article)] * Groundwork for the hotplug CPU code * ARC4 crypto module ===== 2.6.3 ===== * Released February 18, 2004 [http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.3 changelog] * Removal of the USB scanner code: moved support to userspace (libusb) * New DMA pool abstraction [http://lwn.net/Articles/69402/ (LWN article)] * "context mount" support for SELinux ===== 2.6.2 ===== * Released February 4, 2004 [http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.2 changelog] * New Qlogic SCSI driver ===== 2.6.1 ===== * Released January 9, 2004 [http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.1 changelog] * Message Signaled Interrupt support - MSI [http://lwn.net/Articles/44135/ (LWN article)] * Extensible Firmware Interface (EFI) support. ===== 2.6.0 ===== * Released December 18, 2003 [http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.0 changelog] ===== pre-2.6 development ===== 2.6.0-test9: * Libata driver architecture [http://lwn.net/Articles/44243/ (LWN article)] 2.6.0-test6: * [http://marc.theaimsgroup.com/?l=linux-kernel&m=104344596912094&w=2 32-bit dev_t] * Direct I/O support for reiserfs 2.6.0-test3: * [http://www.nsa.gov/selinux/index.html SELinux] 2.6.0-test1: * [http://www.linuxvirtualserver.org/ Linux Virtual Server layer] 2.5.75 released July 10, 2003: * [http://marc.theaimsgroup.com/?l=linux-mm&m=104529418208788&w=2 Anticipatory Scheduler] * "kblockd" kernel threads * "nointegrity" JFS mount option 2.5.74 released July 2, 2003: 2.5.73 released June 22, 2003: 2.5.72 released June 17, 2003: 2.5.71 released June 14, 2003: * [http://marc.theaimsgroup.com/?l=linux-kernel&m=104981044405395&w=2 Switch the IDE I/O layers to taskfile] 2.5.70 released May 27, 2003: * [http://www.linux-usb.org/gadget USB gadget support] 2.5.69 released May 5, 2003: * New interrupt handling API [http://lwn.net/Articles/29555/ (LWN article)] * Runtime barrier instruction patching: Allows optimal performance on different processors without the need to ship multiple kernels 2.5.68 released April 20, 2003: * Merging s390 and s390x into a single architecture * Generation of hotplug events from kobject registration 2.5.67 released April 7, 2003: 2.5.66 released March 24, 2003: 2.5.65 released March 17, 2003: * [http://www.kerneltrap.org/node.php?id=603 Desktop Interactivity Improvements] 2.5.64 released March 5, 2003: 2.5.63 released February 24, 2003: * [http://high-res-timers.sourceforge.net/ POSIX timers] 2.5.62 released February 17, 2003: * [http://lse.sourceforge.net/locking/dcache/dcache_lock.html Avoid dcache_lock while path walking] 2.5.61 released February 15, 2003: 2.5.60 released February 10, 2003: * New modversions implementation * 64-bit jiffies 2.5.59 released Janury 17, 2003: * [http://home.arcor.de/efocht/sched/ NUMA aware scheduler extensions] 2.5.58 released January 14, 2003: 2.5.57 released January 13, 2003: * [http://www.zipworld.com.au/~akpm/linux/schedlat.html Remove long-held locks for low scheduling latency] 2.5.56 released January 10, 2003: 2.5.55 released January 9, 2003: 2.5.54 released January 2, 2003: * [http://secure.netroedge.com/~lm78/ Add lm-sensors drivers for hardware health monitoring] * Support for AGP 3.0 2.5.53 released December 24, 2002: * SYSENTER/SYSEXIT support: Systems that support the SYSENTER extension (Basically Intel Pentium-II and above, and AMD Athlons) now have a faster method of making the transition from userspace to kernelspace when a syscall is performed. Pentium Pro also has SYSENTER, but due to errata, is unusable. Need an updated glibc to use it. 2.5.52 released December 16, 2002: 2.5.51 released December 10, 2002: * [http://linuxconsole.sourceforge.net/ Rewrite of the console layer] * Compatibility syscall layer 2.5.50 released November 27, 2002: 2.5.49 released November 22, 2002: 2.5.48 released November 18, 2002: * [http://lists.insecure.org/lists/linux-kernel/2002/Oct/6214.html In-kernel module loader] 2.5.47 released November 11, 2002: * [http://marc.theaimsgroup.com/?l=linux-kernel&m=101843329231392&w=2 Zerocopy NFS] 2.5.46 released November 4, 2002: * [http://www.xmailserver.org/linux-patches/nio-improve.html Better I/O performance with epoll], [http://lwn.net/Articles/14168/ (LWN article)] * Per-cpu hot & cold page lists * [http://www.uclinux.org/ MMU-less processor support (ucLinux)] * [http://marc.theaimsgroup.com/?l=linux-kernel&m=101095500820185&w=2 Replace initrd by initramfs] * Extended Attributes and ACLs for ext2/ext3 2.5.45 released October 31, 2002: * [http://www.xs4all.nl/~zippel/lc/ New Linux configuration system: kconfig] * [http://samba.org/~jamesm/crypto/ CryptoAPI] * [ftp://ftp.linux-ipv6.org/pub/usagi/patch/ipsec/ IPSEC] * [http://www.linuxtv.org/dvb/ Digital Video Broadcasting (DVB) layer] * [http://www.sistina.com/products_lvm.htm Device mapper for Logical Volume Manager (LVM2)] 2.5.44 released October 19, 2002: * New sysfs filesystem (formerly known as driverfs) [http://lwn.net/Articles/36850/ (LWN article)] * Plug'N Play Layer Rewrite * x86 BIOS Enhanced Disk Device (EDD) polling [http://lwn.net/Articles/9042/ (LWN article)] 2.5.43 released October 16, 2002: * [http://www.psc.edu/general/filesys/afs/ Andrew File System (AFS) support] * [http://oprofile.sourceforge.net/ OProfile, a low-overhead profiler] * [http://lse.sourceforge.net/locking Read-Copy Update (RCU) Mutual Exclusion] * [http://www.citi.umich.edu/projects/nfsv4/ Add support for NFS v4] * Remove kiobufs 2.5.42 released October 12, 2002: * [http://www.citi.umich.edu/projects/nfsv4/ NFS v4] support [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=4aebf5c40f30cc754927f4f3d20dffa9c7162814 (commit)], [http://marc.theaimsgroup.com/?l=linux-kernel&m=102927937802523&w=2 (announcement)] * [http://marc.theaimsgroup.com/?l=linux-kernel&m=103298446916066&w=2 ext2/ext3 large directory support: HTree index] * [http://us1.samba.org/samba/Linux_CIFS_client.html Add new CIFS (Common Internet File System)] * [http://www.gelato.unsw.edu.au/IA64wiki/LargeBlockDevices Remove the 2TB block device limit]: Block devices can now access up to 16TB on 32-bit architectures, and up to 8EB on 64-bit architectures. statfs64() syscall added: statfs() couldn't handle it. * Improved i2o (Intelligent Input/Ouput) layer 2.5.41 released October 7, 2002: * NFS direct I/O [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=fef2661181855f2d70c0b4c36f76ae6db15a2b93 (commit)] 2.5.40 released October 1, 2002: * [http://lse.sourceforge.net/numa Parallelizing page replacement] * [http://lse.sourceforge.net/numa NUMA topology support * [http://www.brodo.de/cpufreq/ Add support for CPU clock/voltage scaling] 2.5.39 released September 27, 2002: * New IO scheduler ("deadline") 2.5.38 released September 22, 2002: 2.5.37 released September 20, 2002: * [http://users.pandora.be/bart.de.schuymer/ebtables/ Ethernet bridge tables support] * Remove the global tasklist 2.5.36 released September 18, 2002: * Hugepage support * [http://oss.sgi.com/projects/xfs/ XFS filesystem from SGI] 2.5.35 released September 16, 2002: * Serial ATA support * [http://user-mode-linux.sourceforge.net/index.html Add User-Mode Linux (UML)] 2.5.34 released September 9, 2002: * POSIX threading support for signals * [http://lse.sourceforge.net/numa discontigmem support (ia32)] 2.5.33 released August 31, 2002: * TCP segmentation offload * [http://www.sf.net/projects/lksctp SCTP (Stream Control Transmission Protocol)] 2.5.32 released August 27, 2002: * [http://people.redhat.com/drepper/nptl-design.pdf Improved POSIX threading support] * [http://freshmeat.net/projects/linux-aio/ Asynchronous IO (aio) support] * Porting all input devices over to input API * New MTRR (Memory Type Range Register) driver 2.5.31 released August 11, 2002: * Support insane number of processes * Disk description cleanups * Remove incomplete SPX network stack 2.5.30 released August 1, 2002: * Remove khttpd 2.5.29 released July 27, 2002: * Strict address space accounting * [http://lsm.immunix.org/ Add Linux Security Module (LSM)] * [http://people.redhat.com/mingo/tls-patches/ Thread-Local Storage (TLS) support] 2.5.28 released July 24, 2002: * Remove the "Big IRQ lock" * Serial driver restructure 2.5.27 released July 20, 2002: * [http://surriel.com/patches/ New VM with reverse mappings] 2.5.26 releasaed July 16, 2002: * Direct pagecache <-> BIO disk I/O 2.5.25 releaseed July 5, 2002: * [http://marc.theaimsgroup.com/?l=linux-kernel&m=102591369418106&w=2 Faster internal kernel clock frequency] * Unified naming for disk devices 2.5.24 released June 20, 2002: 2.5.23 released June 19, 2002: * [http://www.kernel.org/pub/linux/kernel/people/rusty/patches/Hotcpu/ Hotplug CPU support] * [http://bazar.conectiva.com.br/~acme/patches/wip More complete IEEE 802.2 stack] 2.5.22 released June 17, 2002: 2.5.21 released June 9, 2002: 2.5.20 released June 3, 2002: 2.5.19 released May 29, 2002: 2.5.18 released May 25, 2002: * [http://falcon.sch.bme.hu/~seasons/linux/swsusp.html Software suspend (to disk & RAM)] * ->getattr() ->setattr() ->permission() changes 2.5.17 released May 21, 2002: * Move ISDN4linux to CAPI based interface * [http://marc.theaimsgroup.com/?l=linux-fsdevel&m=101586205801483&w=2 New quota system supporting plugins] 2.5.16 released May 18, 2002: 2.5.15 released May 9, 2002: 2.5.14 released May 6, 2002: * Bluetooth support (no longer experimental!) * [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=e4ca57ce9faaaecb6dc5237960ea95d067770211 Support for IDE TCQ (Tagged Command Queueing)] 2.5.13 released May 3, 2002: 2.5.12 released May 1, 2002: * Rewrite of the buffer layer 2.5.11 released April 29, 2002: * Rewrite of the framebuffer layer * [http://marc.theaimsgroup.com/?l=linux-kernel&m=101968599501262&w=2 Fast walk dcache] * [http://linux-ntfs.sourceforge.net/ Replace old NTFS driver with NTFS TNG driver] 2.5.10 released April 24, 2002: 2.5.9 released April 22, 2002: * Smarter IRQ balancing 2.5.8 released April 14, 2002: * [http://marc.theaimsgroup.com/?l=linux-kernel&m=101231993430394&w=2 Radix-tree pagecache] * [http://www.kernel.org/pub/linux/kernel/people/rml/cpu-affinity Syscall interface for CPU task affinity] 2.5.7 released March 18, 2002: * [http://sourceforge.net/projects/acpi/ ACPI (Advanced Configuration & Power Interface)] * [ftp://robur.slu.se/pub/Linux/net-development/NAPI/ NAPI network interrupt mitigation] * [http://marc.theaimsgroup.com/?l=linux-kernel&m=101531164109904&w=2 Futexes (Fast Lightweight Userspace Semaphores] * [http://marc.theaimsgroup.com/?l=linux-video&m=101508220707263&w=2 Video for Linux (V4L) redesign] * [http://www.hpl.hp.com/personal/Jean_Tourrilhes/Linux/Tools.html New driver API for Wireless Extensions] 2.5.6 released March 8, 2002: * Unicode and large file support for smbfs * [http://marc.theaimsgroup.com/?l=linux-kernel&m=101043315213024&w=2 HDLC (High-level Data Link Control) update] * [http://marc.theaimsgroup.com/?l=linux-kernel&m=101426108626124&w=2 per_cpu infrastructure] * [http://www-124.ibm.com/jfs/ Add JFS (Journaling FileSystem from IBM)] * Killing kdev_t for block devices 2.5.5 released February 20, 2002: * [http://linuxppc64.org/ New architecture: PowerPC 64-bit (ppc64)] * [http://www.x86-64.org/ New architecture: AMD 64-bit (x86-64)] * [http://marc.theaimsgroup.com/?l=linux-kernel&m=101406121032371&w=2 Pagetables in highmem support] * [http://www.alsa-project.org/ Add ALSA (Advanced Linux Sound Architecture] 2.5.4 released February 11, 2002: * [http://www-124.ibm.com/developerworks/oss/pthreads/ Support for Next Generation POSIX Threading] * [ftp://ftp.kernel.org/pub/linux/kernel/people/rml/preempt-kernel/ Add preempt kernel option] * Per network protocol slabcache & sock.h * [http://marc.theaimsgroup.com/?l=linux-kernel&m=100942323913586&w=2 Per filesystem slabcache & fs.h] 2.5.3 released January 30, 2002: * [http://kernel.org/pub/linux/kernel/people/mochel/doc/ New driver model & unified device tree] * [http://marc.theaimsgroup.com/?l=linux-kernel&m=100173574819266&w=2 PnP BIOS driver] * Generic Extended Attribute support * [http://marc.theaimsgroup.com/?l=linux-kernel&m=101077476005939&w=2 Support reiserfs external journal] * [http://marc.theaimsgroup.com/?l=linux-kernel&m=101121711408999&w=2 IDE layer update] * [http://www.uwsg.iu.edu/hypermail/linux/kernel/0202.0/0260.html Untangle sched.h & fs.h include dependancies] * Break Configure.help into multiple files 2.5.2 released January 15, 2002: * [http://marc.theaimsgroup.com/?l=linux-kernel&m=100992347220716&w=2 New kernel device structure (kdev_t)] * [http://people.redhat.com/mingo/O(1)-scheduler/ O(1) scheduler for improved scalability] * [http://marc.theaimsgroup.com/?l=linux-fsdevel&m=98307457705210&w=2 Filesystem per-process namespaces, late-boot cleanups] * [http://www.linux-usb.org/usb2.html Initial support for USB 2.0] 2.5.1 December 17, 2001: * VFS changes: Now it is possible to atomically move a subtree to another place, "mount --move olddir newdir" * Rewrite of the block IO (bio) layer Rules: * Name of the new feature/description of the change, including a small explanation if possible * If its a feature and the feature has some web page add a link to it * If there's a paper (OLS!) or an article add a link to it. Or write one ;) * If there's a interesting mail (benchmarks, announcements if there's no web page, etc) about it in the mailing list, get a link in one of the list's archives (at [http://marc.theaimsgroup.com/?l=linux-kernel http://marc.theaimsgroup.com/?l=linux-kernel] please) and add the link here * Add commit's link if possible (search them [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=log here)]. PLEASE, for commits add a "(commit)" word and add the link there, ie: "google search engine added [http://www.google.com (commit)]". Don't add the commit link to another word (please) TODO: * Import relevant data from [http://www.codemonkey.org.uk/post-halloween-2.5.txt davej's post halloween document] or remaining stuff from [http://kernelnewbies.org/status/latest.html Kernelnewbies status] * Find links to corresponding changesets (!!) * Keep track of what gets changed |
Comprehensible changelog of the linux kernel. This page shows a summary of the important changes being added in each linux kernel release - support for new devices, new features (filesystems, subsystems), important internal changes, etc. While this text is aimed to be (unlike the full changelog) readable, it's obvious that some parts will not be comprehensible for those who don't know a lot about kernel internals, just like it happens in every software project. Other places to get news about the linux kernel are [http://lwn.net/Kernel/ LWN kernel status], [http://lwn.net/Articles/driver-porting/ LWN driver porting guide], [http://lwn.net/Articles/2.6-kernel-api/ LWN list of API changes in 2.6], or [http://www.lkml.org www.lkml.org]. If you're going to add something here look first at LinuxChangesRules! '''Older releases''' * Previous stable release [http://wiki.kernelnewbies.org/Linux_2_6_17 Linux 2.6.17], next release: [http://wiki.kernelnewbies.org/Linux_2_6_19 2.6.19] (still not released); see Linux26Changes for other versions. '''2.6.18''' [[TableOfContents()]] == Short overview (for new sites) == This release includes lightweight user space priority inheritance support (http://lwn.net/Articles/178253/), a "lock validator" debugging tool (http://lwn.net/Articles/185666/), a new power saving policy for multicore systems, SMPnice (http://lwn.net/Articles/186438/), a much improved SATA layer (http://lwn.net/Articles/183734/), swapless page migration (http://lwn.net/Articles/160201/), per-zone VM counters, per-task delay accounting, a new per-packet access control for SELinux called 'secmark' (http://james-morris.livejournal.com/11010.html), randomized i386 vDSO, a few new drivers, additional device support for many existing drivers, many bugfixes and many other small improvements. == Important things (AKA: ''the cool stuff'') == === Lightweight user space priority inheritance (PI) === PI is a critical feature for RT-ish apps. Currently (without PI), if a high-prio and a low-prio task shares a lock, even if all critical sections are coded carefully to be deterministic (i.e. all critical sections are short in duration and only execute a limited number of instructions), the kernel cannot guarantee any deterministic execution of the high-prio task: any medium-priority task could preempt the low-prio task while it holds the shared lock and executes the critical section, and could delay it indefinitely. User-space PI helps to achieving/improving determinism for user-space applications in those cases. Detailed [http://lwn.net/Articles/178253/ LWN article], glibc patch can be found [http://people.redhat.com/mingo/PI-futex-patches/ here], justification for this feature and design documentation: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a6537be9324c67b41f6d98f5a60a1bd5a8e02861 (commit)]; code: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e2970f2fb6950183a34e8545faa093eb49d186e1 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b29739f902ee76a05493fb7d2303490fc75364f4 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=23f78d4a03c53cbd75d87a795378ea540aa08c86 (commit)] === Lockdep, a kernel lock validator === Linux's locking style is know for being ''simple'' compared with other Unix SMP-friendly derivatives. Still, locking is a neccesary evil that is hard to get right for most of normal programmers (most of us), and locking bugs can be very difficult to find, specially in drivers, that don't get the solid review that core kernel has. The kernel lock validator is a debugging tool that tries to makes such things easier, it's [http://lwn.net/Articles/185666/ (LWN article)] ''a complex infrastructure to the kernel which can then be used to prove that none of the locking patterns observed in a running system could ever deadlock the kernel''. If you want to help to make Linux stabler, give it a run and report the backtraces printed on dmesg at linux-kernel@vger.kernel.org or http://bugzilla.kernel.org. Design documentation: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f3e97da38e1d69d24195d76f96b912323f5ee30c (commit)], code: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fbb9ce9530fd9b66096d5187fa6a115d16d9746c (commit)] === Process scheduler === New power saving policy:: In machines with several multi core/smt "packages" (which will become increasingly common in the future), the power consumption can be improved by letting some packages idle while others do all the work, instead of spreading the tasks over all CPUs, so a optional power saving policy has been developed to make this possible. When this power savings policy is enabled - set to 1 the sysfs entry 'sched_mc_power_savings' or 'sched_smt_power_savings' placed under /sys/devices/system/cpu/cpuX/ when enabled CONFIG_SCHED_MC / CONFIG_SCHED_SMT - and under light load conditions, the scheduler will minimize the physical packages/cpu cores carrying the load and thus conserving power, but impacting the performance depending on the workload characteristics (when there's lot of work to do all CPUs will be used, to completely disable individual CPUs use the already available CPU hot plugging feature by writing 0 to the "online" file in that sysfs directory). For more details on the effect of this policy read the "Chip Multi Processing(CMP) aware Linux Kernel Scheduler" talk from [http://www.linuxsymposium.org/2005/linuxsymposium_procv2.pdf the OLS 2005] (page 201 and onwards) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5c45bf279d378d436ce45825c0f136696c7b6109 (commit)] SMPnice:: (A.K.A. 'take priority into account when balancing processes between CPUs'): One of the design principles of the new 2.6 scheduler (aka, "Ingo's O(1) scheduler") was the idea of having a separate run queue of processes for each CPU present on the system, instead of a single run queue for all CPUs, for scalability reasons. Periodically, the scheduler would balance the per-cpu run queues to distribute all the jobs and keep all the CPUs busy. However, priority levels were not taken into account at the time of doing this balance and it was possible recreate scenarios where the kernel was being unfair, when mixing processes with different priorities. "SMPnice" is a implementation of a solution for this problem [http://lwn.net/Articles/186438/ (LWN article)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2dd73a4f09beacadde827a032cf15fd8b1fa3d48 (commit)] === Memory management === Swapless page migration:: Being able to migrate pyshical pages between nodes in NUMA-like systems - to improve the [http://en.wikipedia.org/wiki/Locality_of_reference locality of reference] - was introduced in [http://wiki.kernelnewbies.org/Linux_2_6_16 Linux 2.6.16], but it didn't use a very clean method: pages were swapped out in purpose, and then the next time those pages would be faulted, they'd be swapped in to the node where you wanted to move those pages instead of the old one. This trick was used but now the feature has been completed with "direct page migration": Now pages are moved directly from one node to another, without using swap. This feature includes a new system call which allows to move individual pages of a process from one node to another: ''long move_pages(pid, number_of_pages_to_move, addresses_of_pages[], nodes[] or NULL, status[],lags)'' - the swap-based migration had already added a migrate_pages() syscall and a MPOL_MF_MOVE option to the set_mempolicy() syscall). For full details, read this [http://lwn.net/Articles/160201/ (LWN article)]. Code: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0697212a411c1dae03c27845f2de2f3adb32c331 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6c5240ae7f48c83fcaa8e24fa63e7eb09aba5651 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d75a0fcda2cfc71b50e16dc89e0c32c57d427e85 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=04e62a29bf157ce1edd168f2b71b533c80d13628 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8d3c138b77f195ca0eee6fb639ae73f5ea9edb6b (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=742755a1d8ce2b548428f7aacf1758b4bba50080 (commit)] Per-zone VM counters:: Zone based VM statistics are necessary to be able to determine what the state of memory in a zone is. The counters that we currently have for the VM are split per processor, but the processor has not much to do with the zone these pages belong to: we cannot tell f.e. how many pages on a particular node are dirty - if we knew then we could put measures into the VM to balance the use of memory between different zones and different nodes in a NUMA system. It would allow the development of new NUMA balancing algorithms that may be able to improve the decision making in the scheduler of when to move a process to another node - and hopefully will also enable automatic page migration through a user space program that can analyze the memory load distribution and then rebalance memory use in order to increase performance. This feature allows to have such info. The zone_reclaim_interval sysctl vanishes (since VM stats can now determine when it is worth to do local reclaim), and there're accurate counters in /sys/devices/system/node/node*/meminfo (current counters are not very accurate). Other detailed VM counters are available in more /proc and /sys status files [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f6ac2354d791195ca40822b84d73d48a4e8b7f2b (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2244b95a7bcf8d24196f8a3a44187ba5dfff754c (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f3dbd34460ff54962d3e3244b6bcb7f5295356e6 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=65ba55f500a37272985d071c9bbb35256a2f7c14 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b1e7a8fd854d2f895730e82137400012b509650e (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ce866b34ae1b7f1ce60234cf65855886ac7e7d30 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=df849a1529c106f7460e51479ca78fe07b07dc8c (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=34aa1330f9b3c5783d269851d467326525207422 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9a865ffa34b6117a5e0b67640a084d8c2e198c93 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ca889e6c45e0b112cb2ca9d35afc66297519b5d5 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fd39fc8561be33065306bdac0e30414e1e8ac8e1 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d2c5e30c9a1420902262aa923794d2ae4e0bc391 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9614634fe6a138fd8ae044950700d2af8d203f97 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f8891e5e1f93a128c3900f82035e8541357896a7 (commit)] === Per-task delay accounting === This feature collects information on time spent by a task waiting for system resources like cpu, synchronous block I/O completion and swapping in pages. Until now, it was only possible to know that a process was not runnning, but it was not possible to obtain detailed information in what was making the process spend the time. The data is exported throught netlink and /proc/<tgid>stats [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f9fd8914c1acca0d98b69d831b128d5b52f03c51 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c8924363da07aec213e5d359f23eeae1fff91951 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6f44993fe1d7b2b097f6ac60cd5835c6f5ca0874 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fb0ba6bd021248b6bdc58a7b1213a55a6776a38a (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ad4ecbcba72855a2b5319b96e2a3a65ed1ca3bfd (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=25890454667b3295f67b3372352be90705f8667c (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9e06d3f9f6b14f6e3120923ed215032726246c98 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c757249af152c59fd74b85e52e8c090acb33d9c0 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ca74e92b4698276b6696f15a801759f50944f387 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0ff922452df86f3e9a2c6f705c4588ec62d096a7 (commit)] === Big libata (SATA) update === [http://lwn.net/Articles/183734/ (LWN article)] Mainstream libata has been missing some features like NCQ and hot plug. The code had been written a while ago (more than a year ago in the case of NCQ) but only now it has been considered stable. The features included in this update are: a revamped error handling across all the libata code, which makes libata more robust to errors and failures, and makes easier to debug problems [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=022bdb075b9e1f224088a0b268de56268d7bc5b6 (commit)]; NCQ ([http://en.wikipedia.org/wiki/Native_command_queueing Native Command Queuing]) which improves the performance greatly for many workloads) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3dc1d88193b9c65b01b64fb2dc730e486306649f (commit)], hotplug [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=084fe639b81c4d418a2cf714acb0475e3713cb73 (commit)], warmplug [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=83c47bcb3c533180a6dda78152334de50065358a (commit)], and bootplug - boot probing via hotplug path - support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3e706399b03bd237d087d731d4b1b029e546b33d (commit)], interrupt-driven PIO mode (instead of the inefficient poll method), [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=312f7da2824c82800ee78d6190f12854456957af (commit)], add MCP61 support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4c5c81613b0eb0dba97a8f312a2f1162f39fd47b (commit)] === Change the default IO scheduler to 'CFQ' === 2.6 features modular I/O schedulers: There're several I/O schedulers with different performance properties (that you can change at runtime with /sys/block/hda/queue/scheduler). The [http://www.cs.rice.edu/~ssiyer/r/antsched/ Anticipatory Scheduler] (AS) has been the default one since then, but the CFQ (Complete Fair Queuing) scheduler has been gaining adoption since then, to the point that it's the default I/O scheduler for RHEL 4, Suse, and other distros. One of the coolest things about CFQ is that it features (since 2.6.13) "io priorities": That means you can set the "I/O" priority of a process so you can avoid that a process that does too much I/O (daily updatedb) starves the rest of the system, or give extra priority to a process that shouldn't be starved by other processes, by using the "ionice" tool included in schedutils (1.5.0 and onwards). Now CFQ is the default scheduler [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b17fd9bceb99610f6dc7998c9a4ed6b71520be2b (commit)] (after some performance tweaks that should improve the performancein many workloads) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=caaa5f9f0a75d1dc5e812e69afdbb8720e077fd3 (commit)]. If you want to continue using the AS scheduler, you can change it at runtime in /sys/block/hda/queue/scheduler, or use the "elevator=as" boot option. === Secmark: Add security markings to packets via iptables === [http://james-morris.livejournal.com/11010.html (article from James Morris, a SELinux developer)] SELinux already has methods to "mark" network packets, but they're not as expressive or powerful as the controls provided by Netfilter/iptables. So Netfilter/iptables has been leveraged for packet selection and labeling, so that now SELinux can have more powerful and expressive network controls for adding security markings to packets. This also allows for increased security, as the policy is more effective, allowing access to the full range of iptables selectors and support mechanisms. The feature includes a SECMARK target allowing the admin to apply security marks to packets via both iptables and ip6tables, a CONNSECMARK target used to specify rules for copying security marks from packets to connections and for copying security marks back from connections to packets, and secmark support to conntrack. Examples of policies and rulesets, and patches for libselinux can be found [http://people.redhat.com/jmorris/selinux/secmark/ here]. [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=29a395eac4c320c570e73f0a90d8953d80da8359 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4e5ab4cb85683cf77b507ba0c4d48871e1562305 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=984bc16cc92ea3c247bf34ad667cfb95331b9d3c (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4e5ab4cb85683cf77b507ba0c4d48871e1562305 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5e6874cdb8de94cd3c15d853a8ef9c6f4c305055 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=100468e9c05c10fb6872751c1af523b996d6afa9 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7c9728c393dceb724d66d696cfabce82151a78e5 (commit)] === Add binding/unbinding support for the VT console === This feature adds the ability to detach and attach the framebuffer console to and from the vt layer. With this change, it is possible to detach fbcon from the console layer. If it is detached, it will reattach the boot console driver (which is permanently loaded) back to the console layer so the system can continue to work. Similarly, fbcon can be reattached to the console layer without having to reload the module. Attaching and detaching fbcon is done via sysfs attributes. A class device entry for fbcon is created in /sys/class/graphics. The two attributes that controls this feature are detach and attach. Two other attributes that are piggybacked under /sys/class/graphics/fb[n] that are fbcon-specific, 'con_rotate' and 'con_rotate_all' are moved to fbcon. They are renamed as 'rotate' and 'rotate_all' respectively. Overall, this feature is a great help for developers working in the framebuffer or console layer as there is not need to continually reboot the kernel for every small change. It is also useful for regular users who wants to choose between a graphical console or a text console without having to reboot [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3e795de7631b2366d7301182c8d91f6d2911467b (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5428b04405af1bb441aa8aabd314e48b870bc58e (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9a17917671d407d37bf23a527aa55acca3cb4735 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=50ec42edd9784fad6a37b05be03064ea24098db6 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6db4063c5b72b46e9793b0f141a7a3984ac6facf (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=13ae66458971b4967350765a8bfaf2a636442e5f (commit)] === New drivers === Here are some important drivers that have been added to the linux tree - note that it says 'drivers', only new important drivers are listed today. Other small drivers are listed below; the already available drivers also add support for new devices and some are listed below but support for new devices is added so fast that it's impossible to keep track of all of them. * ZyDAS ZD1211 USB-WLAN driver: there are 60+ USB wifi adapters available on the market based on the ZyDAS ZD1211 chip, based on ZyDAS's own GPL driver, additionally, the firmware is redistributable and they have provided device specs. Kudos to ZyDAS. If you support "open hardware", you know what to do the next time you need a wifi adapter ;) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e85d0918b54fbd9b38003752f7d665416b06edd8 (commit)] * Add new ioatdma driver for the Intel(R) I/OAT DMA engine [http://lwn.net/Articles/162966/ (LWN article)] [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0bbd5f4e97ff9c057b385a1886b4aed1fb0300f1 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=624d1164730d58a494cc5aa4afa37d02c41e83a7 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=97fc2f0848c928c63c2ae619deee61a0b1107b69 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=de5506e155276d385712c2aa1c2d9a27cd4ed947 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c13c8260da3155f2cefb63b0d1b7dcdcb405c644 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9593782585e0cf70babe787a8463d492a68b1744 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=db21733488f84a596faaad0d05430b3f51804692 (commit)] * imacfb driver for Intel-based Macintosh machines [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=90b4f9aca4d124d114e02bbb3d1d4f3d1d47138f (commit)] * hptiop SCSI driver for Highpoint RocketRAID 3220/3320 series 8 channel PCI-X SATA RAID Host Adapters [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ede1e6f8b43246a9796583346839669b1f4b77d4 (commit)] * Myri-10G Ethernet driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0da34b6dfe55810ae60db57e08e2af8a808c0a55 (commit)] * Echoaudio sound drivers (darla20, darla24, echo3g, gina20, gina24, indigo, indigodj, indigoio, layla20, lala24, mia, mona) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=dd7b254d8dd3a9528f423ac3bf875e6f0c8da561 (commit)] * smc911x driver which supports the SMSC LAN911x line of ethernet chips [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0a0c72c9118c4e63080eb409f0cfdf15808d23a4 (commit)] * New driver, to control the brightness of an Apple Cinema Display over USB [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=069e8a65cd7970b15672825541be59218d9a8a0f (commit)] * ACPI dock driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a5e1b94008f2a96abf4a0c0371a55a56b320c13e (commit)] === Generic IRQ layer === Yet More Generalization of the IRQ handling layer. Not all architectures were using the current IRQ layer (specially ARM) and the current one had some shortcomings. From this [http://lwn.net/Articles/184750/ LWN article]: ''These patches attempt to take lessons learned about optimal interrupt handling on all architectures, mix in the quirks found in the fifty (yes, fifty) ARM sub architectures, and create a new IRQ subsystem which is truly generic, and more powerful as well''. Design documentation: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=11c869eaf1a9c97ef273f824a697fac017d68286 (commit)]; code: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6a6de9ef5850d063c3d3fb50784bfe3a6d0712c6 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=94d39e1f6e8132ea982a1d61acbe0423d3d14365 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6550c775cb5ee94c132d93d84de3bb23f0abf37b (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a4633adcdbc15ac51afcd0e1395de58cee27cf92 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=dd87eb3a24c4527741122713e223d74b85d43c85 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e76de9f8eb67b7acc1cc6f28c4be8583adf0a90c (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3418d72404e35eb19e7995cbf3e7a76ba8fefbce (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ba9a2331bae5da8f65be3722b9e2d210f1987857 (commit)] === Generic core time subsystem === The time work is done in a architecture-dependent way. This work tries to provide a core time subsystems that can be used for all architectures, avoiding lots of code duplication. Detailed analysis in this [http://lwn.net/Articles/120850/ LWN article]; [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=734efb467b31e56c2f9430590a9aa867ecf3eea1 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ad596171ed635c51a9eef829187af100cbf8dcf7 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=260a42309b31cbc54eb4b6b85649e412bcad053f (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5eb6d20533d14a432df714520939a6181e28f099 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=cf3c769b4b0dd1146da84d5cf045dcfe53bd0f13 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8d016ef1380a2a9a5ca5742ede04334199868f82 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=539eb11e6e904f2cd4f62908cc5e44d724879721 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=539eb11e6e904f2cd4f62908cc5e44d724879721 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6f84fa2f3edc8902cfed02cd510c7c58334bb9bd (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=61743fe445213b87fb55a389c8d073785323ca3e (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5d0cf410e94b1f1ff852c3f210d22cc6c5a27ffa (commit)] === Randomize the i386 vDSO === Move the i386 VDSO down into a vma and thus randomize it. Besides the security implications (attackers cannot use the predictable high-mapped VDSO page as syscall trampoline anymore) this feature also helps debuggers, and it's good for hypervisors (Xen, VMWare) too. There's a new CONFIG_COMPAT_VDSO option, which provides support for older glibcs that still rely on a prelinked high-mapped VDSO. Newer distributions (using glibc 2.3.3 or later) can turn this backwards-compatibility option off (recommended, for security reasons, as the features makes harder certain types of attacks). There is a new vdso=[0|1] boot option as well, and a runtime /proc/sys/vm/vdso_enabled sysctl switch, that allows the VDSO to be turned on/off [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e6e5494cb23d1933735ee47cc674ffe1c4afed6f (commit)] === Various core stuff === * Driver model, sysfs, etc: Add a "enable" sysfs attribute to the pci devices to allow userspace to enable and disable devices without having to do foul direct access [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9f125d30487cea72542a84b4835c037163c7f3d5 (commit)], add a sysfs file to determine if a kexec kernel is loaded [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c330dda908b5a46469a997eea90b66f2f9f02b34 (commit)], add new uevent for dock so that user space can be notified of dock and undock events [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a6a888b3c20cf559c8a2e6e4d86c570dda2ef0f5 (commit)], add SYS_HYPERVISOR config option and a /sys/hypervisor subsystem when set by architecture dependent hypervisors (e.g. s390 or Xen) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4039483fd3065920f035eed39ec59085421c0a4f (commit)], add sysfs ISA bus, needed for proper support of ISA sound cards [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a5117ba7da37deb09df5eb802dace229b3fb1e9f (commit)], bus Parity Status sysfs interface, which adds the 'broken_parity_status' sysfs attribute file to a PCI device [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bdee9d98d281d84718eaff6bf0dd2b6ad418b36f (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bd8481e1646d7649fa101ee57a5139b9da3c2436 (commit)] * Finally remove devfs from the kernel tree [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d8deac5094988c7ad1127ee61f52c59a952fcabb (commit)] * Allow the ability to have height 0 radix trees. On 64-bit machines this causes nearly 600 bytes to be used for every <= 4K file in pagecache (huge savings) and pagecache lookup, insertion, and removal speed for small files will also be improved [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=612d6c19db2fd0dc97b0fa370613ecd4a305ffc3 (commit)] * Implement AT_SYMLINK_FOLLOW flag for linkat [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=45c9b11a1d07770cabb48cb0f7960a77650ffc64 (commit)] * 64bit resources [http://lwn.net/Articles/187490/ (LWN article)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6550e07f41ce8473ed684dac54fbfbd42183ffda (commit)] * Support for panic at OOM - panic_on_oom sysctl under sys.vm. If set to 1, the kernel will panic on OOM [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fadd8fbd153c12963f8fe3c9ef7f8967f286f98b (commit)] * Add: page_mkwrite() new VMA operation to notify a filesystem or other driver about the MMU generating a fault because userspace attempted to write to a page mapped through a read-only PTE [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9637a5efd4fbe36164c5ce7f6a0ee68b2bf22b7f (commit)], implement kasprintf, a kernel version of asprintf [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e905914f96e11862b130dd229f73045dad9a34e8 (commit)], strstrip() API for removing leading and trailing whitespace from a string [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=481fad483487ea967fe20bbc9e565d787f7bf20f (commit)] * inotify: Introduces a kernel API for inotify, making it possible for kernel to benefit from inotify's mechanism for watching inodes without being forced to compile in the support for userspace [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2d9048e201bfb67ba21f05e647b1286b8a4a5667 (commit)] * kconfig: allow loading multiple configurations [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=669bfad906522e74ee8d962801552a8c224c0d63 (commit)]. integrate split config into silentoldconfig [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2e3646e51b2d6415549b310655df63e7e0d7a080 (commit)], add symbol option config syntax [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f6a88aa86027bdecfc74ef7c6bf6c68233e86bb3 (commit)] * kbuild: 'make headers_install': A make target which exports a subset of kernel headers which contain definitions which are useful for system libraries and tools [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8d730cfb50cc77da6d00f941daef440918a1922f (commit)], 'make headers_check' [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=684753599afc76aa8f66c731bafb7204b39265b8 (commit)] * Temporarily add EXPORT_UNUSED_SYMBOL and EXPORT_UNUSED_SYMBOL_GPL. These will be used as a transition measure for symbols that aren't used in the kernel and are on the way out [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f71d20e961474dde77e6558396efb93d6ac80a4b (commit)] * tcrypt: Add speed tests (benchmarks) for digest algorithms [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e805792851bcb0bb42f0c8a352be64564c13e374 (commit)] * WATCHDOG: add WDIOC_GETTIMELEFT ioctl: you can now read the time left before the watchdog would reboot your system [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=58b519f3e5e491d5a3e320dc525f58ac439bdde4 (commit)] * MD: merge raid5 and raid6 code [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=16a53ecc35f2a80dc285be2e769768847d89ca37 (commit)], allow re-add to work on array without bitmaps [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=07d84d109d8beedd68df9da2e4e9f25c8217e7fb (commit)], allow rdev state to be set via sysfs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=45dc2de1e53a29f898b81326b8a16e6192d52e4e (commit)], allow raid 'layout' to be read and set via sysfs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d4dbd0250ea1d24bb3d2d13559432fa069d795e2 (commit)], set/get state of array via sysfs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9e653b6342c94016f5cc9937061ef99e9c4b4045 (commit)], allow the write_mostly flag to be set via sysfs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f655675b3fe09c4d0506d357527fe07544623009 (commit)], allow resync_start to be set and queried via sysfs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a94213b1fa7b26dcc271bf4b4f9eebf1f1af33a2 (commit)], support stripe/offset mode in raid10 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c93983bf517c100a31e40ef087e19bd3d7aa2d28 (commit)] * Turn off chmod() on the /proc/<pid>/ files, since there is no good reason to allow it [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6d76fa58b050044994fe25f8753b8023f2b36737 (commit)] * symlink nesting level change: It's way past time to bump it to 8. Everyone had been warned - for months now [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=737bebd137561e184f0a8b4332d9bb0238d8b639 (commit)] * ramdisk blocksize Kconfig entry [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bef317e364f065717819fbbe7965d4401820286c (commit)] * Fix and enable EDAC sysfs operation [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=49c0dab7e6000888b616bedcbbc8cd4710331610 (commit)] * FDPIC: Add coredump capability for the ELF-FDPIC binfmt [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6d8c4e3b0150ff537902477ed62f8a8e9e70007b (commit)] * blktrace: readahead support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=40359ccb836866435b03a0cb57345002b587d875 (commit)] == Other stuff == === Architecture-specific changes === ==== x86 32/64 ==== Make powernow-k7 work on SMP kernels [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=436fe7b8b4a5016ef1fcb32bff77bde84003e15d (commit)], a cache pollution aware update to copy_from_user_ll() [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c22ce143d15eb288543fe9873e1c5ac1c01b69a1 (commit)], a x86-64 version of the [http://lwn.net/Articles/164121/ "alternatives"] feature in x86-32 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d167a51877e94dda73dd656c51f363502309f713 (commit)], nmi watchdog support for new Intel CPUs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0080e667550db5ae8c9318181500c413b99ff164 (commit)], reliable stack trace support for x86-64 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4552d5dc08b79868829b4be8951b29b07284753f (commit)], x86_64 stack overflow debugging [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4961f10e2205d0ededa291e12ec634efc58aa93c (commit)] ==== PPC ==== Add cpufreq support to Xserve G5 [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e272a2853459b1e7282a7d0b54114ffaa7b3980f (commit)], use the device tree for the iSeries vio bus probe [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=95a1ca6cd8e702a19ee56efae522a5816a56a205 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e10fa77368dff31140451fac04d78d9f51f0f3ac (commit)], add support for PCI-Express nodes in the device tree [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bb53bb3dcb12d79efdee3d82bff46a204af377f3 (commit)], oprofile support for POWER6 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e78dbc800c37f035d476c4fdebdf43cdecfcb731 (commit)], add cell RAS support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=acf7d76827a577059636e949079021e6af6dd702 (commit)], support for Time-Of-Day-Clock [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c220153654ede57b41900159eb8d1f6029d85642 (commit)], base support for the Freescale MPC8349E-mITX eval board [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=00280166993af8469dbfee24b779b61d3dd326c3 (commit)], 85xx CDS board support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=591f0a4287d0de243493fd0c133c862e1d1f1c97 (commit)], 86xx HPCN platform support [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4ca4b6274c30d53d22014fb6974efe2b3e52cfdc (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b809b3e86f39651475b30ceb1caf535071534d4d (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c9b484b5c1201321f40b04870e8b417033b6fe76 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9674ed38d8e4a9ce15c61b4306ef803cad0e1dc0 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=96abe9358becb543c21121699c711897374bcbdf (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6b543404058a5ffdca8c48e95e0b8a69bb4bdba9 (commit)], Freescale mpc7448 (Taiga) board support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c5d56332fd6c2f0c7cf9d1f65416076f2711ea28 (commit)] ==== ARM ==== Initial uCLinux support for MMU-based CPUs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d090dddaba7c8da6401bb259340dce05ca32f564 (commit)], add the base support for Hilscher's netX network processors [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bb6d8c8828123e01e2ae6c9d9c4870477889fd94 (commit)], add AMBA CLCD support in lpd7a40x [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=903e2bbda92e5a14f8050154046a14230abb800b (commit)], add support for Philips PNX4008 ARM platform [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=78818e477bf785391b02672d053fdbb2e111fb50 (commit)], add spi support to lubbock platform [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9df5db80a781c1a1c67388c82f64f835093c3cc3 (commit)], add support for NXDKN development board [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=693532dcff871543639743e9c2e2b99c492f8f8d (commit)], core support for the Samsung s3c2442, and its serial port [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=96ce2385dd2817da549910001a69ac0a2762a1b9 (commit)], framebuffer driver for Hilscher netX [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3095faf5295f2da9118469c925d2cfb7775ad287 (commit)], add support for NXDB500 development board [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=af614ba072dab2940471fec1f30bd59b8272fc6b (commit)], add support for NXEB500HMI development board [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2697c5e1f799f201366d5fd7d25e96a21587f1a9 (commit)], add support for Trizeps4 SoM and ConXS-evalboard [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=326764a85b7676388db3ebad6488f312631d7661 (commit)], add cirrus logic edb9315 support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=87c01737b1ccf821b93f74a26a0dc991dba16d19 (commit)], add ajeco 1arm sbc support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b184a4c9a4e542890265b4cdd3ff7908f4adc9c4 (commit)] ==== MIPS ==== Add: support for the S3c2412 core cpu [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=68d9ab394f06f95fd4ca612c08edf13e410fd8d0 (commit)], APM emu support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=952fa954a61cee43de5afba91ae605e30ed2586c (commit)], the R5500-based NEC EMMA2RH Mark-eins board [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=355c471f2ff324c21f8a1fb8e2e242a0f2a4aa68 (commit)]. the GT-64120-based Wind River 4KC PPMC evaluation board [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a240a469649eaab03f0c4c7fbb21ea5041bf5572 (commit)], the RM9000-based Basler eXcite smart camera platform [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=35189fad3cb5f6e3ab66c8321928a851de0cd2b1 (commit)], cirrus logic edb9315 support to ep93xx [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=87c01737b1ccf821b93f74a26a0dc991dba16d19 (commit)] and for edb9302 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1100c257ad11954416df5fcf4bcfcab43de54f57 (commit)], MIPS32/MIPS64 secondary cache management [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9318c51acd9689505850152cc98277a6d6f2d752 (commit)], remove support for NEC DDB5476 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=470b160364db5b8096b8e557a23c97eb6612be67 (commit)] and DDB5074 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=eaff3888742155bd397e45a1c3323c0173042e5b (commit)], add core support for the TI F-Sample Board (OMAP 850) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=495f71db30e279a5a696fa6622fc75451caa8366 (commit)], readd Amstrad Delta USB support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0711615290510bfba11c3f4eabcde6ac92c0766e (commit)], add GPMC support for OMAP2 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4bbbc1adc2095c6504a556819dd8842135df300b (commit)], add bitbank SPI driver for Innovator 1510 touchscreen [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c15e5d10b160ca0fe71f5865c771bf4ad0e7ed85 (commit)] and add oprofile Support VSMP on 34K [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=92c7b62fd1a6898fbfaf1db790ba4e70e90f39d2 (commit)] ==== SPARC64 ==== Use the OBP to obtain information avout the system [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=690c8fd31f1e35985d0f35772fde514da59ec9d1 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=372b07bb5a13f8a1b8a3ce49cd76d39a79dbd3bd (commit)] ==== IA64 ==== MSI support for Altix [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=83821d3f558dc651e555d62182ed0c95651f41a6 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fd58e55fcf5568e51da2ed54d7acd049c3fdb184 (commit)] ==== S390 ==== S390 Hypervisor Filesystem [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=24bbb1faf3f0420eb252dd0fdc1e477b1d4d73bd (commit)], add support for parallel-access-volumes to the dasd driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=405455734e1cdec09c37233216f9240cb1a058e5 (commit)] ==== m68k ==== Coldfire 532x support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7c99df64f0be6763bf5079560ccd96911c231b7b (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=76aa698f331475147825ae135eae98bfd457825b (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6b2652936b9e61df47664a8dde46872a74d7dba2 (commit)] === Filesystems === * Ext3: Add "-o bh" option to force use of buffer_heads [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ade1a29e168ba08b699a418ff5e762315fa33f70 (commit)] * FUSE: Add POSIX file locking support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7142125937e1482ad3ae4366594c6586153dfc86 (commit)], synchronous request interruption [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a4d27e75ffb7b8ecb7eed0c7db0df975525f3fd7 (commit)] and a control filesystem to fuse, replacing the attributes currently exported through sysfs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bafa96541b250a7051e3fbc5de6e8369daf8ffec (commit)] * JFFS2: XATTR support including POSIX-ACL and SELinux support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=aa98d7cf59b5b0764d3502662053489585faf2fe (commit)], and allow alternate JFFS2 mount variant for root filesystem, details in the commit link [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e9482b4374e2596e6f3f1ab30c4ea469f4ac6311 (commit)] * CIFS: NTLMv2 authentication support (stronger authentication than default NTLM) [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f64b23ae4aef9f69d71ea41529a188acd5ab4930 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6d027cfdb19c26df3151a519ed55acfe2c4cb7c3 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a8ee03441f66e0674e641c0cbe1a9534cdee968f (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1717ffc58850dfa9e08b4977f8d0323cb3336863 (commit)], support for setting up SMB sessions to legacy lanman servers such as OS/2 and Windows 95 (but such mounts may be insecure) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3979877e5606ecc58c5a31bd0078c6d80ba9cbe7 (commit)], support for older servers which require plaintext passwords (disabled by default) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bdc4bf6e8ac8cc29c61c2f0dc61d9776ef9a8ed4 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=254e55ed03e2e8d23089b4a468eec2fd2e1ead9b (commit)], enable sec flags on mount [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=189acaaef81b1d71aedd0d28810de24160c2e781 (commit)] === SELinux === Add security class for appletalk sockets so that they can be distinguished in SELinux policy [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3e3ff15e6d8ba931fa9a6c7f9fe711edc77e96e5 (commit)], execve argument logging [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=473ae30bc7b1dda5c5791c773f95e9424ddfead9 (commit)], ppid logging [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f46038ff7d23ae092d61b366332c05aab8227b48 (commit)], filtering by ppid [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3c66251e573219a0532a5a07381b2f60a412d9eb (commit)], path-based rules using internally the inotify API [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f368c07d7214a7c41dfceb76c8db473b850f0229 (commit)], SELinux hooks to support the access key retention subsystem within the kernel [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d720024e94de4e8b7f10ee83c532926f3ad5d708 (commit)], support for a rule key, which can be used to tie audit records to audit rules. This is useful when a watched file is accessed through a link or symlink, as well as for general audit log analysis [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5adc8a6adc91c4c85a64c75a70a619fffc924817 (commit)], support for object context filters based on the elements of the SELinux context [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6e5a2d1d32596850a0ebf7fb3e54c0d69901dabd (commit)], audit syscall classes: Allow to tie upper bits of syscall bitmap in audit rules to kernel-defined sets of syscalls [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b915543b46a2aa599fdd2169e51bcfd88812a12b (commit)], add security hooks to {get,set}affinity to enable security modules to control these operations between tasks with task_setscheduler and task_getscheduler LSM hooks [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e7834f8fccd791225a1cf91c2c3e740ad8e2e145 (commit)], add a security hook call to enable security modules to control the ability to attach a task to a cpuset [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=22fb52dd736a62e24c44c50739007496265dc38c (commit)], implement an LSM hook for setting a task's IO priority [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=03e68060636e05989ea94bcb671ab633948f328c (commit)], add security_task_movememory calls to mm code to enable security modules to mediate this operation between tasks [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=86c3a7645c05a7d06b72653aa4b2bea4e7229d1b (commit)], add task_movememory hook to be called when memory owened by a task is to be moved [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=35601547baf92d984b6e59cf3583649da04baea5 (commit)], add sockcreate node to procattr API - /proc/self/attr/sockcreate. A process may write a context into this interface and all subsequent sockets created will be labeled with that context [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=42c3e03ef6b298813557cdb997bd6db619cd65a2 (commit)], add rootcontext= option to label root inode when mounting [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0808925ea5684a0ce25483b30e94d4f398804978 (commit)] === Networking === * Since [http://wiki.kernelnewbies.org/Linux_2_6_13 2.6.13], the linux networking stack has a [http://lwn.net/Articles/128681/ pluggable interface for TCP congestion algorithms], so it's possible to choose between different congestion algorithms (configurable through /proc/sys/net/ipv4/tcp_congestion_control) or even choose between different congestion algorithms in a per-socket basis [[http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5f8ef48d240963093451bcf83df89f1a1364f51d through setsockopt()]. To the 8 already available algorithms (Reno, BIC, Cubic, Westwood, H-TCP, High Speed TCP, Hybla, Scalable TCP) this release is adding two new congestion control algorithms: TCP Veno, which aims to improve TCP performance over wireless networks [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=76f1017757aa0c308a0b83ca611c9a89ee9a79a4 (commit)] and TCP "Low Priority" [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7c106d7e782bd4805f39da30e81018f861b4b8c5 (commit)], * Add Generic Segmentation Offload (GSO), a feature that can improve the performance in some cases, for now it needs to be enabled through ethtool [http://marc.theaimsgroup.com/?l=linux-netdev&m=115079480721337&w=2 (announcement)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f6a78bfcb141f963187464bac838d46a81c3882a (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f83ef8c0b58dac17211a4c0b6df0e2b1bd6637b1 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f4c50d990dcf11a296679dc05de3873783236711 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=adcfc7d0b4d7bc3c7edac6fdde9f3ae510bd6054 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=576a30eb6453439b3c37ba24455ac7090c247b5a (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b0da8537037f337103348f239ad901477e907aa8 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=37c3185a02d4b85fbe134bf5204535405dd2c957 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=09b8f7a93efd4b2c4ef391e2fbf076f28c6d36d6 (commit)] * Add SIP protocol support to Netfilter [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ae5b7d8ba2c28d7d9835856fe0ca5f6ec95ea768 (commit)], a statistic match which is a combination of the nth and random matches [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f3389805e53a13bd969ee1c8fc5a4137b7c6c167 (commit)], a quota match [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=62b7743483b402f8fb73545d5d487ca714e82766 (commit)], and support for Call Forwarding to the H.323 netfilter module [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c0d4cfd96dd0cc0dbf49435898808b5553af4822 (commit)] * TCP Probe congestion window tracing for capturing the changes to TCP connection state in response to incoming packets [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a42e9d6ce89cfd19aee9f990b7231ce697f0d00f (commit)], limited slow start for Highspeed TCP (RFC3742 limited slow start) congestion control module [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=738980ffa658c86bd494ebb242ce8e44aff16a9e (commit)], remove net.ipv4.ip_autoconfig sysctl [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bdeb04c6d9a957ae2a51c3033414467b82b2a736 (commit)], add basic netlink support to the Ethernet bridge for link management including dump interfaces in bridges, monitor link status changes and change state of bridge port [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=11dc1f36a6701b502ecb695f308aae46ede8bac6 (commit)], add multicast support for datagrams in LLC [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bc0e646796928918e45b6465e02616f2fe65c3c1 (commit)], add a sysctl (ip_conntrack_checksum) to disable checksumming [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=39a27a35c5c1b5be499a0576a35c45a011788bf8 (commit)], add a tcp_slow_start_after_idle sysctl that provides RFC2861 behavior if enabled [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=35089bb203f44e33b6bbb6c4de0b0708f9a48921 (commit)], basic sysfs support for ATM devices [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=656d98b09d57d4e1185c5d2436a42600d48fbcb5 (commit)], add datagram getpeersec for AF_UNIX, which allows to enable a security-aware application to retrieve the security context of the peer of a Unix datagram socket [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=877ce7c1b3afd69a9b1caeb1b9964c992641f52a (commit)], add 64-to-32 ioctl compatibility for X.25 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1b06e6ba25a37fe1c289049d0e0300d71ae39eff (commit)] * Wireless softmac: add SIOCSIWMLME wext [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9a1771e86756212041b32d80b850cc4c8063360a (commit)] and complete the shared key authentication implementation [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=76ea4c7f4cd319dee35934ecab57745feae58fa5 (commit)] === Drivers and other subsystems === ==== Video ==== Add i945G support to the intelfb driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9639d5ec07a490134f05ac890506a367aaf8663b (commit)] and i945GM aswell [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9a90603f65dd5046ddcd586158abcad7784892b6 (commit)], add suspend/Resume support for nVidia nForce AGP [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c5f2f261e7a47e4c72723cdcbe99e1bd771a81ea (commit)], update radeon driver and add r200 vertex program support (R200_EMIT_VAP_PVS_CNTL) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d6fece051a4ef330922bfafb9d64e3e133e3a8a6 (commit)], add support for Geforce 6100 and related chipsets to nvidiafb [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fe610671d7a88e363e8cebcb7e2f32078b0151ce (commit)], add support for Display Update Module and RGB framebuffer device on Philips PNX4008 ARM board [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=36c9366efd63e4bab82d46e166140bddf3acc4cf (commit)], add frame buffer driver for the 2700G LCD controller present on Compulab CM-X270 computer module [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=22caf04297896e515c6d5cdfb8e08a79a523946c (commit)] ==== Sound ==== hda-codec: Add support for: Apple Mac Mini (early 2006) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=62fe78e90dc25b269362034487dc450cd8453e8c (commit)], Sony Vaio VGN-A790 laptop with ALC260 codec [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5e1b1518a53fc62d9f39a13819c849336c6d8dd4 (commit)], Sony Vaio VGN-S3HP with ALC260 codec [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3206b9ca9fba8dc8d6ddd371a3ff455c67ad137f (commit)], Thinkpad X60/T60/Z60 laptops with AD1981HD codec [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=01686c5fce4682350849f9f2c262fcaf67ec73c3 (commit)], LG S1 laptop [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=886da8677d2e4e942fc8984b22bfb8da45e810ec (commit)], ATI RS600 HDMI audio device [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=778b6e1b2da260adf3d3254aaa35bffd1eb05b42 (commit)], 9227/9228/9229 sigmatel hda codecs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a59524faf3a2050e14a1c9038eb006ce96025394 (commit)], HP nx6320 with AD1981HD codec [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f8e9f340da753c021c071f318f97ac9046c1316a (commit)], ALC888, ALC660 (ALC861-compatible) codecs and HP xw4400/6400/8400/9400 (model=hp-bpc) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9c7f852e8b2cc37da5dc5e1ba416238166a37d0f (commit)], Intel D965 boards with STAC9227 codec [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=19039bd0079f282b1023e61212285b5653e3a8ad (commit)] Add support for SB Live! 24-Bit External remote control [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4d1a70dad0e1c44dc0725de6de25aceead48599e (commit)], for Audigy4 (not Pro) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=21fdddea8e4cc54341d389916d0c17db8c1ca452 (commit)], for Turtle Beach Roadie [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e217e30c359edafce3225d2c4fbbda06ae5a408b (commit)], for oss sound support in au1200 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bb12b76e2d795431fa9fd306eb274c69e5054dc7 (commit)], for iMac G5 iSight [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c6feefd03ed12d89af591345fb9c26de7098764d (commit)], for power management in the cs5535audio [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9ac25594e68a4b61516e7c1140d8c0f7ef449e20 (commit)] and azt3328 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ca54bde3634360afecd0dada9c59399bbe88bd32 (commit)] drivers, Add O_APPEND flag support to PCM to enable shared substreams among multiple processes [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0df63e44c3e315ec0fe427ae62558231864108bd (commit)] ==== SCSI ==== Create libiscsi [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7996a778ff8c717cb1a7a294475c59cc8f1e9fb8 (commit)], expose the bus setting to sysfs in aic7xxx driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b2d8bfe18578c4e50e8ba52011c9b260a1b51dac (commit)], add DMI (Diagnostics Monitoring Interface) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=88729e53a4798df20e7a7ef68e0a816f4a268da4 (commit)] and NVRAM 'Disable Serdes' bit support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d4c760c2119fca982f335d83ff9095479c5d6737 (commit)] in qla2xxx driver, wide port support in mptsas [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=547f9a218436ea35baf9a52e981753e44d9cff1f (commit)], and add 1078 ROC (Raid On Chip) Support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=87cf89866790a373edcf88c12b64d6d38560acdd (commit)] ==== Input ==== Add mapping for Wistron MS 2111 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9000195bb7ea959939b1e5fdad336e5bac59c9e9 (commit)], add support for Intellimouse 4.0 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b0c9ad8e0ff154f8c4730b8c4383f49b846c97c4 (commit)], and add input device support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9e8e30a0cc0ccb43773d14d8b8b84bcc585e9cc1 (commit)] ==== USB ==== Add: Macbook Pro touchpad support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9effa978f1d51f6d0426ebabcf6cb32336bb3153 (commit)], new driver for Cypress CY7C63xxx mirco controllers [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4255e6f6d98ad092c27fa2b83ac314cbe8a0c56f (commit)], add support for Kyocera Wireless KPC650/Passport EV-DO/1xRTT PC Cards [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=34ab86e140e9810d6c5162971b6dcf01fcc0f11c (commit)] and for Sierra Wireless MC5720 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b10cee9d035db54d0bf5a9f9fa622dcfc3f740c6 (commit)], add support for ASIX 88178 chipset USB Gigabit Ethernet adaptor [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7327413c745c2f8e8d4b92f76759821263b095c1 (commit)], add support for Yost Engineering Servocenter3.1 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=eb79b4fda4654eaa7e6421ad41b0a75c7b4f0608 (commit)], add support for VIA VT8251 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bf2af2a2027e52b653882fbca840620e896ae081 (commit)], add support for WiseGroup., Ltd Smartjoy Dual PLUS Adapter [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b857c651e7e369c12098007772549f817b3bf961 (commit)], add ZyXEL vendor/product ID to rtl8150 driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b6c2799dec0c9f6f6de35c2161b246c910108204 (commit)], add driver for non-composite Sierra Wireless devices [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=69de51fdda3fd984541978313b66e4f2c44cc23e (commit)], add ohci bits for the cirrus ep93xx [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a5b7474a0364507d168c7ff473e2d82deb676b08 (commit)], add support for Susteen Datapilot Universal-2 cable in pl2303 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3b92847425a98d26ad9d2b8682d3ce6020c90752 (commit)], ==== Network drivers ==== Add new SMSC LAN83C185 10BaseT/100BaseTX PHY driver for the PHY subsystem [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c9e055ac4fdbb52622437e0dbfdbc1d4897d2775 (commit)], add VLAN (802.1q) support to the sis900 driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d269a69fbbbb7ddd2081af7a768feac754b8357a (commit)], enable (via the IPW2200_PROMISCUOUS config option) the creation of a second interface prefixed 'rtap' for RF promiscuous mode in the ipw2200 driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d685b8c226727bf5db907c7241f55461e7f1f008 (commit)], add TRENDnet TE-CF100 ethernet adapter support in pcnet_cs driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=cf393ebed0abb1186c34b21f3d1d939ac2b5568a (commit)], add support for the Cicada 8201 PHY [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0c639b31068e8e111ec330a3634d95e20c11aab6 (commit)]; expose several configuration knobs configurable through ethtool in the forcedeth driver - ring sizes [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=eafa59f6bcc6e46b756198a5388d195c4f0e671a (commit)] WOL [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c42d9df932ce3732044dc1394114380140ccffe0 (commit)] rx and tx checksum offloads [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5ed2616f621b41d3477d4f4ae2ba0e0a0e80bdce (commit)] flow control [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b6d0773fa7943fd93d564056395a7ff29b81213b (commit)] diagnostic tests [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9589c77a0de19c0c95370d5212eb1f9006d8abcb (commit)] and hardware statistic counters [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=52da35789c305f6f44d0e85b294a9845c1271898 (commit)] and add new device ids [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c99ce7ee75db7836e2faba932affd2aadd1e942f (commit)]-; convert au1000_eth driver to use PHY framework [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0638dec01e89059c853515ab71c55fd13ba5a8ea (commit)], enable shared key authentication [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4359219425a0918a72775480e125fbb077de338d (commit)] in the bcm43xx driver and add ipv6 TSO feature [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b0026624f1aa3e38a887cb483de61f104d600b97 (commit)] in the TG3 driver, allow WoL settings on new 5708 chips [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=160882722cb21cbe5cead55cf38a5e70fc3af63e (commit)] and add firmware decompression [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fba9fe911bb4213c3de1d142fe0ee127cd361a78 (commit)] in the BNX2 driver, add ethtool eeprom support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=722fdb33591bc7308a661913fb2f829128236b6f (commit)] in 8139cp driver, add WOL support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=52cafd965507b7a7bb962486539f6d7422552692 (commit)] in the b44 driver, add netpoll support to the s2io driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=612eff0e3715a6faff5ba1b74873b99e036c59fe (commit)], and add support for the Cicada 8201 PHY [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0c639b31068e8e111ec330a3634d95e20c11aab6 (commit)]; add ich8lan core functions [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d37ea5d56293b7a883d2a993df5d8b9fb660ed3b (commit)], smart power down code [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9a53a2029885e0088e9149679215b95d04deb57b (commit)] and integrate ich8 support into driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=cd94dd0b648ceb64ca5e41d9ccfa99c1e30e92ef (commit)] in e1000 driver ==== V4L/DVB ==== Cx88 driver: added support for KWorld MCE 200 Deluxe [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b3038304c91aa710fe651c7f42568e252fc54908 (commit)], IR remote support for DTV2000H [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2de873e630b9385c6cd5896753335c5bf4829f0c (commit)], basic support for Leadtek Winfast DTV2000H card [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4bd6e9d968af68c73bee92bd93cd56937e2e80d8 (commit)], support for the new cx88 card #50: NPG Tech RealTV, including it's remote [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=680543c5d2756ad3496f8ef197ba8825b78d6840 (commit)], support for FusionHDTV 3 Gold (original revision) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=65271bff0fb11557d04d389df728d12dfba75dc3 (commit)], support for Geniatech Digistar / Digiwave 103g [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c02a34f4e3e65a7b1fb64507ec5c093e8328335e (commit)] Add support for pcHDTV HD5500 ATSC/QAM [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=da215d22d82d547c5312f61ac9881ad571e67eea (commit)], add support for DViCO FusionHDTV DVB-T Lite 2nd revision in the Dvb-bt8xx driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8c99024b88b5da3a73f0575dad98527c9a278d1b (commit)], enable Blackbird MPEG encoder support in KWorld HardwareMpegTV XPert: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3febc04d42d4a0bda64af0c929fdb871370e2a7a (commit)], add support for the TCL M2523_3DB_E tuner [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=00819f87d883bb4aff97aecc7cc722ba27bd183a (commit)], implement v4l2 driver for the Hauppauge PVR USB2 TV tuner [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d855497edbfbf9e19a17f4a1154bca69cb4bd9ba (commit)], add v4l2 compatibility to the pwc driver, include the decompressor, export to userland compressed stream, more cameras supported etc [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2b455db6d456ef2d44808a8377fd3bc832e08317 (commit)], add support for the Texas Instruments TLV320AIC23B audio codec [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=88ca8ed0b7f2f04a055ff3c389f398ba3ad3d27d (commit)], Genpix 8PSK->USB driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9bbe076f364aa7ba8c2e49e417a76d628ffb164c (commit)], add support for Samsung TCPG 6121P30A PAL tuner [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c344933af5a8610d71bd0d92fe43a1519ed72ed8 (commit)], add support for Avermedia 6 Eyes AVS6EYES [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fbe60daac4c34e39d1ca69684bcb76e62461ac21 (commit)], add support for the cx25836/7 video decoder [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e2b8cf4ced47465b24d6fe911714827475fb0412 (commit)], add support for VP-3250 ATSC card [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ed3d1065a4aa7b1e8e5d35ece0eeeafa5bfa6bd1 (commit)], add support for DViCO FusionHDTV DVB-T Dual USB based on zl10353 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c9ce394017162a90d79a4abc99eed3c7b2aed606 (commit)], add CX2341X MPEG encoder module [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5d1a9ae6d9d7fc14b2259cd550eb87364a21190a (commit)], add support for the DNTV Live! mini DVB-T card [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=442d15d5d8ba6a39d0c883585d68503e949a2fe1 (commit)] ==== RNG ==== Remove old HW RNG support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=59f5d35f83738bf07e66f8cdcff32a433df804a3 (commit)], and add a new generic HW RNG core [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=844dd05fec172d98b0dacecd9b9e9f6595204c13 (commit)], Geode HW RNG driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ef5d862734b84239e0140319a95fb0bbff5ef394 (commit)], AMD HW RNG driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=96d63c0297ccfd6d9059c614b3f5555d9441a2b3 (commit)], VIA HW RNG driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=13523363577d49b9af3cad06fcb757126bedc61b (commit)], Intel HW RNG driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ca644bd5039566725b7c71a559e65ea91b7abfb5 (commit)], bcm43xx HW RNG driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=71c0cd7042672fce2463d82183d20bfb574f4cb5 (commit)], ixp4xx HW RNG driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d7174bcb919c15b295271e37c3f65c716710715c (commit)], TI OMAP CPU family HW RNG driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ebc915ad26d881ddcafbe4e0975203d23289f36f (commit)] ==== RTC ==== Add: driver for ARM AMBA PL031 RTC [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8ae6e163c1b637e1cb125613726ffbd31ca44fdf (commit)], AT91RM9200 RTC driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=788b1fc619a31ebdbadd3a8863631f59a4bd2944 (commit)], rtc-dev UIE emulation for UIE-less rtc drivers [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=655066c3835e7b51794c4d56f042eb78b5a79f53 (commit)], v3020 RTC support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=362600fe60fd18a25b4de8ec544b9e24e77e1484 (commit)], rtc-ds1742 driver for the Dallas DS1742 RTC chip [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5ec3e4b7aefbb8613b27ec4449fa8f9916ab9099 (commit)], rtc-ds1553 driver for the Dallas DS1553 RTC chip [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9bf5b4f5f53707aee5813f373279d03920ba6f65 (commit)], rtc-rs5c348 driver for the Ricoh RS5C348 RTC chip [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e0ac4761fa52acda90f9f53819c81474b511e3af (commit)], class driver for Samsung S3C series SoC [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1add6781c85d7e2ee512315113a16193b3e3937d (commit)], "RTC-framework" driver for DS1307 and similar RTC chips [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1abb0dc92d706e8c73c7a62ca813738fe2259a7f (commit)], max6902 RTC support for the MAX6902 SPI RTC chip [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8e12ecc2b5a4521a338d7681e7d5547080fc6f71 (commit)], port of the driver for the pcf8583 i2c rtc controller to the generic RTC framework [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9c0c570576d02000063e28faadcce8c07396755d (commit)], support for the I2C-attached Intersil ISL1208 RTC chip [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7e56a7dcbb974d9725d80e50d70c6eed7f71110b (commit)] ==== Various drivers ==== * Initial support for MCS7780 based dongles in IRDA [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c6ae522e3a50fc1ec483d7f03ece9c7a25e6de95 (commit)] * Kernel connection management agent over Infiniband that connects based on IP addresses [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e51060f08a61965c4dd91516d82fe90617152590 (commit)] and add an address translation service that maps IP addresses to Infiniband GID addresses using IPoIB [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7025fcd36bd62af2c6ca0ea3490c00b216c4d168 (commit)] * ieee1394: Add support for the following types of hardware: nodes that have a link speed < PHY speed, 1394b PHYs that are less than S800 capable, and 1394b/1394a adapter cable between two 1394b PHYs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=647dcb5fae0ebb5da1272ed2773df0d3f152c303 (commit)] * hwmon: add sysfs interface for individual alarm files [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=400b48ecd95a7fac6b126042d37b7efe0202b582 (commit)], new hwmon driver which supports voltage and temperature measurement features of SMSC LPC47M192 and LPC47M997 chips [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=59ac83677f72ea2cc25b5426e7df9589aa7a5384 (commit)], add support for Intel Core and Conroe [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6af586dc58820d052aa538abef4d4d15c2a9e33e (commit)], add new hardware monitoring driver abituguru for the Abit uGuru [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f2b84bbcebfdbe4855bab532909eef6621999f9f (commit)], add LM82 temperature sensor support (similar to the LM83, but less featureful) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=43cb7ebee2f478d3f987ad773d4e6b07fc23c631 (commit)], new hardware monitoring driver for the National Semiconductor LM70 temperature sensor [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e1a8e913f97e36cc5a23a24a8b4717e84998f13c (commit)], new hardware monitoring driver for the Winbond W83791D [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9873964d6eb24bd0205394f9b791de9eddbcb855 (commit)] * w1: add userspace communication protocol over connector [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=12003375acd879e498c6c511faf27531296f9640 (commit)]; replace dscore and ds_w1_bridge with ds2490 driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=81f6075ebcf3b0800321b7d81e4845d6ad9566d8 (commit)] * Bluetooth: add automatic sniff mode support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=04837f6447c7f3ef114cda1ad761822dedbff8cf (commit)], add suspend/resume support to the HCI USB driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=dcdcf63ef12dc3fbaa17a6d04f16ada8e63bb4d0 (commit)] * I2C: Add support for the ST m41t81 and m41t85 i2c rtc chips [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5e9f4f2e5a02bb6908278a819952aa31fffefaa2 (commit)], add ATI IXP200/300/400 support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=02e0c5d5c2e00374b6808a42f8eea4ea9baaa216 (commit)], add support for the new nForce4 MCP51 (also known as nForce 410 or 430) and nForce4 MCP55 to the i2c-nforce2 driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5c7ae65899a4c5b05b6277f856018d1eeeb98907 (commit)], and new bus driver for the Opencores I2C controller [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=18f98b1e3147afdb51e545cc6ff2b016c7d088a7 (commit)] * pcmcia: TI PCIxx12 Cardbus controller support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=59e35ba1257903eaff5203f62f77554da02f5b63 (commit)] * synclink_gt: add GT2 adapter support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6f84be84b4cde72fa2a2f0d10ac284a31e923200 (commit)] * AX88796 parallel port driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ad4063b0b2ffd7c8359b62c830e88152fc39ab20 (commit)] * Add Specialix IO8+ card support hotplug support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7691030bc9732f7d535522dda78cfdd36716def1 (commit)] * Add Computone Intelliport Plus serial hotplug support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=eb0e71c7f388bfcb3f74897f23d0cf09310fc05b (commit)] * LED: Support for Amstrad Delta [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9becde79d2c5e382d955167c07017b5e34b142f0 (commit)], add a LED heartbeat trigger [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=891c668b90ded38cec36f0852c4983573597170d (commit)], class support for Soekris net48xx [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1a87d9425e0347c0e880254816d8e9f41a0e2b0c (commit)] |
Comprehensible changelog of the linux kernel. This page shows a summary of the important changes being added in each linux kernel release - support for new devices, new features (filesystems, subsystems), important internal changes, etc. While this text is aimed to be (unlike the full changelog) readable, it's obvious that some parts will not be comprehensible for those who don't know a lot about kernel internals, just like it happens in every software project. Other places to get news about the linux kernel are [http://lwn.net/Kernel/ LWN kernel status], [http://lwn.net/Articles/driver-porting/ LWN driver porting guide], [http://lwn.net/Articles/2.6-kernel-api/ LWN list of API changes in 2.6], or [http://www.lkml.org www.lkml.org]. If you're going to add something here look first at LinuxChangesRules!
Older releases
Previous stable release [http://wiki.kernelnewbies.org/Linux_2_6_17 Linux 2.6.17], next release: [http://wiki.kernelnewbies.org/Linux_2_6_19 2.6.19] (still not released); see Linux26Changes for other versions.
2.6.18 TableOfContents()
Short overview (for new sites)
This release includes lightweight user space priority inheritance support (http://lwn.net/Articles/178253/), a "lock validator" debugging tool (http://lwn.net/Articles/185666/), a new power saving policy for multicore systems, SMPnice (http://lwn.net/Articles/186438/), a much improved SATA layer (http://lwn.net/Articles/183734/), swapless page migration (http://lwn.net/Articles/160201/), per-zone VM counters, per-task delay accounting, a new per-packet access control for SELinux called 'secmark' (http://james-morris.livejournal.com/11010.html), randomized i386 vDSO, a few new drivers, additional device support for many existing drivers, many bugfixes and many other small improvements.
Important things (AKA: ''the cool stuff'')
Lightweight user space priority inheritance (PI)
PI is a critical feature for RT-ish apps. Currently (without PI), if a high-prio and a low-prio task shares a lock, even if all critical sections are coded carefully to be deterministic (i.e. all critical sections are short in duration and only execute a limited number of instructions), the kernel cannot guarantee any deterministic execution of the high-prio task: any medium-priority task could preempt the low-prio task while it holds the shared lock and executes the critical section, and could delay it indefinitely. User-space PI helps to achieving/improving determinism for user-space applications in those cases. Detailed [http://lwn.net/Articles/178253/ LWN article], glibc patch can be found [http://people.redhat.com/mingo/PI-futex-patches/ here], justification for this feature and design documentation: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a6537be9324c67b41f6d98f5a60a1bd5a8e02861 (commit)]; code: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e2970f2fb6950183a34e8545faa093eb49d186e1 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b29739f902ee76a05493fb7d2303490fc75364f4 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=23f78d4a03c53cbd75d87a795378ea540aa08c86 (commit)]
Lockdep, a kernel lock validator
Linux's locking style is know for being simple compared with other Unix SMP-friendly derivatives. Still, locking is a neccesary evil that is hard to get right for most of normal programmers (most of us), and locking bugs can be very difficult to find, specially in drivers, that don't get the solid review that core kernel has. The kernel lock validator is a debugging tool that tries to makes such things easier, it's [http://lwn.net/Articles/185666/ (LWN article)] a complex infrastructure to the kernel which can then be used to prove that none of the locking patterns observed in a running system could ever deadlock the kernel. If you want to help to make Linux stabler, give it a run and report the backtraces printed on dmesg at linux-kernel@vger.kernel.org or http://bugzilla.kernel.org. Design documentation: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f3e97da38e1d69d24195d76f96b912323f5ee30c (commit)], code: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fbb9ce9530fd9b66096d5187fa6a115d16d9746c (commit)]
Process scheduler
- New power saving policy
In machines with several multi core/smt "packages" (which will become increasingly common in the future), the power consumption can be improved by letting some packages idle while others do all the work, instead of spreading the tasks over all CPUs, so a optional power saving policy has been developed to make this possible. When this power savings policy is enabled - set to 1 the sysfs entry 'sched_mc_power_savings' or 'sched_smt_power_savings' placed under /sys/devices/system/cpu/cpuX/ when enabled CONFIG_SCHED_MC / CONFIG_SCHED_SMT - and under light load conditions, the scheduler will minimize the physical packages/cpu cores carrying the load and thus conserving power, but impacting the performance depending on the workload characteristics (when there's lot of work to do all CPUs will be used, to completely disable individual CPUs use the already available CPU hot plugging feature by writing 0 to the "online" file in that sysfs directory). For more details on the effect of this policy read the "Chip Multi Processing(CMP) aware Linux Kernel Scheduler" talk from [http://www.linuxsymposium.org/2005/linuxsymposium_procv2.pdf the OLS 2005] (page 201 and onwards) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5c45bf279d378d436ce45825c0f136696c7b6109 (commit)]
- SMPnice
(A.K.A. 'take priority into account when balancing processes between CPUs'): One of the design principles of the new 2.6 scheduler (aka, "Ingo's O(1) scheduler") was the idea of having a separate run queue of processes for each CPU present on the system, instead of a single run queue for all CPUs, for scalability reasons. Periodically, the scheduler would balance the per-cpu run queues to distribute all the jobs and keep all the CPUs busy. However, priority levels were not taken into account at the time of doing this balance and it was possible recreate scenarios where the kernel was being unfair, when mixing processes with different priorities. "SMPnice" is a implementation of a solution for this problem [http://lwn.net/Articles/186438/ (LWN article)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2dd73a4f09beacadde827a032cf15fd8b1fa3d48 (commit)]
Memory management
- Swapless page migration
Being able to migrate pyshical pages between nodes in NUMA-like systems - to improve the [http://en.wikipedia.org/wiki/Locality_of_reference locality of reference] - was introduced in [http://wiki.kernelnewbies.org/Linux_2_6_16 Linux 2.6.16], but it didn't use a very clean method: pages were swapped out in purpose, and then the next time those pages would be faulted, they'd be swapped in to the node where you wanted to move those pages instead of the old one. This trick was used but now the feature has been completed with "direct page migration": Now pages are moved directly from one node to another, without using swap. This feature includes a new system call which allows to move individual pages of a process from one node to another: long move_pages(pid, number_of_pages_to_move, addresses_of_pages[], nodes[] or NULL, status[],lags) - the swap-based migration had already added a migrate_pages() syscall and a MPOL_MF_MOVE option to the set_mempolicy() syscall). For full details, read this [http://lwn.net/Articles/160201/ (LWN article)]. Code: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0697212a411c1dae03c27845f2de2f3adb32c331 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6c5240ae7f48c83fcaa8e24fa63e7eb09aba5651 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d75a0fcda2cfc71b50e16dc89e0c32c57d427e85 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=04e62a29bf157ce1edd168f2b71b533c80d13628 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8d3c138b77f195ca0eee6fb639ae73f5ea9edb6b (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=742755a1d8ce2b548428f7aacf1758b4bba50080 (commit)]
- Per-zone VM counters
Zone based VM statistics are necessary to be able to determine what the state of memory in a zone is. The counters that we currently have for the VM are split per processor, but the processor has not much to do with the zone these pages belong to: we cannot tell f.e. how many pages on a particular node are dirty - if we knew then we could put measures into the VM to balance the use of memory between different zones and different nodes in a NUMA system. It would allow the development of new NUMA balancing algorithms that may be able to improve the decision making in the scheduler of when to move a process to another node - and hopefully will also enable automatic page migration through a user space program that can analyze the memory load distribution and then rebalance memory use in order to increase performance. This feature allows to have such info. The zone_reclaim_interval sysctl vanishes (since VM stats can now determine when it is worth to do local reclaim), and there're accurate counters in /sys/devices/system/node/node*/meminfo (current counters are not very accurate). Other detailed VM counters are available in more /proc and /sys status files [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f6ac2354d791195ca40822b84d73d48a4e8b7f2b (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2244b95a7bcf8d24196f8a3a44187ba5dfff754c (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f3dbd34460ff54962d3e3244b6bcb7f5295356e6 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=65ba55f500a37272985d071c9bbb35256a2f7c14 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b1e7a8fd854d2f895730e82137400012b509650e (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ce866b34ae1b7f1ce60234cf65855886ac7e7d30 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=df849a1529c106f7460e51479ca78fe07b07dc8c (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=34aa1330f9b3c5783d269851d467326525207422 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9a865ffa34b6117a5e0b67640a084d8c2e198c93 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ca889e6c45e0b112cb2ca9d35afc66297519b5d5 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fd39fc8561be33065306bdac0e30414e1e8ac8e1 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d2c5e30c9a1420902262aa923794d2ae4e0bc391 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9614634fe6a138fd8ae044950700d2af8d203f97 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f8891e5e1f93a128c3900f82035e8541357896a7 (commit)]
Per-task delay accounting
This feature collects information on time spent by a task waiting for system resources like cpu, synchronous block I/O completion and swapping in pages. Until now, it was only possible to know that a process was not runnning, but it was not possible to obtain detailed information in what was making the process spend the time. The data is exported throught netlink and /proc/<tgid>stats [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f9fd8914c1acca0d98b69d831b128d5b52f03c51 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c8924363da07aec213e5d359f23eeae1fff91951 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6f44993fe1d7b2b097f6ac60cd5835c6f5ca0874 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fb0ba6bd021248b6bdc58a7b1213a55a6776a38a (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ad4ecbcba72855a2b5319b96e2a3a65ed1ca3bfd (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=25890454667b3295f67b3372352be90705f8667c (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9e06d3f9f6b14f6e3120923ed215032726246c98 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c757249af152c59fd74b85e52e8c090acb33d9c0 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ca74e92b4698276b6696f15a801759f50944f387 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0ff922452df86f3e9a2c6f705c4588ec62d096a7 (commit)]
Big libata (SATA) update
[http://lwn.net/Articles/183734/ (LWN article)] Mainstream libata has been missing some features like NCQ and hot plug. The code had been written a while ago (more than a year ago in the case of NCQ) but only now it has been considered stable. The features included in this update are: a revamped error handling across all the libata code, which makes libata more robust to errors and failures, and makes easier to debug problems [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=022bdb075b9e1f224088a0b268de56268d7bc5b6 (commit)]; NCQ ([http://en.wikipedia.org/wiki/Native_command_queueing Native Command Queuing]) which improves the performance greatly for many workloads) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3dc1d88193b9c65b01b64fb2dc730e486306649f (commit)], hotplug [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=084fe639b81c4d418a2cf714acb0475e3713cb73 (commit)], warmplug [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=83c47bcb3c533180a6dda78152334de50065358a (commit)], and bootplug - boot probing via hotplug path - support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3e706399b03bd237d087d731d4b1b029e546b33d (commit)], interrupt-driven PIO mode (instead of the inefficient poll method), [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=312f7da2824c82800ee78d6190f12854456957af (commit)], add MCP61 support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4c5c81613b0eb0dba97a8f312a2f1162f39fd47b (commit)]
Change the default IO scheduler to 'CFQ'
2.6 features modular I/O schedulers: There're several I/O schedulers with different performance properties (that you can change at runtime with /sys/block/hda/queue/scheduler). The [http://www.cs.rice.edu/~ssiyer/r/antsched/ Anticipatory Scheduler] (AS) has been the default one since then, but the CFQ (Complete Fair Queuing) scheduler has been gaining adoption since then, to the point that it's the default I/O scheduler for RHEL 4, Suse, and other distros. One of the coolest things about CFQ is that it features (since 2.6.13) "io priorities": That means you can set the "I/O" priority of a process so you can avoid that a process that does too much I/O (daily updatedb) starves the rest of the system, or give extra priority to a process that shouldn't be starved by other processes, by using the "ionice" tool included in schedutils (1.5.0 and onwards). Now CFQ is the default scheduler [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b17fd9bceb99610f6dc7998c9a4ed6b71520be2b (commit)] (after some performance tweaks that should improve the performancein many workloads) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=caaa5f9f0a75d1dc5e812e69afdbb8720e077fd3 (commit)]. If you want to continue using the AS scheduler, you can change it at runtime in /sys/block/hda/queue/scheduler, or use the "elevator=as" boot option.
Secmark: Add security markings to packets via iptables
[http://james-morris.livejournal.com/11010.html (article from James Morris, a SELinux developer)] SELinux already has methods to "mark" network packets, but they're not as expressive or powerful as the controls provided by Netfilter/iptables. So Netfilter/iptables has been leveraged for packet selection and labeling, so that now SELinux can have more powerful and expressive network controls for adding security markings to packets. This also allows for increased security, as the policy is more effective, allowing access to the full range of iptables selectors and support mechanisms. The feature includes a SECMARK target allowing the admin to apply security marks to packets via both iptables and ip6tables, a CONNSECMARK target used to specify rules for copying security marks from packets to connections and for copying security marks back from connections to packets, and secmark support to conntrack. Examples of policies and rulesets, and patches for libselinux can be found [http://people.redhat.com/jmorris/selinux/secmark/ here]. [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=29a395eac4c320c570e73f0a90d8953d80da8359 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4e5ab4cb85683cf77b507ba0c4d48871e1562305 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=984bc16cc92ea3c247bf34ad667cfb95331b9d3c (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4e5ab4cb85683cf77b507ba0c4d48871e1562305 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5e6874cdb8de94cd3c15d853a8ef9c6f4c305055 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=100468e9c05c10fb6872751c1af523b996d6afa9 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7c9728c393dceb724d66d696cfabce82151a78e5 (commit)]
Add binding/unbinding support for the VT console
This feature adds the ability to detach and attach the framebuffer console to and from the vt layer. With this change, it is possible to detach fbcon from the console layer. If it is detached, it will reattach the boot console driver (which is permanently loaded) back to the console layer so the system can continue to work. Similarly, fbcon can be reattached to the console layer without having to reload the module. Attaching and detaching fbcon is done via sysfs attributes. A class device entry for fbcon is created in /sys/class/graphics. The two attributes that controls this feature are detach and attach. Two other attributes that are piggybacked under /sys/class/graphics/fb[n] that are fbcon-specific, 'con_rotate' and 'con_rotate_all' are moved to fbcon. They are renamed as 'rotate' and 'rotate_all' respectively. Overall, this feature is a great help for developers working in the framebuffer or console layer as there is not need to continually reboot the kernel for every small change. It is also useful for regular users who wants to choose between a graphical console or a text console without having to reboot [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3e795de7631b2366d7301182c8d91f6d2911467b (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5428b04405af1bb441aa8aabd314e48b870bc58e (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9a17917671d407d37bf23a527aa55acca3cb4735 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=50ec42edd9784fad6a37b05be03064ea24098db6 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6db4063c5b72b46e9793b0f141a7a3984ac6facf (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=13ae66458971b4967350765a8bfaf2a636442e5f (commit)]
New drivers
Here are some important drivers that have been added to the linux tree - note that it says 'drivers', only new important drivers are listed today. Other small drivers are listed below; the already available drivers also add support for new devices and some are listed below but support for new devices is added so fast that it's impossible to keep track of all of them.
ZyDAS ZD1211 USB-WLAN driver: there are 60+ USB wifi adapters available on the market based on the ZyDAS ZD1211 chip, based on ZyDAS's own GPL driver, additionally, the firmware is redistributable and they have provided device specs. Kudos to ZyDAS. If you support "open hardware", you know what to do the next time you need a wifi adapter
[http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e85d0918b54fbd9b38003752f7d665416b06edd8 (commit)]
Add new ioatdma driver for the Intel(R) I/OAT DMA engine [http://lwn.net/Articles/162966/ (LWN article)] [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0bbd5f4e97ff9c057b385a1886b4aed1fb0300f1 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=624d1164730d58a494cc5aa4afa37d02c41e83a7 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=97fc2f0848c928c63c2ae619deee61a0b1107b69 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=de5506e155276d385712c2aa1c2d9a27cd4ed947 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c13c8260da3155f2cefb63b0d1b7dcdcb405c644 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9593782585e0cf70babe787a8463d492a68b1744 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=db21733488f84a596faaad0d05430b3f51804692 (commit)]
imacfb driver for Intel-based Macintosh machines [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=90b4f9aca4d124d114e02bbb3d1d4f3d1d47138f (commit)]
hptiop SCSI driver for Highpoint RocketRAID 3220/3320 series 8 channel PCI-X SATA RAID Host Adapters [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ede1e6f8b43246a9796583346839669b1f4b77d4 (commit)]
Myri-10G Ethernet driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0da34b6dfe55810ae60db57e08e2af8a808c0a55 (commit)]
Echoaudio sound drivers (darla20, darla24, echo3g, gina20, gina24, indigo, indigodj, indigoio, layla20, lala24, mia, mona) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=dd7b254d8dd3a9528f423ac3bf875e6f0c8da561 (commit)]
smc911x driver which supports the SMSC LAN911x line of ethernet chips [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0a0c72c9118c4e63080eb409f0cfdf15808d23a4 (commit)]
New driver, to control the brightness of an Apple Cinema Display over USB [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=069e8a65cd7970b15672825541be59218d9a8a0f (commit)]
ACPI dock driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a5e1b94008f2a96abf4a0c0371a55a56b320c13e (commit)]
Generic IRQ layer
Yet More Generalization of the IRQ handling layer. Not all architectures were using the current IRQ layer (specially ARM) and the current one had some shortcomings. From this [http://lwn.net/Articles/184750/ LWN article]: These patches attempt to take lessons learned about optimal interrupt handling on all architectures, mix in the quirks found in the fifty (yes, fifty) ARM sub architectures, and create a new IRQ subsystem which is truly generic, and more powerful as well. Design documentation: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=11c869eaf1a9c97ef273f824a697fac017d68286 (commit)]; code: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6a6de9ef5850d063c3d3fb50784bfe3a6d0712c6 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=94d39e1f6e8132ea982a1d61acbe0423d3d14365 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6550c775cb5ee94c132d93d84de3bb23f0abf37b (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a4633adcdbc15ac51afcd0e1395de58cee27cf92 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=dd87eb3a24c4527741122713e223d74b85d43c85 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e76de9f8eb67b7acc1cc6f28c4be8583adf0a90c (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3418d72404e35eb19e7995cbf3e7a76ba8fefbce (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ba9a2331bae5da8f65be3722b9e2d210f1987857 (commit)]
Generic core time subsystem
The time work is done in a architecture-dependent way. This work tries to provide a core time subsystems that can be used for all architectures, avoiding lots of code duplication. Detailed analysis in this [http://lwn.net/Articles/120850/ LWN article]; [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=734efb467b31e56c2f9430590a9aa867ecf3eea1 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ad596171ed635c51a9eef829187af100cbf8dcf7 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=260a42309b31cbc54eb4b6b85649e412bcad053f (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5eb6d20533d14a432df714520939a6181e28f099 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=cf3c769b4b0dd1146da84d5cf045dcfe53bd0f13 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8d016ef1380a2a9a5ca5742ede04334199868f82 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=539eb11e6e904f2cd4f62908cc5e44d724879721 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=539eb11e6e904f2cd4f62908cc5e44d724879721 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6f84fa2f3edc8902cfed02cd510c7c58334bb9bd (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=61743fe445213b87fb55a389c8d073785323ca3e (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5d0cf410e94b1f1ff852c3f210d22cc6c5a27ffa (commit)]
Randomize the i386 vDSO
Move the i386 VDSO down into a vma and thus randomize it. Besides the security implications (attackers cannot use the predictable high-mapped VDSO page as syscall trampoline anymore) this feature also helps debuggers, and it's good for hypervisors (Xen, VMWare) too. There's a new CONFIG_COMPAT_VDSO option, which provides support for older glibcs that still rely on a prelinked high-mapped VDSO. Newer distributions (using glibc 2.3.3 or later) can turn this backwards-compatibility option off (recommended, for security reasons, as the features makes harder certain types of attacks). There is a new vdso=[0|1] boot option as well, and a runtime /proc/sys/vm/vdso_enabled sysctl switch, that allows the VDSO to be turned on/off [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e6e5494cb23d1933735ee47cc674ffe1c4afed6f (commit)]
Various core stuff
Driver model, sysfs, etc: Add a "enable" sysfs attribute to the pci devices to allow userspace to enable and disable devices without having to do foul direct access [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9f125d30487cea72542a84b4835c037163c7f3d5 (commit)], add a sysfs file to determine if a kexec kernel is loaded [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c330dda908b5a46469a997eea90b66f2f9f02b34 (commit)], add new uevent for dock so that user space can be notified of dock and undock events [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a6a888b3c20cf559c8a2e6e4d86c570dda2ef0f5 (commit)], add SYS_HYPERVISOR config option and a /sys/hypervisor subsystem when set by architecture dependent hypervisors (e.g. s390 or Xen) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4039483fd3065920f035eed39ec59085421c0a4f (commit)], add sysfs ISA bus, needed for proper support of ISA sound cards [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a5117ba7da37deb09df5eb802dace229b3fb1e9f (commit)], bus Parity Status sysfs interface, which adds the 'broken_parity_status' sysfs attribute file to a PCI device [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bdee9d98d281d84718eaff6bf0dd2b6ad418b36f (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bd8481e1646d7649fa101ee57a5139b9da3c2436 (commit)]
Finally remove devfs from the kernel tree [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d8deac5094988c7ad1127ee61f52c59a952fcabb (commit)]
Allow the ability to have height 0 radix trees. On 64-bit machines this causes nearly 600 bytes to be used for every <= 4K file in pagecache (huge savings) and pagecache lookup, insertion, and removal speed for small files will also be improved [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=612d6c19db2fd0dc97b0fa370613ecd4a305ffc3 (commit)]
Implement AT_SYMLINK_FOLLOW flag for linkat [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=45c9b11a1d07770cabb48cb0f7960a77650ffc64 (commit)]
64bit resources [http://lwn.net/Articles/187490/ (LWN article)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6550e07f41ce8473ed684dac54fbfbd42183ffda (commit)]
Support for panic at OOM - panic_on_oom sysctl under sys.vm. If set to 1, the kernel will panic on OOM [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fadd8fbd153c12963f8fe3c9ef7f8967f286f98b (commit)]
Add: page_mkwrite() new VMA operation to notify a filesystem or other driver about the MMU generating a fault because userspace attempted to write to a page mapped through a read-only PTE [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9637a5efd4fbe36164c5ce7f6a0ee68b2bf22b7f (commit)], implement kasprintf, a kernel version of asprintf [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e905914f96e11862b130dd229f73045dad9a34e8 (commit)], strstrip() API for removing leading and trailing whitespace from a string [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=481fad483487ea967fe20bbc9e565d787f7bf20f (commit)]
inotify: Introduces a kernel API for inotify, making it possible for kernel to benefit from inotify's mechanism for watching inodes without being forced to compile in the support for userspace [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2d9048e201bfb67ba21f05e647b1286b8a4a5667 (commit)]
kconfig: allow loading multiple configurations [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=669bfad906522e74ee8d962801552a8c224c0d63 (commit)]. integrate split config into silentoldconfig [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2e3646e51b2d6415549b310655df63e7e0d7a080 (commit)], add symbol option config syntax [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f6a88aa86027bdecfc74ef7c6bf6c68233e86bb3 (commit)]
kbuild: 'make headers_install': A make target which exports a subset of kernel headers which contain definitions which are useful for system libraries and tools [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8d730cfb50cc77da6d00f941daef440918a1922f (commit)], 'make headers_check' [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=684753599afc76aa8f66c731bafb7204b39265b8 (commit)]
Temporarily add EXPORT_UNUSED_SYMBOL and EXPORT_UNUSED_SYMBOL_GPL. These will be used as a transition measure for symbols that aren't used in the kernel and are on the way out [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f71d20e961474dde77e6558396efb93d6ac80a4b (commit)]
tcrypt: Add speed tests (benchmarks) for digest algorithms [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e805792851bcb0bb42f0c8a352be64564c13e374 (commit)]
WATCHDOG: add WDIOC_GETTIMELEFT ioctl: you can now read the time left before the watchdog would reboot your system [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=58b519f3e5e491d5a3e320dc525f58ac439bdde4 (commit)]
MD: merge raid5 and raid6 code [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=16a53ecc35f2a80dc285be2e769768847d89ca37 (commit)], allow re-add to work on array without bitmaps [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=07d84d109d8beedd68df9da2e4e9f25c8217e7fb (commit)], allow rdev state to be set via sysfs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=45dc2de1e53a29f898b81326b8a16e6192d52e4e (commit)], allow raid 'layout' to be read and set via sysfs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d4dbd0250ea1d24bb3d2d13559432fa069d795e2 (commit)], set/get state of array via sysfs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9e653b6342c94016f5cc9937061ef99e9c4b4045 (commit)], allow the write_mostly flag to be set via sysfs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f655675b3fe09c4d0506d357527fe07544623009 (commit)], allow resync_start to be set and queried via sysfs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a94213b1fa7b26dcc271bf4b4f9eebf1f1af33a2 (commit)], support stripe/offset mode in raid10 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c93983bf517c100a31e40ef087e19bd3d7aa2d28 (commit)]
Turn off chmod() on the /proc/<pid>/ files, since there is no good reason to allow it [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6d76fa58b050044994fe25f8753b8023f2b36737 (commit)]
symlink nesting level change: It's way past time to bump it to 8. Everyone had been warned - for months now [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=737bebd137561e184f0a8b4332d9bb0238d8b639 (commit)]
ramdisk blocksize Kconfig entry [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bef317e364f065717819fbbe7965d4401820286c (commit)]
Fix and enable EDAC sysfs operation [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=49c0dab7e6000888b616bedcbbc8cd4710331610 (commit)]
FDPIC: Add coredump capability for the ELF-FDPIC binfmt [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6d8c4e3b0150ff537902477ed62f8a8e9e70007b (commit)]
blktrace: readahead support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=40359ccb836866435b03a0cb57345002b587d875 (commit)]
Other stuff
Architecture-specific changes
x86 32/64
Make powernow-k7 work on SMP kernels [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=436fe7b8b4a5016ef1fcb32bff77bde84003e15d (commit)], a cache pollution aware update to copy_from_user_ll() [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c22ce143d15eb288543fe9873e1c5ac1c01b69a1 (commit)], a x86-64 version of the [http://lwn.net/Articles/164121/ "alternatives"] feature in x86-32 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d167a51877e94dda73dd656c51f363502309f713 (commit)], nmi watchdog support for new Intel CPUs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0080e667550db5ae8c9318181500c413b99ff164 (commit)], reliable stack trace support for x86-64 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4552d5dc08b79868829b4be8951b29b07284753f (commit)], x86_64 stack overflow debugging [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4961f10e2205d0ededa291e12ec634efc58aa93c (commit)]
PPC
Add cpufreq support to Xserve G5 [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e272a2853459b1e7282a7d0b54114ffaa7b3980f (commit)], use the device tree for the iSeries vio bus probe [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=95a1ca6cd8e702a19ee56efae522a5816a56a205 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e10fa77368dff31140451fac04d78d9f51f0f3ac (commit)], add support for PCI-Express nodes in the device tree [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bb53bb3dcb12d79efdee3d82bff46a204af377f3 (commit)], oprofile support for POWER6 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e78dbc800c37f035d476c4fdebdf43cdecfcb731 (commit)], add cell RAS support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=acf7d76827a577059636e949079021e6af6dd702 (commit)], support for Time-Of-Day-Clock [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c220153654ede57b41900159eb8d1f6029d85642 (commit)], base support for the Freescale MPC8349E-mITX eval board [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=00280166993af8469dbfee24b779b61d3dd326c3 (commit)], 85xx CDS board support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=591f0a4287d0de243493fd0c133c862e1d1f1c97 (commit)], 86xx HPCN platform support [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4ca4b6274c30d53d22014fb6974efe2b3e52cfdc (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b809b3e86f39651475b30ceb1caf535071534d4d (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c9b484b5c1201321f40b04870e8b417033b6fe76 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9674ed38d8e4a9ce15c61b4306ef803cad0e1dc0 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=96abe9358becb543c21121699c711897374bcbdf (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6b543404058a5ffdca8c48e95e0b8a69bb4bdba9 (commit)], Freescale mpc7448 (Taiga) board support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c5d56332fd6c2f0c7cf9d1f65416076f2711ea28 (commit)]
ARM
Initial uCLinux support for MMU-based CPUs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d090dddaba7c8da6401bb259340dce05ca32f564 (commit)], add the base support for Hilscher's netX network processors [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bb6d8c8828123e01e2ae6c9d9c4870477889fd94 (commit)], add AMBA CLCD support in lpd7a40x [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=903e2bbda92e5a14f8050154046a14230abb800b (commit)], add support for Philips PNX4008 ARM platform [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=78818e477bf785391b02672d053fdbb2e111fb50 (commit)], add spi support to lubbock platform [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9df5db80a781c1a1c67388c82f64f835093c3cc3 (commit)], add support for NXDKN development board [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=693532dcff871543639743e9c2e2b99c492f8f8d (commit)], core support for the Samsung s3c2442, and its serial port [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=96ce2385dd2817da549910001a69ac0a2762a1b9 (commit)], framebuffer driver for Hilscher netX [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3095faf5295f2da9118469c925d2cfb7775ad287 (commit)], add support for NXDB500 development board [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=af614ba072dab2940471fec1f30bd59b8272fc6b (commit)], add support for NXEB500HMI development board [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2697c5e1f799f201366d5fd7d25e96a21587f1a9 (commit)], add support for Trizeps4 SoM and ConXS-evalboard [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=326764a85b7676388db3ebad6488f312631d7661 (commit)], add cirrus logic edb9315 support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=87c01737b1ccf821b93f74a26a0dc991dba16d19 (commit)], add ajeco 1arm sbc support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b184a4c9a4e542890265b4cdd3ff7908f4adc9c4 (commit)]
MIPS
Add: support for the S3c2412 core cpu [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=68d9ab394f06f95fd4ca612c08edf13e410fd8d0 (commit)], APM emu support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=952fa954a61cee43de5afba91ae605e30ed2586c (commit)], the R5500-based NEC EMMA2RH Mark-eins board [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=355c471f2ff324c21f8a1fb8e2e242a0f2a4aa68 (commit)]. the GT-64120-based Wind River 4KC PPMC evaluation board [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a240a469649eaab03f0c4c7fbb21ea5041bf5572 (commit)], the RM9000-based Basler eXcite smart camera platform [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=35189fad3cb5f6e3ab66c8321928a851de0cd2b1 (commit)], cirrus logic edb9315 support to ep93xx [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=87c01737b1ccf821b93f74a26a0dc991dba16d19 (commit)] and for edb9302 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1100c257ad11954416df5fcf4bcfcab43de54f57 (commit)], MIPS32/MIPS64 secondary cache management [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9318c51acd9689505850152cc98277a6d6f2d752 (commit)], remove support for NEC DDB5476 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=470b160364db5b8096b8e557a23c97eb6612be67 (commit)] and DDB5074 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=eaff3888742155bd397e45a1c3323c0173042e5b (commit)], add core support for the TI F-Sample Board (OMAP 850) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=495f71db30e279a5a696fa6622fc75451caa8366 (commit)], readd Amstrad Delta USB support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0711615290510bfba11c3f4eabcde6ac92c0766e (commit)], add GPMC support for OMAP2 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4bbbc1adc2095c6504a556819dd8842135df300b (commit)], add bitbank SPI driver for Innovator 1510 touchscreen [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c15e5d10b160ca0fe71f5865c771bf4ad0e7ed85 (commit)] and add oprofile Support VSMP on 34K [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=92c7b62fd1a6898fbfaf1db790ba4e70e90f39d2 (commit)]
SPARC64
Use the OBP to obtain information avout the system [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=690c8fd31f1e35985d0f35772fde514da59ec9d1 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=372b07bb5a13f8a1b8a3ce49cd76d39a79dbd3bd (commit)]
IA64
MSI support for Altix [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=83821d3f558dc651e555d62182ed0c95651f41a6 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fd58e55fcf5568e51da2ed54d7acd049c3fdb184 (commit)]
S390
S390 Hypervisor Filesystem [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=24bbb1faf3f0420eb252dd0fdc1e477b1d4d73bd (commit)], add support for parallel-access-volumes to the dasd driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=405455734e1cdec09c37233216f9240cb1a058e5 (commit)]
m68k
Coldfire 532x support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7c99df64f0be6763bf5079560ccd96911c231b7b (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=76aa698f331475147825ae135eae98bfd457825b (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6b2652936b9e61df47664a8dde46872a74d7dba2 (commit)]
Filesystems
Ext3: Add "-o bh" option to force use of buffer_heads [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ade1a29e168ba08b699a418ff5e762315fa33f70 (commit)]
FUSE: Add POSIX file locking support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7142125937e1482ad3ae4366594c6586153dfc86 (commit)], synchronous request interruption [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a4d27e75ffb7b8ecb7eed0c7db0df975525f3fd7 (commit)] and a control filesystem to fuse, replacing the attributes currently exported through sysfs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bafa96541b250a7051e3fbc5de6e8369daf8ffec (commit)]
JFFS2: XATTR support including POSIX-ACL and SELinux support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=aa98d7cf59b5b0764d3502662053489585faf2fe (commit)], and allow alternate JFFS2 mount variant for root filesystem, details in the commit link [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e9482b4374e2596e6f3f1ab30c4ea469f4ac6311 (commit)]
CIFS: NTLMv2 authentication support (stronger authentication than default NTLM) [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f64b23ae4aef9f69d71ea41529a188acd5ab4930 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6d027cfdb19c26df3151a519ed55acfe2c4cb7c3 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a8ee03441f66e0674e641c0cbe1a9534cdee968f (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1717ffc58850dfa9e08b4977f8d0323cb3336863 (commit)], support for setting up SMB sessions to legacy lanman servers such as OS/2 and Windows 95 (but such mounts may be insecure) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3979877e5606ecc58c5a31bd0078c6d80ba9cbe7 (commit)], support for older servers which require plaintext passwords (disabled by default) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bdc4bf6e8ac8cc29c61c2f0dc61d9776ef9a8ed4 (commit)], [http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=254e55ed03e2e8d23089b4a468eec2fd2e1ead9b (commit)], enable sec flags on mount [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=189acaaef81b1d71aedd0d28810de24160c2e781 (commit)]
SELinux
Add security class for appletalk sockets so that they can be distinguished in SELinux policy [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3e3ff15e6d8ba931fa9a6c7f9fe711edc77e96e5 (commit)], execve argument logging [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=473ae30bc7b1dda5c5791c773f95e9424ddfead9 (commit)], ppid logging [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f46038ff7d23ae092d61b366332c05aab8227b48 (commit)], filtering by ppid [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3c66251e573219a0532a5a07381b2f60a412d9eb (commit)], path-based rules using internally the inotify API [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f368c07d7214a7c41dfceb76c8db473b850f0229 (commit)], SELinux hooks to support the access key retention subsystem within the kernel [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d720024e94de4e8b7f10ee83c532926f3ad5d708 (commit)], support for a rule key, which can be used to tie audit records to audit rules. This is useful when a watched file is accessed through a link or symlink, as well as for general audit log analysis [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5adc8a6adc91c4c85a64c75a70a619fffc924817 (commit)], support for object context filters based on the elements of the SELinux context [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6e5a2d1d32596850a0ebf7fb3e54c0d69901dabd (commit)], audit syscall classes: Allow to tie upper bits of syscall bitmap in audit rules to kernel-defined sets of syscalls [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b915543b46a2aa599fdd2169e51bcfd88812a12b (commit)], add security hooks to {get,set}affinity to enable security modules to control these operations between tasks with task_setscheduler and task_getscheduler LSM hooks [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e7834f8fccd791225a1cf91c2c3e740ad8e2e145 (commit)], add a security hook call to enable security modules to control the ability to attach a task to a cpuset [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=22fb52dd736a62e24c44c50739007496265dc38c (commit)], implement an LSM hook for setting a task's IO priority [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=03e68060636e05989ea94bcb671ab633948f328c (commit)], add security_task_movememory calls to mm code to enable security modules to mediate this operation between tasks [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=86c3a7645c05a7d06b72653aa4b2bea4e7229d1b (commit)], add task_movememory hook to be called when memory owened by a task is to be moved [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=35601547baf92d984b6e59cf3583649da04baea5 (commit)], add sockcreate node to procattr API - /proc/self/attr/sockcreate. A process may write a context into this interface and all subsequent sockets created will be labeled with that context [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=42c3e03ef6b298813557cdb997bd6db619cd65a2 (commit)], add rootcontext= option to label root inode when mounting [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0808925ea5684a0ce25483b30e94d4f398804978 (commit)]
Networking
Since [http://wiki.kernelnewbies.org/Linux_2_6_13 2.6.13], the linux networking stack has a [http://lwn.net/Articles/128681/ pluggable interface for TCP congestion algorithms], so it's possible to choose between different congestion algorithms (configurable through /proc/sys/net/ipv4/tcp_congestion_control) or even choose between different congestion algorithms in a per-socket basis [[http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5f8ef48d240963093451bcf83df89f1a1364f51d through setsockopt()]. To the 8 already available algorithms (Reno, BIC, Cubic, Westwood, H-TCP, High Speed TCP, Hybla, Scalable TCP) this release is adding two new congestion control algorithms: TCP Veno, which aims to improve TCP performance over wireless networks [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=76f1017757aa0c308a0b83ca611c9a89ee9a79a4 (commit)] and TCP "Low Priority" [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7c106d7e782bd4805f39da30e81018f861b4b8c5 (commit)],
Add Generic Segmentation Offload (GSO), a feature that can improve the performance in some cases, for now it needs to be enabled through ethtool [http://marc.theaimsgroup.com/?l=linux-netdev&m=115079480721337&w=2 (announcement)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f6a78bfcb141f963187464bac838d46a81c3882a (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f83ef8c0b58dac17211a4c0b6df0e2b1bd6637b1 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f4c50d990dcf11a296679dc05de3873783236711 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=adcfc7d0b4d7bc3c7edac6fdde9f3ae510bd6054 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=576a30eb6453439b3c37ba24455ac7090c247b5a (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b0da8537037f337103348f239ad901477e907aa8 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=37c3185a02d4b85fbe134bf5204535405dd2c957 (commit)], [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=09b8f7a93efd4b2c4ef391e2fbf076f28c6d36d6 (commit)]
Add SIP protocol support to Netfilter [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ae5b7d8ba2c28d7d9835856fe0ca5f6ec95ea768 (commit)], a statistic match which is a combination of the nth and random matches [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f3389805e53a13bd969ee1c8fc5a4137b7c6c167 (commit)], a quota match [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=62b7743483b402f8fb73545d5d487ca714e82766 (commit)], and support for Call Forwarding to the H.323 netfilter module [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c0d4cfd96dd0cc0dbf49435898808b5553af4822 (commit)]
TCP Probe congestion window tracing for capturing the changes to TCP connection state in response to incoming packets [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a42e9d6ce89cfd19aee9f990b7231ce697f0d00f (commit)], limited slow start for Highspeed TCP (RFC3742 limited slow start) congestion control module [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=738980ffa658c86bd494ebb242ce8e44aff16a9e (commit)], remove net.ipv4.ip_autoconfig sysctl [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bdeb04c6d9a957ae2a51c3033414467b82b2a736 (commit)], add basic netlink support to the Ethernet bridge for link management including dump interfaces in bridges, monitor link status changes and change state of bridge port [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=11dc1f36a6701b502ecb695f308aae46ede8bac6 (commit)], add multicast support for datagrams in LLC [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bc0e646796928918e45b6465e02616f2fe65c3c1 (commit)], add a sysctl (ip_conntrack_checksum) to disable checksumming [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=39a27a35c5c1b5be499a0576a35c45a011788bf8 (commit)], add a tcp_slow_start_after_idle sysctl that provides RFC2861 behavior if enabled [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=35089bb203f44e33b6bbb6c4de0b0708f9a48921 (commit)], basic sysfs support for ATM devices [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=656d98b09d57d4e1185c5d2436a42600d48fbcb5 (commit)], add datagram getpeersec for AF_UNIX, which allows to enable a security-aware application to retrieve the security context of the peer of a Unix datagram socket [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=877ce7c1b3afd69a9b1caeb1b9964c992641f52a (commit)], add 64-to-32 ioctl compatibility for X.25 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1b06e6ba25a37fe1c289049d0e0300d71ae39eff (commit)]
Wireless softmac: add SIOCSIWMLME wext [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9a1771e86756212041b32d80b850cc4c8063360a (commit)] and complete the shared key authentication implementation [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=76ea4c7f4cd319dee35934ecab57745feae58fa5 (commit)]
Drivers and other subsystems
Video
Add i945G support to the intelfb driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9639d5ec07a490134f05ac890506a367aaf8663b (commit)] and i945GM aswell [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9a90603f65dd5046ddcd586158abcad7784892b6 (commit)], add suspend/Resume support for nVidia nForce AGP [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c5f2f261e7a47e4c72723cdcbe99e1bd771a81ea (commit)], update radeon driver and add r200 vertex program support (R200_EMIT_VAP_PVS_CNTL) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d6fece051a4ef330922bfafb9d64e3e133e3a8a6 (commit)], add support for Geforce 6100 and related chipsets to nvidiafb [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fe610671d7a88e363e8cebcb7e2f32078b0151ce (commit)], add support for Display Update Module and RGB framebuffer device on Philips PNX4008 ARM board [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=36c9366efd63e4bab82d46e166140bddf3acc4cf (commit)], add frame buffer driver for the 2700G LCD controller present on Compulab CM-X270 computer module [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=22caf04297896e515c6d5cdfb8e08a79a523946c (commit)]
Sound
hda-codec: Add support for: Apple Mac Mini (early 2006) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=62fe78e90dc25b269362034487dc450cd8453e8c (commit)], Sony Vaio VGN-A790 laptop with ALC260 codec [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5e1b1518a53fc62d9f39a13819c849336c6d8dd4 (commit)], Sony Vaio VGN-S3HP with ALC260 codec [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3206b9ca9fba8dc8d6ddd371a3ff455c67ad137f (commit)], Thinkpad X60/T60/Z60 laptops with AD1981HD codec [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=01686c5fce4682350849f9f2c262fcaf67ec73c3 (commit)], LG S1 laptop [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=886da8677d2e4e942fc8984b22bfb8da45e810ec (commit)], ATI RS600 HDMI audio device [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=778b6e1b2da260adf3d3254aaa35bffd1eb05b42 (commit)], 9227/9228/9229 sigmatel hda codecs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a59524faf3a2050e14a1c9038eb006ce96025394 (commit)], HP nx6320 with AD1981HD codec [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f8e9f340da753c021c071f318f97ac9046c1316a (commit)], ALC888, ALC660 (ALC861-compatible) codecs and HP xw4400/6400/8400/9400 (model=hp-bpc) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9c7f852e8b2cc37da5dc5e1ba416238166a37d0f (commit)], Intel D965 boards with STAC9227 codec [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=19039bd0079f282b1023e61212285b5653e3a8ad (commit)]
Add support for SB Live! 24-Bit External remote control [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4d1a70dad0e1c44dc0725de6de25aceead48599e (commit)], for Audigy4 (not Pro) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=21fdddea8e4cc54341d389916d0c17db8c1ca452 (commit)], for Turtle Beach Roadie [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e217e30c359edafce3225d2c4fbbda06ae5a408b (commit)], for oss sound support in au1200 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bb12b76e2d795431fa9fd306eb274c69e5054dc7 (commit)], for iMac G5 iSight [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c6feefd03ed12d89af591345fb9c26de7098764d (commit)], for power management in the cs5535audio [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9ac25594e68a4b61516e7c1140d8c0f7ef449e20 (commit)] and azt3328 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ca54bde3634360afecd0dada9c59399bbe88bd32 (commit)] drivers,
Add O_APPEND flag support to PCM to enable shared substreams among multiple processes [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0df63e44c3e315ec0fe427ae62558231864108bd (commit)]
SCSI
Create libiscsi [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7996a778ff8c717cb1a7a294475c59cc8f1e9fb8 (commit)], expose the bus setting to sysfs in aic7xxx driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b2d8bfe18578c4e50e8ba52011c9b260a1b51dac (commit)], add DMI (Diagnostics Monitoring Interface) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=88729e53a4798df20e7a7ef68e0a816f4a268da4 (commit)] and NVRAM 'Disable Serdes' bit support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d4c760c2119fca982f335d83ff9095479c5d6737 (commit)] in qla2xxx driver, wide port support in mptsas [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=547f9a218436ea35baf9a52e981753e44d9cff1f (commit)], and add 1078 ROC (Raid On Chip) Support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=87cf89866790a373edcf88c12b64d6d38560acdd (commit)]
Input
Add mapping for Wistron MS 2111 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9000195bb7ea959939b1e5fdad336e5bac59c9e9 (commit)], add support for Intellimouse 4.0 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b0c9ad8e0ff154f8c4730b8c4383f49b846c97c4 (commit)], and add input device support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9e8e30a0cc0ccb43773d14d8b8b84bcc585e9cc1 (commit)]
USB
Add: Macbook Pro touchpad support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9effa978f1d51f6d0426ebabcf6cb32336bb3153 (commit)], new driver for Cypress CY7C63xxx mirco controllers [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4255e6f6d98ad092c27fa2b83ac314cbe8a0c56f (commit)], add support for Kyocera Wireless KPC650/Passport EV-DO/1xRTT PC Cards [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=34ab86e140e9810d6c5162971b6dcf01fcc0f11c (commit)] and for Sierra Wireless MC5720 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b10cee9d035db54d0bf5a9f9fa622dcfc3f740c6 (commit)], add support for ASIX 88178 chipset USB Gigabit Ethernet adaptor [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7327413c745c2f8e8d4b92f76759821263b095c1 (commit)], add support for Yost Engineering Servocenter3.1 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=eb79b4fda4654eaa7e6421ad41b0a75c7b4f0608 (commit)], add support for VIA VT8251 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bf2af2a2027e52b653882fbca840620e896ae081 (commit)], add support for WiseGroup., Ltd Smartjoy Dual PLUS Adapter [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b857c651e7e369c12098007772549f817b3bf961 (commit)], add ZyXEL vendor/product ID to rtl8150 driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b6c2799dec0c9f6f6de35c2161b246c910108204 (commit)], add driver for non-composite Sierra Wireless devices [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=69de51fdda3fd984541978313b66e4f2c44cc23e (commit)], add ohci bits for the cirrus ep93xx [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a5b7474a0364507d168c7ff473e2d82deb676b08 (commit)], add support for Susteen Datapilot Universal-2 cable in pl2303 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3b92847425a98d26ad9d2b8682d3ce6020c90752 (commit)],
Network drivers
Add new SMSC LAN83C185 10BaseT/100BaseTX PHY driver for the PHY subsystem [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c9e055ac4fdbb52622437e0dbfdbc1d4897d2775 (commit)], add VLAN (802.1q) support to the sis900 driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d269a69fbbbb7ddd2081af7a768feac754b8357a (commit)], enable (via the IPW2200_PROMISCUOUS config option) the creation of a second interface prefixed 'rtap' for RF promiscuous mode in the ipw2200 driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d685b8c226727bf5db907c7241f55461e7f1f008 (commit)], add TRENDnet TE-CF100 ethernet adapter support in pcnet_cs driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=cf393ebed0abb1186c34b21f3d1d939ac2b5568a (commit)], add support for the Cicada 8201 PHY [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0c639b31068e8e111ec330a3634d95e20c11aab6 (commit)]; expose several configuration knobs configurable through ethtool in the forcedeth driver - ring sizes [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=eafa59f6bcc6e46b756198a5388d195c4f0e671a (commit)] WOL [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c42d9df932ce3732044dc1394114380140ccffe0 (commit)] rx and tx checksum offloads [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5ed2616f621b41d3477d4f4ae2ba0e0a0e80bdce (commit)] flow control [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b6d0773fa7943fd93d564056395a7ff29b81213b (commit)] diagnostic tests [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9589c77a0de19c0c95370d5212eb1f9006d8abcb (commit)] and hardware statistic counters [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=52da35789c305f6f44d0e85b294a9845c1271898 (commit)] and add new device ids [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c99ce7ee75db7836e2faba932affd2aadd1e942f (commit)]-; convert au1000_eth driver to use PHY framework [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0638dec01e89059c853515ab71c55fd13ba5a8ea (commit)], enable shared key authentication [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4359219425a0918a72775480e125fbb077de338d (commit)] in the bcm43xx driver and add ipv6 TSO feature [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b0026624f1aa3e38a887cb483de61f104d600b97 (commit)] in the TG3 driver, allow WoL settings on new 5708 chips [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=160882722cb21cbe5cead55cf38a5e70fc3af63e (commit)] and add firmware decompression [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fba9fe911bb4213c3de1d142fe0ee127cd361a78 (commit)] in the BNX2 driver, add ethtool eeprom support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=722fdb33591bc7308a661913fb2f829128236b6f (commit)] in 8139cp driver, add WOL support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=52cafd965507b7a7bb962486539f6d7422552692 (commit)] in the b44 driver, add netpoll support to the s2io driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=612eff0e3715a6faff5ba1b74873b99e036c59fe (commit)], and add support for the Cicada 8201 PHY [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0c639b31068e8e111ec330a3634d95e20c11aab6 (commit)]; add ich8lan core functions [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d37ea5d56293b7a883d2a993df5d8b9fb660ed3b (commit)], smart power down code [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9a53a2029885e0088e9149679215b95d04deb57b (commit)] and integrate ich8 support into driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=cd94dd0b648ceb64ca5e41d9ccfa99c1e30e92ef (commit)] in e1000 driver
V4L/DVB
Cx88 driver: added support for KWorld MCE 200 Deluxe [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b3038304c91aa710fe651c7f42568e252fc54908 (commit)], IR remote support for DTV2000H [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2de873e630b9385c6cd5896753335c5bf4829f0c (commit)], basic support for Leadtek Winfast DTV2000H card [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4bd6e9d968af68c73bee92bd93cd56937e2e80d8 (commit)], support for the new cx88 card #50: NPG Tech RealTV, including it's remote [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=680543c5d2756ad3496f8ef197ba8825b78d6840 (commit)], support for FusionHDTV 3 Gold (original revision) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=65271bff0fb11557d04d389df728d12dfba75dc3 (commit)], support for Geniatech Digistar / Digiwave 103g [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c02a34f4e3e65a7b1fb64507ec5c093e8328335e (commit)]
Add support for pcHDTV HD5500 ATSC/QAM [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=da215d22d82d547c5312f61ac9881ad571e67eea (commit)], add support for DViCO FusionHDTV DVB-T Lite 2nd revision in the Dvb-bt8xx driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8c99024b88b5da3a73f0575dad98527c9a278d1b (commit)], enable Blackbird MPEG encoder support in KWorld HardwareMpegTV XPert: [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3febc04d42d4a0bda64af0c929fdb871370e2a7a (commit)], add support for the TCL M2523_3DB_E tuner [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=00819f87d883bb4aff97aecc7cc722ba27bd183a (commit)], implement v4l2 driver for the Hauppauge PVR USB2 TV tuner [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d855497edbfbf9e19a17f4a1154bca69cb4bd9ba (commit)], add v4l2 compatibility to the pwc driver, include the decompressor, export to userland compressed stream, more cameras supported etc [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2b455db6d456ef2d44808a8377fd3bc832e08317 (commit)], add support for the Texas Instruments TLV320AIC23B audio codec [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=88ca8ed0b7f2f04a055ff3c389f398ba3ad3d27d (commit)], Genpix 8PSK->USB driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9bbe076f364aa7ba8c2e49e417a76d628ffb164c (commit)], add support for Samsung TCPG 6121P30A PAL tuner [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c344933af5a8610d71bd0d92fe43a1519ed72ed8 (commit)], add support for Avermedia 6 Eyes AVS6EYES [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fbe60daac4c34e39d1ca69684bcb76e62461ac21 (commit)], add support for the cx25836/7 video decoder [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e2b8cf4ced47465b24d6fe911714827475fb0412 (commit)], add support for VP-3250 ATSC card [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ed3d1065a4aa7b1e8e5d35ece0eeeafa5bfa6bd1 (commit)], add support for DViCO FusionHDTV DVB-T Dual USB based on zl10353 [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c9ce394017162a90d79a4abc99eed3c7b2aed606 (commit)], add CX2341X MPEG encoder module [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5d1a9ae6d9d7fc14b2259cd550eb87364a21190a (commit)], add support for the DNTV Live! mini DVB-T card [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=442d15d5d8ba6a39d0c883585d68503e949a2fe1 (commit)]
RNG
Remove old HW RNG support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=59f5d35f83738bf07e66f8cdcff32a433df804a3 (commit)], and add a new generic HW RNG core [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=844dd05fec172d98b0dacecd9b9e9f6595204c13 (commit)], Geode HW RNG driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ef5d862734b84239e0140319a95fb0bbff5ef394 (commit)], AMD HW RNG driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=96d63c0297ccfd6d9059c614b3f5555d9441a2b3 (commit)], VIA HW RNG driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=13523363577d49b9af3cad06fcb757126bedc61b (commit)], Intel HW RNG driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ca644bd5039566725b7c71a559e65ea91b7abfb5 (commit)], bcm43xx HW RNG driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=71c0cd7042672fce2463d82183d20bfb574f4cb5 (commit)], ixp4xx HW RNG driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d7174bcb919c15b295271e37c3f65c716710715c (commit)], TI OMAP CPU family HW RNG driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ebc915ad26d881ddcafbe4e0975203d23289f36f (commit)]
RTC
Add: driver for ARM AMBA PL031 RTC [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8ae6e163c1b637e1cb125613726ffbd31ca44fdf (commit)], AT91RM9200 RTC driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=788b1fc619a31ebdbadd3a8863631f59a4bd2944 (commit)], rtc-dev UIE emulation for UIE-less rtc drivers [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=655066c3835e7b51794c4d56f042eb78b5a79f53 (commit)], v3020 RTC support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=362600fe60fd18a25b4de8ec544b9e24e77e1484 (commit)], rtc-ds1742 driver for the Dallas DS1742 RTC chip [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5ec3e4b7aefbb8613b27ec4449fa8f9916ab9099 (commit)], rtc-ds1553 driver for the Dallas DS1553 RTC chip [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9bf5b4f5f53707aee5813f373279d03920ba6f65 (commit)], rtc-rs5c348 driver for the Ricoh RS5C348 RTC chip [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e0ac4761fa52acda90f9f53819c81474b511e3af (commit)], class driver for Samsung S3C series SoC [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1add6781c85d7e2ee512315113a16193b3e3937d (commit)], "RTC-framework" driver for DS1307 and similar RTC chips [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1abb0dc92d706e8c73c7a62ca813738fe2259a7f (commit)], max6902 RTC support for the MAX6902 SPI RTC chip [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8e12ecc2b5a4521a338d7681e7d5547080fc6f71 (commit)], port of the driver for the pcf8583 i2c rtc controller to the generic RTC framework [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9c0c570576d02000063e28faadcce8c07396755d (commit)], support for the I2C-attached Intersil ISL1208 RTC chip [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7e56a7dcbb974d9725d80e50d70c6eed7f71110b (commit)]
Various drivers
Initial support for MCS7780 based dongles in IRDA [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c6ae522e3a50fc1ec483d7f03ece9c7a25e6de95 (commit)]
Kernel connection management agent over Infiniband that connects based on IP addresses [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e51060f08a61965c4dd91516d82fe90617152590 (commit)] and add an address translation service that maps IP addresses to Infiniband GID addresses using IPoIB [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7025fcd36bd62af2c6ca0ea3490c00b216c4d168 (commit)]
ieee1394: Add support for the following types of hardware: nodes that have a link speed < PHY speed, 1394b PHYs that are less than S800 capable, and 1394b/1394a adapter cable between two 1394b PHYs [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=647dcb5fae0ebb5da1272ed2773df0d3f152c303 (commit)]
hwmon: add sysfs interface for individual alarm files [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=400b48ecd95a7fac6b126042d37b7efe0202b582 (commit)], new hwmon driver which supports voltage and temperature measurement features of SMSC LPC47M192 and LPC47M997 chips [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=59ac83677f72ea2cc25b5426e7df9589aa7a5384 (commit)], add support for Intel Core and Conroe [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6af586dc58820d052aa538abef4d4d15c2a9e33e (commit)], add new hardware monitoring driver abituguru for the Abit uGuru [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f2b84bbcebfdbe4855bab532909eef6621999f9f (commit)], add LM82 temperature sensor support (similar to the LM83, but less featureful) [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=43cb7ebee2f478d3f987ad773d4e6b07fc23c631 (commit)], new hardware monitoring driver for the National Semiconductor LM70 temperature sensor [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e1a8e913f97e36cc5a23a24a8b4717e84998f13c (commit)], new hardware monitoring driver for the Winbond W83791D [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9873964d6eb24bd0205394f9b791de9eddbcb855 (commit)]
w1: add userspace communication protocol over connector [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=12003375acd879e498c6c511faf27531296f9640 (commit)]; replace dscore and ds_w1_bridge with ds2490 driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=81f6075ebcf3b0800321b7d81e4845d6ad9566d8 (commit)]
Bluetooth: add automatic sniff mode support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=04837f6447c7f3ef114cda1ad761822dedbff8cf (commit)], add suspend/resume support to the HCI USB driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=dcdcf63ef12dc3fbaa17a6d04f16ada8e63bb4d0 (commit)]
I2C: Add support for the ST m41t81 and m41t85 i2c rtc chips [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5e9f4f2e5a02bb6908278a819952aa31fffefaa2 (commit)], add ATI IXP200/300/400 support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=02e0c5d5c2e00374b6808a42f8eea4ea9baaa216 (commit)], add support for the new nForce4 MCP51 (also known as nForce 410 or 430) and nForce4 MCP55 to the i2c-nforce2 driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5c7ae65899a4c5b05b6277f856018d1eeeb98907 (commit)], and new bus driver for the Opencores I2C controller [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=18f98b1e3147afdb51e545cc6ff2b016c7d088a7 (commit)]
pcmcia: TI PCIxx12 Cardbus controller support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=59e35ba1257903eaff5203f62f77554da02f5b63 (commit)]
synclink_gt: add GT2 adapter support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6f84be84b4cde72fa2a2f0d10ac284a31e923200 (commit)]
AX88796 parallel port driver [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ad4063b0b2ffd7c8359b62c830e88152fc39ab20 (commit)]
Add Specialix IO8+ card support hotplug support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7691030bc9732f7d535522dda78cfdd36716def1 (commit)]
Add Computone Intelliport Plus serial hotplug support [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=eb0e71c7f388bfcb3f74897f23d0cf09310fc05b (commit)]
LED: Support for Amstrad Delta [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9becde79d2c5e382d955167c07017b5e34b142f0 (commit)], add a LED heartbeat trigger [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=891c668b90ded38cec36f0852c4983573597170d (commit)], class support for Soekris net48xx [http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1a87d9425e0347c0e880254816d8e9f41a0e2b0c (commit)]