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)] [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=fcbb3756afbe9a4703c45cab86f947412a0358cf (commit)]

• New Pipe implementation [http://lwn.net/Articles/118750/ (LWN article)]

• "Big Kernel Semaphore": Turns the Big Kernel Lock into a semaphore [http://lwn.net/Articles/102253/ (LWN article)] [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=deac7335cecb3c1e23a032a3f56a34c643871d3b (commit)]

• Introduces the CAP_AUDIT_WRITE and CAP_AUDIT_CONTROL capabilities [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=324689781d5d305903f86578b71596fb2a96dd05 (commit)]

• Simplify readahead code [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=e8eb956c01529eccc6d7407ab9529ccc6522600f (commit)] - [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=af006eae66249e03d1024fb71cdfae58e7fa7b7e (commit)]

• Support for Extended Attributes in the body of large inode in ext3: saves space and improves performance in some cases [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=f0d1dbed7714ea06242c180c215641a92e655414 (commit)]

• Add /proc/sys/kernel/bootloader_type [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=11e4268cffc468b60d2b756dc8eb455112b52308 (commit)]

• Remove bitmaps from the buddy allocator [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=dda3a6ba68c264b2c850f2d9500b18d0c407a443 (commit)]

• Enhanced I/O and memory accounting [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=c3adb238a7557416a3aa472038343d59c986d062 (commit)] - [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=cb6850ae19e4f6bf8ccec0ca770c7b4d1c5f9669 (commit)]

• AMD Dual-core support [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=7bd66939b746c4c5a69eb74e2f83f967540e4691 (commit)]

• Add Fujitsu FR-V CPU architecture [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=e003366285ac6c770b59cc618f9716c2e0ac0430 (commit)]

• TCP port randomization [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=97f941fb4ca03c60da6f466721cc99f576f35877 (commit)]

• SATA support for Intel ICH7

• DebugFS [http://lwn.net/Articles/115405/ (LWN article)]

• Infiniband support [http://lwn.net/Articles/112531/ (LWN article)]

• Remove UMSDOS [http://kernel.org/git/?p=linux/kernel/git/torvalds/old-2.6-bkcvs.git;a=commit;h=0512a33a91dbe2241a9a39ddeb3af1c27180aabd (commit)]

• Major problems with TCP/IP BIC (the default congestion control) are resolved