Linux 2.6.23; not yet released
1. Short overview (for news sites, etc)
2.6.23 includes the fallocate() syscall
2. Important things (AKA: ''the cool stuff'')
2.1. fallocate()
2.6.23 adds a new system call fallocate() which can [http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=97ac73506c0ba93f30239bb57b4cfc5d73e68a62 (commit)]