Linux 3.11 ● Btrfs: fix oops caused by the space balance and dead roots ● http://git.kernel.org/cgit/linux/kernel/git/tor valds/linux.git/commit/fs/btrfs?id=c00869f1ae6a 8fa49802d5e60d843b7051a112ec ● space balance しつつ、 snapshot けすと死ぬ
Linux 3.12 ● Btrfs: do a full search everytime in btrfs_search_old_slot ● http://git.kernel.org/cgit/linux/kernel/git/tor valds/linux.git/commit/fs/btrfs?id=d4b4087c43cc 00a196c5be57fac41f41309f1d56 ● snapshot aware defrag したら死ぬ
kconfig help text が変わった ● btrfs: update kconfig help text ● http://git.kernel.org/cgit/linux/kernel/git/tor valds/linux.git/commit/fs/btrfs?id=4204617d142c 0887e45fda2562cb5c58097b918e ● Btrfs is highly experimental, and THE DISK FORMAT IS NOT YET FINALIZED. You should say N here unless you are interested in testing Btrfs with non-critical data.
after ● The filesystem disk format is no longer unstable, and it's not expected to change unless there are strong reasons to do so. If there is a format change, file systems with a unchanged format will continue to be mountable and usable by newer kernels.