]> www.infradead.org Git - users/hch/misc.git/commit
btrfs: make max async discard size tunable
authorDennis Zhou <dennis@kernel.org>
Thu, 2 Jan 2020 21:26:38 +0000 (16:26 -0500)
committerDavid Sterba <dsterba@suse.com>
Mon, 20 Jan 2020 15:40:59 +0000 (16:40 +0100)
commit19b2a2c71979f849cadc33af3577f739cc95e1f0
treed39430f1c2faac2d4bb1a5207ff05f0b73a541c6
parent4aa9ad520398bf9cef70fc9c363567da44312045
btrfs: make max async discard size tunable

Expose max_discard_size as a tunable via sysfs and switch the current
fixed maximum to the default value.

Signed-off-by: Dennis Zhou <dennis@kernel.org>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/ctree.h
fs/btrfs/discard.c
fs/btrfs/discard.h
fs/btrfs/free-space-cache.c
fs/btrfs/sysfs.c