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(parent: 9064fa2) | patch
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)
commit1f42c9fd17825f26893b2cd0b6ae09a6ead0951d
treed39430f1c2faac2d4bb1a5207ff05f0b73a541c6tree | snapshot
parent9064fa2e9250fcc37d3935f5d9e2724ea0c4ead0commit | diff
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 diff | blob | history
fs/btrfs/discard.c diff | blob | history
fs/btrfs/discard.h diff | blob | history
fs/btrfs/free-space-cache.c diff | blob | history
fs/btrfs/sysfs.c diff | blob | history
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