blk-wbt: throttle discards like background writes

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Throttle discards like we would any background write. Discards should
be background activity, so if they are impacting foreground IO, then
we will throttle them down.

Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Omar Sandoval <osandov@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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This commit is contained in:

Jens Axboe 2018-05-07 10:03:23 -06:00

parent 8bea609019

commit 782f569774

3 changed files with 32 additions and 21 deletions

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6

block/blk-stat.h

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43

block/blk-wbt.c

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4

block/blk-wbt.h

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