]> git.baikalelectronics.ru Git - kernel.git/commit
blk-throttle: add downgrade logic
authorShaohua Li <shli@fb.com>
Mon, 27 Mar 2017 17:51:35 +0000 (10:51 -0700)
committerJens Axboe <axboe@fb.com>
Tue, 28 Mar 2017 14:02:20 +0000 (08:02 -0600)
commit899bb01c4cabdbbe75d96d30ec0cbb851f6a8640
treecdeaf44febd169b439d6543fa0285bf32d170513
parentb1821d1930726c6a5225252ad4478f81118bc810
blk-throttle: add downgrade logic

When queue state machine is in LIMIT_MAX state, but a cgroup is below
its low limit for some time, the queue should be downgraded to lower
state as one cgroup's low limit isn't met.

Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
block/blk-throttle.c