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authorTejun Heo <tj@kernel.org>2015-08-18 14:55:19 -0700
committerJens Axboe <axboe@fb.com>2015-08-18 15:49:17 -0700
commitc9589f03e490956628ff91a1da133216dc796b63 (patch)
tree688cec558495fd27078e34d5474992b5c2b6650f /include/drm/i915_drm.h
parent85b6bc9db6d5ab6980b43c38b5cbd11d24414ce4 (diff)
blk-throttle: improve queue bypass handling
If a queue is bypassing, all blkcg policies should become noops but blk-throttle wasn't. It only became noop if the queue was dying. While this wouldn't lead to an oops as falling back to the root blkg is safe in this case, this can be a bit surprising - a bypassing queue could still be applying throttle limits. Fix it by removing blk_queue_dying() test in throtl_lookup_create_tg() and testing blk_queue_bypass() in blk_throtl_bio() and bypassing before doing anything else. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Vivek Goyal <vgoyal@redhat.com> Cc: Arianna Avanzini <avanzini.arianna@gmail.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'include/drm/i915_drm.h')
0 files changed, 0 insertions, 0 deletions