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blk-wbt fixes

Jens Axboe linux-block 1 version New

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  1. v1 Latest3 patches 0 repliesNew

Patches in v1 No applies recorded yet

#Subject and filesSizeRepliesApplied
1/3blk-wbt: move disable check into get_limit()block/blk-wbt.c+7 -150 replies
2/3blk-wbt: use wq_has_sleeper() for wq active checkblock/blk-wbt.c+4 -40 replies
3/3blk-wbt: fix has-sleeper queueing checkblock/blk-wbt.c+5 -30 replies

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Cover letter [PATCHSET 0/3] blk-wbt fixes

One cleanup, and two fixes:

Patch 2 - Ensure that the wait queue active check includes the necessary memory barrier.

Patch 3 - Ensure that new tasks don't supersede already waiting tasks.

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Jens Axboe