tree 8c0fdc0c0c4186f927246b5164396da446fbc8e5
parent 5cf8c2277576fcc48966b105bb42782d7929fc48
author Jens Axboe <axboe@fb.com> 1399480004 -0600
committer Jens Axboe <axboe@fb.com> 1399480004 -0600

blk-mq: add basic round-robin of what CPU to queue workqueue work on

Right now we just pick the first CPU in the mask, but that can
easily overload that one. Add some basic batching and round-robin
all the entries in the mask instead.

Signed-off-by: Jens Axboe <axboe@fb.com>