tree 90fd99996f94dfa0cae4ee03c2fe8fce3f3329ee
parent 0a1b8b87d064a47fad9ec475316002da28559207
author Jens Axboe <axboe@kernel.dk> 1542169930 -0700
committer Jens Axboe <axboe@kernel.dk> 1543245957 -0700

blk-mq: ensure mq_ops ->poll() is entered at least once

Right now we immediately bail if need_resched() is true, but
we need to do at least one loop in case we have entries waiting.
So just invert the need_resched() check, putting it at the
bottom of the loop.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>