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blk-mq: update comment for blk_mq_hctx_has_pending() 

For now, blk_mq_hctx_has_pending() checks any of ctx, hctx->dispatch
or io scheduler have pending work. So, update the comment accordingly.

Signed-off-by: Yufen Yu <yuyufen@huawei.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Yufen Yu 2019-03-24 17:57:08 +08:00 committed by Jens Axboe
parent 13f0638152
commit 85fae294e1
1 changed files with 2 additions and 1 deletions
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3
block/blk-mq.c
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@ -59,7 +59,8 @@ static int blk_mq_poll_stats_bkt(const struct request *rq)
}
/*
* Check if any of the ctx's have pending work in this hardware queue
* Check if any of the ctx, dispatch list or elevator
* have pending work in this hardware queue.
*/
static bool blk_mq_hctx_has_pending(struct blk_mq_hw_ctx *hctx)
{