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blk-mq: add REQ_SYNC early

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Add REQ_SYNC early, so rq_dispatched[] in blk_mq_rq_ctx_init
is set correctly.

Signed-off-by: Shaohua Li<shli@fusionio.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Shaohua Li 2014-02-19 20:20:21 +08:00 committed by Jens Axboe
parent 55c816e3df
commit 27fbf4e87c
1 changed files with 2 additions and 0 deletions
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2
block/blk-mq.c
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@ -860,6 +860,8 @@ static void blk_mq_make_request(struct request_queue *q, struct bio *bio)
ctx = blk_mq_get_ctx(q);
hctx = q->mq_ops->map_queue(q, ctx->cpu);
if (is_sync)
rw |= REQ_SYNC;
trace_block_getrq(q, bio, rw);
rq = __blk_mq_alloc_request(hctx, GFP_ATOMIC, false);
if (likely(rq))