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authorKeith Busch <keith.busch@intel.com>2018-07-23 08:37:50 -0600
committerJens Axboe <axboe@kernel.dk>2018-07-24 14:41:50 -0600
commit0fc09f920983f61be625658c62cc40ac25a7b3a5 (patch)
tree1ecdf3fec43fd6b9549509a768ae509ddb31a80e /block
parent8f3ea35929a0806ad1397db99a89ffee0140822a (diff)
downloadlinux-0fc09f920983f61be625658c62cc40ac25a7b3a5.tar.bz2
blk-mq: export setting request completion state
This is preparing for drivers that want to directly alter the state of their requests. No functional change here. Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Keith Busch <keith.busch@intel.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/blk-mq.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index d394cdd8d8c6..5291a95ba362 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -558,10 +558,8 @@ static void __blk_mq_complete_request(struct request *rq)
bool shared = false;
int cpu;
- if (cmpxchg(&rq->state, MQ_RQ_IN_FLIGHT, MQ_RQ_COMPLETE) !=
- MQ_RQ_IN_FLIGHT)
+ if (!blk_mq_mark_complete(rq))
return;
-
if (rq->internal_tag != -1)
blk_mq_sched_completed_request(rq);