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authorJens Axboe <axboe@kernel.dk>2017-09-30 02:08:24 -0600
committerJens Axboe <axboe@kernel.dk>2017-10-03 08:38:17 -0600
commit7beb2f845b715cb98584cf630e9a9d5b05501166 (patch)
tree115050af0790b5a6c089d40a71abf0eb7ed53de9 /block
parent5385fa47d883dc7d51de622835427bc2558ed43c (diff)
downloadlinux-7beb2f845b715cb98584cf630e9a9d5b05501166.tar.bz2
blk-mq: wire up completion notifier for laptop mode
For some reason, the laptop mode IO completion notified was never wired up for blk-mq. Ensure that we trigger the callback appropriately, to arm the laptop mode flush timer. Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Bart Van Assche <Bart.VanAssche@wdc.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/blk-mq.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 59687ed6561b..7f01d69879d6 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -476,6 +476,9 @@ void blk_mq_free_request(struct request *rq)
if (rq->rq_flags & RQF_MQ_INFLIGHT)
atomic_dec(&hctx->nr_active);
+ if (unlikely(laptop_mode && !blk_rq_is_passthrough(rq)))
+ laptop_io_completion(q->backing_dev_info);
+
wbt_done(q->rq_wb, &rq->issue_stat);
clear_bit(REQ_ATOM_STARTED, &rq->atomic_flags);