redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

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>
hifive-unleashed-5.1
Jens Axboe 2017-09-30 02:08:24 -06:00
parent 5385fa47d8
commit 7beb2f845b
1 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
block/blk-mq.c
View File

@ -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);