diff options
| author | Ming Lei <[email protected]> | 2018-01-18 12:06:59 +0800 |
|---|---|---|
| committer | Jens Axboe <[email protected]> | 2018-01-17 21:38:52 -0700 |
| commit | 23d4ee19e789ae3dce3e04bd24e3d1537965475f (patch) | |
| tree | ce2feb7137e252bc89dfcd3c00f2f99ea5e0f15f /net/unix/sysctl_net_unix.c | |
| parent | de99a346884f019387230bc549de74456daca248 (diff) | |
blk-mq: don't dispatch request in blk_mq_request_direct_issue if queue is busy
If we run into blk_mq_request_direct_issue(), when queue is busy, we
don't want to dispatch this request into hctx->dispatch_list, and
what we need to do is to return the queue busy info to caller, so
that caller can deal with it well.
Fixes: 396eaf21ee ("blk-mq: improve DM's blk-mq IO merging via blk_insert_cloned_request feedback")
Reported-by: Laurence Oberman <[email protected]>
Reviewed-by: Mike Snitzer <[email protected]>
Signed-off-by: Ming Lei <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
Diffstat (limited to 'net/unix/sysctl_net_unix.c')
0 files changed, 0 insertions, 0 deletions