On Mon, Aug 14, 2017 at 04:40:11PM -0400, Keith Busch wrote:
> blk_mq_get_request() does not release the callers queue usage counter
> when allocation fails. The caller still needs to account for its own
> queue usage when it is unable to allocate a request.
>
> Fixes: 1ad43c0078b7 ("blk-mq: don't leak preempt counter/q_usage_counter when allocating rq failed")
>
> Reported-by: Max Gurtovoy <maxg@xxxxxxxxxxxx>
> Signed-off-by: Keith Busch <keith.busch@xxxxxxxxx>
Reviewed-by: Ming Lei <ming.lei@xxxxxxxxxx>
--
Ming
