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ublk_drv: check ubq_daemon_is_dying() in __ublk_rq_task_work() 

Replace direct check on PF_EXITING in __ublk_rq_task_work() by the
existing wrapper. Also inline ubq_daemon_is_dying().

Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: ZiyangZhang <ZiyangZhang@linux.alibaba.com>
Link: https://lore.kernel.org/r/20220815023633.259825-2-ZiyangZhang@linux.alibaba.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
ZiyangZhang 2022-08-15 10:36:31 +08:00 committed by Jens Axboe
parent 92cb6e2e5d
commit 966120b51a
1 changed files with 2 additions and 3 deletions
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5
drivers/block/ublk_drv.c
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@ -555,7 +555,7 @@ static inline struct ublk_uring_cmd_pdu *ublk_get_uring_cmd_pdu(
return (struct ublk_uring_cmd_pdu *)&ioucmd->pdu;
}
static bool ubq_daemon_is_dying(struct ublk_queue *ubq)
static inline bool ubq_daemon_is_dying(struct ublk_queue *ubq)
{
return ubq->ubq_daemon->flags & PF_EXITING;
}
@ -644,8 +644,7 @@ static inline void __ublk_rq_task_work(struct request *req)
struct ublk_device *ub = ubq->dev;
int tag = req->tag;
struct ublk_io *io = &ubq->ios[tag];
bool task_exiting = current != ubq->ubq_daemon ||
(current->flags & PF_EXITING);
bool task_exiting = current != ubq->ubq_daemon || ubq_daemon_is_dying(ubq);
unsigned int mapped_bytes;
pr_devel("%s: complete: op %d, qid %d tag %d io_flags %x addr %llx\n",