diff options
Diffstat (limited to 'drivers/md/dm.c')
| -rw-r--r-- | drivers/md/dm.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 473f0c3c019..73b89afd656 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -452,6 +452,12 @@ static void free_bio_info(struct dm_rq_clone_bio_info *info) mempool_free(info, info->tio->md->io_pool); } +static int md_in_flight(struct mapped_device *md) +{ + return atomic_read(&md->pending[READ]) + + atomic_read(&md->pending[WRITE]); +} + static void start_io_acct(struct dm_io *io) { struct mapped_device *md = io->md; @@ -2100,8 +2106,7 @@ static int dm_wait_for_completion(struct mapped_device *md, int interruptible) break; } spin_unlock_irqrestore(q->queue_lock, flags); - } else if (!atomic_read(&md->pending[0]) && - !atomic_read(&md->pending[1])) + } else if (!md_in_flight(md)) break; if (interruptible == TASK_INTERRUPTIBLE && |