diff options
| -rw-r--r-- | drivers/md/raid5-cache.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/md/raid5-cache.c b/drivers/md/raid5-cache.c index 2e270e69c550..f73672b0a702 100644 --- a/drivers/md/raid5-cache.c +++ b/drivers/md/raid5-cache.c @@ -970,16 +970,28 @@ static int r5l_recovery_flush_one_stripe(struct r5l_log *log, continue; /* in case device is broken */ + rcu_read_lock(); rdev = rcu_dereference(conf->disks[disk_index].rdev); - if (rdev) + if (rdev) { + atomic_inc(&rdev->nr_pending); + rcu_read_unlock(); sync_page_io(rdev, stripe_sect, PAGE_SIZE, sh->dev[disk_index].page, REQ_OP_WRITE, 0, false); + rdev_dec_pending(rdev, rdev->mddev); + rcu_read_lock(); + } rrdev = rcu_dereference(conf->disks[disk_index].replacement); - if (rrdev) + if (rrdev) { + atomic_inc(&rrdev->nr_pending); + rcu_read_unlock(); sync_page_io(rrdev, stripe_sect, PAGE_SIZE, sh->dev[disk_index].page, REQ_OP_WRITE, 0, false); + rdev_dec_pending(rrdev, rrdev->mddev); + rcu_read_lock(); + } + rcu_read_unlock(); } raid5_release_stripe(sh); return 0; |