diff options
Diffstat (limited to 'drivers/md/raid5.c')
| -rw-r--r-- | drivers/md/raid5.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 297e2609217..31670f8d6b6 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -3036,6 +3036,8 @@ static void analyse_stripe(struct stripe_head *sh, struct stripe_head_state *s) if (dev->written) s->written++; rdev = rcu_dereference(conf->disks[i].rdev); + if (rdev && test_bit(Faulty, &rdev->flags)) + rdev = NULL; if (rdev) { is_bad = is_badblock(rdev, sh->sector, STRIPE_SECTORS, &first_bad, &bad_sectors); @@ -3063,12 +3065,12 @@ static void analyse_stripe(struct stripe_head *sh, struct stripe_head_state *s) } } else if (test_bit(In_sync, &rdev->flags)) set_bit(R5_Insync, &dev->flags); - else if (!test_bit(Faulty, &rdev->flags)) { + else { /* in sync if before recovery_offset */ if (sh->sector + STRIPE_SECTORS <= rdev->recovery_offset) set_bit(R5_Insync, &dev->flags); } - if (test_bit(R5_WriteError, &dev->flags)) { + if (rdev && test_bit(R5_WriteError, &dev->flags)) { clear_bit(R5_Insync, &dev->flags); if (!test_bit(Faulty, &rdev->flags)) { s->handle_bad_blocks = 1; @@ -3076,7 +3078,7 @@ static void analyse_stripe(struct stripe_head *sh, struct stripe_head_state *s) } else clear_bit(R5_WriteError, &dev->flags); } - if (test_bit(R5_MadeGood, &dev->flags)) { + if (rdev && test_bit(R5_MadeGood, &dev->flags)) { if (!test_bit(Faulty, &rdev->flags)) { s->handle_bad_blocks = 1; atomic_inc(&rdev->nr_pending); |