diff options
| -rw-r--r-- | fs/btrfs/scrub.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index 53575a45f7d1..673e32be88fa 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -1299,7 +1299,9 @@ out: static inline int scrub_nr_raid_mirrors(struct btrfs_bio *bbio, u64 *raid_map) { if (raid_map) { - if (raid_map[bbio->num_stripes - 1] == RAID6_Q_STRIPE) + int real_stripes = bbio->num_stripes - bbio->num_tgtdevs; + + if (raid_map[real_stripes - 1] == RAID6_Q_STRIPE) return 3; else return 2; @@ -1420,7 +1422,8 @@ leave_nomem: scrub_stripe_index_and_offset(logical, raid_map, mapped_length, - bbio->num_stripes, + bbio->num_stripes - + bbio->num_tgtdevs, mirror_index, &stripe_index, &stripe_offset); |