diff options
| -rw-r--r-- | drivers/md/raid1.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index cc24f0cb7ee3..a368db2431a5 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -531,8 +531,17 @@ static int read_balance(struct r1conf *conf, struct r1bio *r1_bio, int *max_sect if (test_bit(WriteMostly, &rdev->flags)) { /* Don't balance among write-mostly, just * use the first as a last resort */ - if (best_disk < 0) + if (best_disk < 0) { + if (is_badblock(rdev, this_sector, sectors, + &first_bad, &bad_sectors)) { + if (first_bad < this_sector) + /* Cannot use this */ + continue; + best_good_sectors = first_bad - this_sector; + } else + best_good_sectors = sectors; best_disk = disk; + } continue; } /* This is a reasonable device to use. It might |