diff options
Diffstat (limited to 'drivers/md/md.c')
-rw-r--r-- | drivers/md/md.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c index 0052e43..3eb45dc 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -8788,6 +8788,28 @@ err_wq: return ret; } +void md_reload_sb(struct mddev *mddev) +{ + struct md_rdev *rdev, *tmp; + + rdev_for_each_safe(rdev, tmp, mddev) { + rdev->sb_loaded = 0; + ClearPageUptodate(rdev->sb_page); + } + mddev->raid_disks = 0; + analyze_sbs(mddev); + rdev_for_each_safe(rdev, tmp, mddev) { + struct mdp_superblock_1 *sb = page_address(rdev->sb_page); + /* since we don't write to faulty devices, we figure out if the + * disk is faulty by comparing events + */ + if (mddev->events > sb->events) + set_bit(Faulty, &rdev->flags); + } + +} +EXPORT_SYMBOL(md_reload_sb); + #ifndef MODULE /* |