diff options
Diffstat (limited to 'drivers/md/md-bitmap.c')
| -rw-r--r-- | drivers/md/md-bitmap.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/md/md-bitmap.c b/drivers/md/md-bitmap.c index d1b3b60669ea..a60e46529d9f 100644 --- a/drivers/md/md-bitmap.c +++ b/drivers/md/md-bitmap.c @@ -459,7 +459,11 @@ void bitmap_update_sb(struct bitmap *bitmap) /* rocking back to read-only */ bitmap->events_cleared = bitmap->mddev->events; sb->events_cleared = cpu_to_le64(bitmap->events_cleared); - sb->state = cpu_to_le32(bitmap->flags); + /* + * clear BITMAP_WRITE_ERROR bit to protect against the case that + * a bitmap write error occurred but the later writes succeeded. + */ + sb->state = cpu_to_le32(bitmap->flags & ~BIT(BITMAP_WRITE_ERROR)); /* Just in case these have been changed via sysfs: */ sb->daemon_sleep = cpu_to_le32(bitmap->mddev->bitmap_info.daemon_sleep/HZ); sb->write_behind = cpu_to_le32(bitmap->mddev->bitmap_info.max_write_behind); |