diff options
Diffstat (limited to 'fs/super.c')
| -rw-r--r-- | fs/super.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/fs/super.c b/fs/super.c index 11fa21da130c..1a369fa3f0a6 100644 --- a/fs/super.c +++ b/fs/super.c @@ -1248,8 +1248,21 @@ static void fs_bdev_mark_dead(struct block_device *bdev, bool surprise) up_read(&sb->s_umount); } +static void fs_bdev_sync(struct block_device *bdev) +{ + struct super_block *sb = bdev->bd_holder; + + lockdep_assert_held(&bdev->bd_holder_lock); + + if (!lock_active_super(sb)) + return; + sync_filesystem(sb); + up_read(&sb->s_umount); +} + const struct blk_holder_ops fs_holder_ops = { .mark_dead = fs_bdev_mark_dead, + .sync = fs_bdev_sync, }; EXPORT_SYMBOL_GPL(fs_holder_ops); |