diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/bdev.c | 16 | ||||
| -rw-r--r-- | block/ioctl.c | 9 |
2 files changed, 8 insertions, 17 deletions
diff --git a/block/bdev.c b/block/bdev.c index 4d580083a114..a20263fa27a4 100644 --- a/block/bdev.c +++ b/block/bdev.c @@ -206,22 +206,6 @@ int sync_blockdev_range(struct block_device *bdev, loff_t lstart, loff_t lend) } EXPORT_SYMBOL(sync_blockdev_range); -/* - * Write out and wait upon all dirty data associated with this - * device. Filesystem data as well as the underlying block - * device. Takes the superblock lock. - */ -int fsync_bdev(struct block_device *bdev) -{ - struct super_block *sb = get_super(bdev); - if (sb) { - int res = sync_filesystem(sb); - drop_super(sb); - return res; - } - return sync_blockdev(bdev); -} - /** * freeze_bdev - lock a filesystem and force it into a consistent state * @bdev: blockdevice to lock diff --git a/block/ioctl.c b/block/ioctl.c index 3be11941fb2d..648670ddb164 100644 --- a/block/ioctl.c +++ b/block/ioctl.c @@ -364,7 +364,14 @@ static int blkdev_flushbuf(struct block_device *bdev, unsigned cmd, { if (!capable(CAP_SYS_ADMIN)) return -EACCES; - fsync_bdev(bdev); + + mutex_lock(&bdev->bd_holder_lock); + if (bdev->bd_holder_ops && bdev->bd_holder_ops->sync) + bdev->bd_holder_ops->sync(bdev); + else + sync_blockdev(bdev); + mutex_unlock(&bdev->bd_holder_lock); + invalidate_bdev(bdev); return 0; } |