diff options
| -rw-r--r-- | fs/btrfs/disk-io.c | 1 | ||||
| -rw-r--r-- | fs/btrfs/volumes.c | 3 |
2 files changed, 4 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 7b55eee15a5..fd43f6b2f43 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2031,6 +2031,7 @@ int open_ctree(struct super_block *sb, __setup_root(4096, 4096, 4096, 4096, tree_root, fs_info, BTRFS_ROOT_TREE_OBJECTID); + invalidate_bdev(fs_devices->latest_bdev); bh = btrfs_read_dev_super(fs_devices->latest_bdev); if (!bh) { err = -EINVAL; diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 68a1754fe36..a872b48be0a 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -622,6 +622,8 @@ static int __btrfs_open_devices(struct btrfs_fs_devices *fs_devices, printk(KERN_INFO "open %s failed\n", device->name); goto error; } + filemap_write_and_wait(bdev->bd_inode->i_mapping); + invalidate_bdev(bdev); set_blocksize(bdev, 4096); bh = btrfs_read_dev_super(bdev); @@ -1354,6 +1356,7 @@ int btrfs_rm_device(struct btrfs_root *root, char *device_path) } set_blocksize(bdev, 4096); + invalidate_bdev(bdev); bh = btrfs_read_dev_super(bdev); if (!bh) { ret = -EINVAL; |