diff options
| author | Yan Zheng <zheng.yan@oracle.com> | 2008-12-12 10:03:26 -0500 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2008-12-12 10:03:26 -0500 |
| commit | e4404d6e8da678d852b7f767f665f8edf76c9e9f (patch) | |
| tree | af6b52e5251d8e939f91e1feab760c1f06021410 /fs/btrfs/disk-io.c | |
| parent | d2fb3437e4d8d12c73c587615ad187d5288547ec (diff) | |
Btrfs: shared seed device
This patch makes seed device possible to be shared by
multiple mounted file systems. The sharing is achieved
by cloning seed device's btrfs_fs_devices structure.
Thanks you,
Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
| -rw-r--r-- | fs/btrfs/disk-io.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 6f042de1ac43..541a8279ac71 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c | |||
| @@ -1711,7 +1711,7 @@ struct btrfs_root *open_ctree(struct super_block *sb, | |||
| 1711 | } | 1711 | } |
| 1712 | 1712 | ||
| 1713 | mutex_lock(&fs_info->chunk_mutex); | 1713 | mutex_lock(&fs_info->chunk_mutex); |
| 1714 | ret = btrfs_read_sys_array(tree_root, btrfs_super_bytenr(disk_super)); | 1714 | ret = btrfs_read_sys_array(tree_root); |
| 1715 | mutex_unlock(&fs_info->chunk_mutex); | 1715 | mutex_unlock(&fs_info->chunk_mutex); |
| 1716 | if (ret) { | 1716 | if (ret) { |
| 1717 | printk("btrfs: failed to read the system array on %s\n", | 1717 | printk("btrfs: failed to read the system array on %s\n", |