diff options
| author | Anand Jain <Anand.Jain@oracle.com> | 2014-06-03 11:36:01 +0800 |
|---|---|---|
| committer | Chris Mason <clm@fb.com> | 2014-06-28 13:48:43 -0700 |
| commit | 0d39376aa28eba6d63d0120ccc399735842abc8e (patch) | |
| tree | d588573634e0af59e6fc330d32ead6d53a18ac2c /fs/btrfs/sysfs.c | |
| parent | 99994cde9c59c2b8bb67d46d531b26cc73e39747 (diff) | |
btrfs: dev add should add its sysfs entry
we would need the device links to be created,
when device is added.
Signed-off-by: Anand Jain <Anand.Jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <clm@fb.com>
Diffstat (limited to 'fs/btrfs/sysfs.c')
| -rw-r--r-- | fs/btrfs/sysfs.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c index 401677b11045..78699364f537 100644 --- a/fs/btrfs/sysfs.c +++ b/fs/btrfs/sysfs.c @@ -625,14 +625,17 @@ int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info, return 0; } -static int btrfs_kobj_add_device(struct btrfs_fs_info *fs_info) +int btrfs_kobj_add_device(struct btrfs_fs_info *fs_info, + struct btrfs_device *one_device) { int error = 0; struct btrfs_fs_devices *fs_devices = fs_info->fs_devices; struct btrfs_device *dev; - fs_info->device_dir_kobj = kobject_create_and_add("devices", + if (!fs_info->device_dir_kobj) + fs_info->device_dir_kobj = kobject_create_and_add("devices", &fs_info->super_kobj); + if (!fs_info->device_dir_kobj) return -ENOMEM; @@ -643,6 +646,9 @@ static int btrfs_kobj_add_device(struct btrfs_fs_info *fs_info) if (!dev->bdev) continue; + if (one_device && one_device != dev) + continue; + disk = dev->bdev->bd_part; disk_kobj = &part_to_dev(disk)->kobj; @@ -686,7 +692,7 @@ int btrfs_sysfs_add_one(struct btrfs_fs_info *fs_info) if (error) goto failure; - error = btrfs_kobj_add_device(fs_info); + error = btrfs_kobj_add_device(fs_info, NULL); if (error) goto failure; |