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author | Anand Jain <Anand.Jain@oracle.com> | 2015-03-10 06:38:28 +0800 |
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committer | David Sterba <dsterba@suse.cz> | 2015-05-27 12:27:20 +0200 |
commit | 00c921c23f9155597ff4ac1263a6ff46dc9e2206 (patch) | |
tree | 297db5d4fca867f374ade1fa852e9afe7c39ed4c /fs/btrfs | |
parent | 0dd2906f7229186424cdc80be8654b2c21d9c04c (diff) | |
download | op-kernel-dev-00c921c23f9155597ff4ac1263a6ff46dc9e2206.zip op-kernel-dev-00c921c23f9155597ff4ac1263a6ff46dc9e2206.tar.gz |
Btrfs: sysfs: separate device kobject and its attribute creation
Separate device kobject and its attribute creation so that device
kobject can be created from the device discovery thread.
Signed-off-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Diffstat (limited to 'fs/btrfs')
-rw-r--r-- | fs/btrfs/sysfs.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c index 11fa8e6..e71da32 100644 --- a/fs/btrfs/sysfs.c +++ b/fs/btrfs/sysfs.c @@ -645,13 +645,8 @@ int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info, return 0; } -int btrfs_kobj_add_device(struct btrfs_fs_info *fs_info, - struct btrfs_device *one_device) +int btrfs_sysfs_add_device(struct btrfs_fs_info *fs_info) { - int error = 0; - struct btrfs_fs_devices *fs_devices = fs_info->fs_devices; - struct btrfs_device *dev; - if (!fs_info->device_dir_kobj) fs_info->device_dir_kobj = kobject_create_and_add("devices", &fs_info->super_kobj); @@ -659,6 +654,20 @@ int btrfs_kobj_add_device(struct btrfs_fs_info *fs_info, if (!fs_info->device_dir_kobj) return -ENOMEM; + return 0; +} + +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; + + error = btrfs_sysfs_add_device(fs_info); + if (error) + return error; + list_for_each_entry(dev, &fs_devices->devices, dev_list) { struct hd_struct *disk; struct kobject *disk_kobj; |