btrfs: sysfs, rename devices kobject holder to devices_kobj
The struct member btrfs_device::device_dir_kobj holds the kobj of the sysfs directory /sys/fs/btrfs/UUID/devices, so rename it from device_dir_kobj to devices_kobj. No functional changes. Signed-off-by: Anand Jain <anand.jain@oracle.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
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@ -734,10 +734,10 @@ static int addrm_unknown_feature_attrs(struct btrfs_fs_info *fs_info, bool add)
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static void __btrfs_sysfs_remove_fsid(struct btrfs_fs_devices *fs_devs)
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{
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if (fs_devs->device_dir_kobj) {
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kobject_del(fs_devs->device_dir_kobj);
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kobject_put(fs_devs->device_dir_kobj);
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fs_devs->device_dir_kobj = NULL;
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if (fs_devs->devices_kobj) {
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kobject_del(fs_devs->devices_kobj);
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kobject_put(fs_devs->devices_kobj);
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fs_devs->devices_kobj = NULL;
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}
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if (fs_devs->fsid_kobj.state_initialized) {
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@ -969,15 +969,14 @@ int btrfs_sysfs_rm_device_link(struct btrfs_fs_devices *fs_devices,
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struct hd_struct *disk;
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struct kobject *disk_kobj;
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if (!fs_devices->device_dir_kobj)
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if (!fs_devices->devices_kobj)
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return -EINVAL;
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if (one_device && one_device->bdev) {
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disk = one_device->bdev->bd_part;
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disk_kobj = &part_to_dev(disk)->kobj;
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sysfs_remove_link(fs_devices->device_dir_kobj,
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disk_kobj->name);
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sysfs_remove_link(fs_devices->devices_kobj, disk_kobj->name);
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}
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if (one_device)
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@ -990,8 +989,7 @@ int btrfs_sysfs_rm_device_link(struct btrfs_fs_devices *fs_devices,
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disk = one_device->bdev->bd_part;
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disk_kobj = &part_to_dev(disk)->kobj;
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sysfs_remove_link(fs_devices->device_dir_kobj,
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disk_kobj->name);
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sysfs_remove_link(fs_devices->devices_kobj, disk_kobj->name);
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}
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return 0;
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@ -999,11 +997,11 @@ int btrfs_sysfs_rm_device_link(struct btrfs_fs_devices *fs_devices,
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int btrfs_sysfs_add_device(struct btrfs_fs_devices *fs_devs)
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{
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if (!fs_devs->device_dir_kobj)
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fs_devs->device_dir_kobj = kobject_create_and_add("devices",
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if (!fs_devs->devices_kobj)
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fs_devs->devices_kobj = kobject_create_and_add("devices",
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&fs_devs->fsid_kobj);
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if (!fs_devs->device_dir_kobj)
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if (!fs_devs->devices_kobj)
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return -ENOMEM;
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return 0;
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@ -1028,7 +1026,7 @@ int btrfs_sysfs_add_device_link(struct btrfs_fs_devices *fs_devices,
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disk = dev->bdev->bd_part;
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disk_kobj = &part_to_dev(disk)->kobj;
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error = sysfs_create_link(fs_devices->device_dir_kobj,
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error = sysfs_create_link(fs_devices->devices_kobj,
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disk_kobj, disk_kobj->name);
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if (error)
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break;
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@ -255,7 +255,7 @@ struct btrfs_fs_devices {
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struct btrfs_fs_info *fs_info;
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/* sysfs kobjects */
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struct kobject fsid_kobj;
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struct kobject *device_dir_kobj;
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struct kobject *devices_kobj;
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struct completion kobj_unregister;
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};
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