Btrfs: sysfs: introduce function btrfs_sysfs_add_fsid() to create sysfs fsid

We need it in a seperate function so that it can be called from the
device discovery thread as well.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
This commit is contained in:
Anand Jain 2015-03-10 06:38:26 +08:00 committed by David Sterba
parent 3a08f3b72a
commit 720592157e

View file

@ -690,7 +690,12 @@ static struct dentry *btrfs_debugfs_root_dentry;
/* Debugging tunables and exported data */
u64 btrfs_debugfs_test;
int btrfs_sysfs_add_one(struct btrfs_fs_info *fs_info)
/*
* Can be called by the device discovery thread.
* And parent can be specified for seed device
*/
int btrfs_sysfs_add_fsid(struct btrfs_fs_info *fs_info,
struct kobject *parent)
{
int error;
@ -698,6 +703,14 @@ int btrfs_sysfs_add_one(struct btrfs_fs_info *fs_info)
fs_info->super_kobj.kset = btrfs_kset;
error = kobject_init_and_add(&fs_info->super_kobj, &btrfs_ktype, NULL,
"%pU", fs_info->fsid);
return error;
}
int btrfs_sysfs_add_one(struct btrfs_fs_info *fs_info)
{
int error;
error = btrfs_sysfs_add_fsid(fs_info, NULL);
if (error)
return error;