From 720592157eeef627ff9a7c7c55ab1713bc48fb50 Mon Sep 17 00:00:00 2001 From: Anand Jain Date: Tue, 10 Mar 2015 06:38:26 +0800 Subject: 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 Signed-off-by: David Sterba --- fs/btrfs/sysfs.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) (limited to 'fs/btrfs/sysfs.c') diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c index 8b6eff48268a..83c0c5d5368b 100644 --- a/fs/btrfs/sysfs.c +++ b/fs/btrfs/sysfs.c @@ -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; -- cgit v1.2.3