From: Anand Jain <Anand.Jain@xxxxxxxxxx>
just a helper function to clean up the sysfs fsid kobjects
Signed-off-by: Anand Jain <anand.jain@xxxxxxxxxx>
---
fs/btrfs/sysfs.c | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c
index 95d6257..a8ee136 100644
--- a/fs/btrfs/sysfs.c
+++ b/fs/btrfs/sysfs.c
@@ -515,7 +515,7 @@ static int addrm_unknown_feature_attrs(struct btrfs_fs_info *fs_info, bool add)
return 0;
}
-static void btrfs_sysfs_remove_fsid(struct btrfs_fs_devices *fs_devs)
+static void __btrfs_sysfs_remove_fsid(struct btrfs_fs_devices *fs_devs)
{
if (fs_devs->device_dir_kobj) {
kobject_del(fs_devs->device_dir_kobj);
@@ -528,6 +528,21 @@ static void btrfs_sysfs_remove_fsid(struct btrfs_fs_devices *fs_devs)
wait_for_completion(&fs_devs->kobj_unregister);
}
+/* when fs_devs is NULL it will remove all fsid kobject */
+static void btrfs_sysfs_remove_fsid(struct btrfs_fs_devices *fs_devs)
+{
+ struct list_head *fs_uuids = btrfs_get_fs_uuids();
+
+ if (fs_devs) {
+ __btrfs_sysfs_remove_fsid(fs_devs);
+ return;
+ }
+
+ list_for_each_entry(fs_devs, fs_uuids, list) {
+ __btrfs_sysfs_remove_fsid(fs_devs);
+ }
+}
+
void btrfs_sysfs_remove_one(struct btrfs_fs_info *fs_info)
{
btrfs_reset_fs_info_ptr(fs_info);
--
2.0.0.153.g79dcccc
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