Fix kernel-doc warnings found in cgroup-v1.c:
kernel/cgroup/cgroup-v1.c:55: warning: No description found for return value of 'cgroup_attach_task_all'
kernel/cgroup/cgroup-v1.c:94: warning: expecting prototype for cgroup_trasnsfer_tasks(). Prototype was for cgroup_transfer_tasks() instead
cgroup-v1.c:96: warning: No description found for return value of 'cgroup_transfer_tasks'
kernel/cgroup/cgroup-v1.c:687: warning: No description found for return value of 'cgroupstats_build'
Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: Tejun Heo <tj@xxxxxxxxxx>
Cc: Zefan Li <lizefan.x@xxxxxxxxxxxxx>
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: cgroups@xxxxxxxxxxxxxxx
---
kernel/cgroup/cgroup-v1.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
--- linux-next-20210809.orig/kernel/cgroup/cgroup-v1.c
+++ linux-next-20210809/kernel/cgroup/cgroup-v1.c
@@ -50,6 +50,8 @@ bool cgroup1_ssid_disabled(int ssid)
* cgroup_attach_task_all - attach task 'tsk' to all cgroups of task 'from'
* @from: attach to all cgroups of a given task
* @tsk: the task to be attached
+ *
+ * Return: %0 on success or a negative errno code on failure
*/
int cgroup_attach_task_all(struct task_struct *from, struct task_struct *tsk)
{
@@ -80,7 +82,7 @@ int cgroup_attach_task_all(struct task_s
EXPORT_SYMBOL_GPL(cgroup_attach_task_all);
/**
- * cgroup_trasnsfer_tasks - move tasks from one cgroup to another
+ * cgroup_transfer_tasks - move tasks from one cgroup to another
* @to: cgroup to which the tasks will be moved
* @from: cgroup in which the tasks currently reside
*
@@ -89,6 +91,8 @@ EXPORT_SYMBOL_GPL(cgroup_attach_task_all
* is guaranteed to be either visible in the source cgroup after the
* parent's migration is complete or put into the target cgroup. No task
* can slip out of migration through forking.
+ *
+ * Return: %0 on success or a negative errno code on failure
*/
int cgroup_transfer_tasks(struct cgroup *to, struct cgroup *from)
{
@@ -682,6 +686,8 @@ int proc_cgroupstats_show(struct seq_fil
*
* Build and fill cgroupstats so that taskstats can export it to user
* space.
+ *
+ * Return: %0 on success or a negative errno code on failure
*/
int cgroupstats_build(struct cgroupstats *stats, struct dentry *dentry)
{
