if (IS_ERR(up->tg))
rc = -ENOMEM;
+ set_tg_uid(up);
+
return rc;
}
.release = uids_release,
};
-/* create /sys/kernel/uids/<uid>/cpu_share file for this user */
+/*
+ * Create /sys/kernel/uids/<uid>/cpu_share file for this user
+ * We do not create this file for users in a user namespace (until
+ * sysfs tagging is implemented).
+ *
+ * See Documentation/scheduler/sched-design-CFS.txt for ramifications.
+ */
static int uids_user_create(struct user_struct *up)
{
struct kobject *kobj = &up->kobj;
int error;
memset(kobj, 0, sizeof(struct kobject));
+ if (up->user_ns != &init_user_ns)
+ return 0;
kobj->kset = uids_kset;
error = kobject_init_and_add(kobj, &uids_ktype, NULL, "%d", up->uid);
if (error) {
unsigned long flags;
int remove_user = 0;
+ if (up->user_ns != &init_user_ns)
+ return;
/* Make uid_hash_remove() + sysfs_remove_file() + kobject_del()
* atomic.
*/