cgroup: revert ss_id_lock to spinlock

[platform/adaptation/renesas_rcar/renesas_kernel.git] / include / linux / cgroup.h

diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index 501adb1..5a85b34 100644 (file)
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -498,7 +498,7 @@ struct cgroup_subsys {
        struct list_head sibling;
        /* used when use_id == true */
        struct idr idr;
-       rwlock_t id_lock;
+       spinlock_t id_lock;
 
        /* should be defined only by modular subsystems */
        struct module *module;