Merge tag 'linux-watchdog-5.12-rc1' of git://www.linux-watchdog.org/linux-watchdog

[linux-2.6-microblaze.git] / kernel / cpu.c

diff --git a/kernel/cpu.c b/kernel/cpu.c
index 4e11e91..1b6302e 100644 (file)
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -330,6 +330,13 @@ void lockdep_assert_cpus_held(void)
        percpu_rwsem_assert_held(&cpu_hotplug_lock);
 }
 
+#ifdef CONFIG_LOCKDEP
+int lockdep_is_cpus_held(void)
+{
+       return percpu_rwsem_is_held(&cpu_hotplug_lock);
+}
+#endif
+
 static void lockdep_acquire_cpus_lock(void)
 {
        rwsem_acquire(&cpu_hotplug_lock.dep_map, 0, 0, _THIS_IP_);