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-rw-r--r--kernel/cpu.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/cpu.c b/kernel/cpu.c
index 40b8496f47c5..01968a5c4a16 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -534,6 +534,11 @@ int lockdep_is_cpus_held(void)
{
return percpu_rwsem_is_held(&cpu_hotplug_lock);
}
+
+int lockdep_is_cpus_write_held(void)
+{
+ return percpu_rwsem_is_write_held(&cpu_hotplug_lock);
+}
#endif
static void lockdep_acquire_cpus_lock(void)