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-rw-r--r--kernel/cpu.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/kernel/cpu.c b/kernel/cpu.c
index ad755db29efd..a59e009e0be4 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -526,6 +526,7 @@ void lockdep_assert_cpus_held(void)
percpu_rwsem_assert_held(&cpu_hotplug_lock);
}
+EXPORT_SYMBOL_GPL(lockdep_assert_cpus_held);
#ifdef CONFIG_LOCKDEP
int lockdep_is_cpus_held(void)
@@ -2068,11 +2069,6 @@ static struct cpuhp_step cpuhp_hp_states[] = {
.teardown.single = NULL,
.cant_stop = true,
},
- [CPUHP_PERF_PREPARE] = {
- .name = "perf:prepare",
- .startup.single = perf_event_init_cpu,
- .teardown.single = perf_event_exit_cpu,
- },
[CPUHP_RANDOM_PREPARE] = {
.name = "random:prepare",
.startup.single = random_prepare_cpu,