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-rw-r--r--kernel/trace/ftrace.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index b69966f0f144..c9e09d86e1d8 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -170,7 +170,8 @@ static int __unregister_ftrace_function(struct ftrace_ops *ops)
170 */ 170 */
171static DEFINE_SPINLOCK(ftrace_hash_lock); 171static DEFINE_SPINLOCK(ftrace_hash_lock);
172#define ftrace_hash_lock(flags) spin_lock_irqsave(&ftrace_hash_lock, flags) 172#define ftrace_hash_lock(flags) spin_lock_irqsave(&ftrace_hash_lock, flags)
173#define ftrace_hash_unlock(flags) spin_lock_irqsave(&ftrace_hash_lock, flags) 173#define ftrace_hash_unlock(flags) \
174 spin_unlock_irqrestore(&ftrace_hash_lock, flags)
174#else 175#else
175/* This is protected via the ftrace_lock with MCOUNT_RECORD. */ 176/* This is protected via the ftrace_lock with MCOUNT_RECORD. */
176#define ftrace_hash_lock(flags) do { (void)(flags); } while (0) 177#define ftrace_hash_lock(flags) do { (void)(flags); } while (0)