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Diffstat (limited to 'include/linux/spinlock.h')
-rw-r--r--include/linux/spinlock.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h
index b4e5ca23f840..5c0c5174155d 100644
--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -171,7 +171,7 @@ do { \
* Architectures that can implement ACQUIRE better need to take care.
*/
#ifndef smp_mb__after_spinlock
-#define smp_mb__after_spinlock() do { } while (0)
+#define smp_mb__after_spinlock() kcsan_mb()
#endif
#ifdef CONFIG_DEBUG_SPINLOCK