x86: some lock annotations for user copy paths, v2

[GitHub/LineageOS/android_kernel_samsung_universal7580.git] / include / linux / kernel.h

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 2651f805ba6d771b9ec1f26078609aebdb198853..e580ec095765ed1041e9fa7c61c2c527b5826744 100644 (file)
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -140,6 +140,15 @@ extern int _cond_resched(void);
                (__x < 0) ? -__x : __x;         \
        })
 
+#ifdef CONFIG_PROVE_LOCKING
+void might_fault(void);
+#else
+static inline void might_fault(void)
+{
+       might_sleep();
+}
+#endif
+
 extern struct atomic_notifier_head panic_notifier_list;
 extern long (*panic_blink)(long time);
 NORET_TYPE void panic(const char * fmt, ...)