Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6

[firefly-linux-kernel-4.4.55.git] / include / linux / compiler-gcc.h

diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index 1514d534deebb7f52361d1ef27382ac791ba955f..a3ed7cb8ca346e7fba7170022c46928480b896a6 100644 (file)
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -52,7 +52,15 @@
 #define __deprecated                   __attribute__((deprecated))
 #define __packed                       __attribute__((packed))
 #define __weak                         __attribute__((weak))
-#define __naked                                __attribute__((naked))
+
+/*
+ * it doesn't make sense on ARM (currently the only user of __naked) to trace
+ * naked functions because then mcount is called without stack and frame pointer
+ * being set up and there is no chance to restore the lr register to the value
+ * before mcount was called.
+ */
+#define __naked                                __attribute__((naked)) notrace
+
 #define __noreturn                     __attribute__((noreturn))
 
 /*