X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=Makefile;h=c13f8b85ba6034283e7397bbb332223d38de8f7d;hb=acd14e62f075f44cd04e1ac2920a515f9b80146e;hp=a0650bf79606124437148caac0b055b1fc1fe607;hpb=5695d5d1970f975de059bb6dec76941440f62488;p=linux-2.6-microblaze.git

diff --git a/Makefile b/Makefile
index a0650bf79606..c13f8b85ba60 100644
--- a/Makefile
+++ b/Makefile
@@ -754,12 +754,28 @@ ifdef CONFIG_FUNCTION_TRACER
 ifndef CC_FLAGS_FTRACE
 CC_FLAGS_FTRACE := -pg
 endif
-export CC_FLAGS_FTRACE
+ifdef CONFIG_FTRACE_MCOUNT_RECORD
+  # gcc 5 supports generating the mcount tables directly
+  ifeq ($(call cc-option-yn,-mrecord-mcount),y)
+    CC_FLAGS_FTRACE	+= -mrecord-mcount
+    export CC_USING_RECORD_MCOUNT := 1
+  endif
+  ifdef CONFIG_HAVE_NOP_MCOUNT
+    ifeq ($(call cc-option-yn, -mnop-mcount),y)
+      CC_FLAGS_FTRACE	+= -mnop-mcount
+      CC_FLAGS_USING	+= -DCC_USING_NOP_MCOUNT
+    endif
+  endif
+endif
 ifdef CONFIG_HAVE_FENTRY
-CC_USING_FENTRY	:= $(call cc-option, -mfentry -DCC_USING_FENTRY)
+  ifeq ($(call cc-option-yn, -mfentry),y)
+    CC_FLAGS_FTRACE	+= -mfentry
+    CC_FLAGS_USING	+= -DCC_USING_FENTRY
+  endif
 endif
-KBUILD_CFLAGS	+= $(CC_FLAGS_FTRACE) $(CC_USING_FENTRY)
-KBUILD_AFLAGS	+= $(CC_USING_FENTRY)
+export CC_FLAGS_FTRACE
+KBUILD_CFLAGS	+= $(CC_FLAGS_FTRACE) $(CC_FLAGS_USING)
+KBUILD_AFLAGS	+= $(CC_FLAGS_USING)
 ifdef CONFIG_DYNAMIC_FTRACE
 	ifdef CONFIG_HAVE_C_RECORDMCOUNT
 		BUILD_C_RECORDMCOUNT := y