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From 1e323ca36f6cf7b3c85a22cf5195a05fe15002b3 Mon Sep 17 00:00:00 2001
From: Sami Tolvanen <samitolvanen@google.com>
Date: Mon, 6 Apr 2020 14:58:41 -0700
Subject: [PATCH 18/24] arm64: export CC_USING_PATCHABLE_FUNCTION_ENTRY
Since arm64 does not use -pg in CC_FLAGS_FTRACE with
DYNAMIC_FTRACE_WITH_REGS, skip running recordmcount by
exporting CC_USING_PATCHABLE_FUNCTION_ENTRY.
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
---
arch/arm64/Makefile | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
index 70f5905954dd..c90cc19fab92 100644
--- a/arch/arm64/Makefile
+++ b/arch/arm64/Makefile
@@ -115,6 +115,7 @@ endif
ifeq ($(CONFIG_DYNAMIC_FTRACE_WITH_REGS),y)
KBUILD_CPPFLAGS += -DCC_USING_PATCHABLE_FUNCTION_ENTRY
CC_FLAGS_FTRACE := -fpatchable-function-entry=2
+ export CC_USING_PATCHABLE_FUNCTION_ENTRY := 1
endif
# Default value
--
2.28.0
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