[RFC/PATCH RESEND -next 05/21] x86: cpu: don't sanitize early stages of a secondary CPU boot

From: Andrey Ryabinin
Date: Wed Jul 09 2014 - 07:43:32 EST


Instrumentation of this files may result in unbootable machine.

Signed-off-by: Andrey Ryabinin <a.ryabinin@xxxxxxxxxxx>
---
arch/x86/kernel/cpu/Makefile | 3 +++
1 file changed, 3 insertions(+)

diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile
index 7fd54f0..a7bb360 100644
--- a/arch/x86/kernel/cpu/Makefile
+++ b/arch/x86/kernel/cpu/Makefile
@@ -8,6 +8,9 @@ CFLAGS_REMOVE_common.o = -pg
CFLAGS_REMOVE_perf_event.o = -pg
endif

+KASAN_SANITIZE_common.o := n
+KASAN_SANITIZE_perf_event.o := n
+
# Make sure load_percpu_segment has no stackprotector
nostackp := $(call cc-option, -fno-stack-protector)
CFLAGS_common.o := $(nostackp)
--
1.8.5.5

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