[PATCH V2 27/41] x86/mce: Remove stack protector from mce/core.c

From: Lai Jiangshan
Date: Sun Sep 26 2021 - 11:12:12 EST


From: Lai Jiangshan <laijs@xxxxxxxxxxxxxxxxx>

mce/core.c is going to contain __entry_code which can not be instrumented
by stack protector.

Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxxxxx>
---
arch/x86/kernel/cpu/mce/Makefile | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/arch/x86/kernel/cpu/mce/Makefile b/arch/x86/kernel/cpu/mce/Makefile
index 015856abdbb1..ce192c5344fc 100644
--- a/arch/x86/kernel/cpu/mce/Makefile
+++ b/arch/x86/kernel/cpu/mce/Makefile
@@ -1,4 +1,8 @@
# SPDX-License-Identifier: GPL-2.0
+
+CFLAGS_REMOVE_core.o = -fstack-protector -fstack-protector-strong
+CFLAGS_core.o += -fno-stack-protector
+
obj-y = core.o severity.o genpool.o

obj-$(CONFIG_X86_ANCIENT_MCE) += winchip.o p5.o
--
2.19.1.6.gb485710b