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authorMarco Elver <elver@google.com>2020-06-18 11:31:17 +0200
committerPaul E. McKenney <paulmck@kernel.org>2020-06-29 21:04:48 +0200
commit2839a232071f588d334543fb86f5689b43353842 (patch)
tree76ecc509239909f6a2df0e99f14309a9359ffabf /kernel/kcsan
parentkcsan: Re-add GCC as a supported compiler (diff)
downloadlinux-2839a232071f588d334543fb86f5689b43353842.tar.xz
linux-2839a232071f588d334543fb86f5689b43353842.zip
kcsan: Simplify compiler flags
Simplify the set of compiler flags for the runtime by removing cc-option from -fno-stack-protector, because all supported compilers support it. This saves us one compiler invocation during build. Signed-off-by: Marco Elver <elver@google.com> Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'kernel/kcsan')
-rw-r--r--kernel/kcsan/Makefile4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/kcsan/Makefile b/kernel/kcsan/Makefile
index 092ce58d2e56..fea064afc4f7 100644
--- a/kernel/kcsan/Makefile
+++ b/kernel/kcsan/Makefile
@@ -7,8 +7,8 @@ CFLAGS_REMOVE_core.o = $(CC_FLAGS_FTRACE)
CFLAGS_REMOVE_debugfs.o = $(CC_FLAGS_FTRACE)
CFLAGS_REMOVE_report.o = $(CC_FLAGS_FTRACE)
-CFLAGS_core.o := $(call cc-option,-fno-conserve-stack,) \
- $(call cc-option,-fno-stack-protector,)
+CFLAGS_core.o := $(call cc-option,-fno-conserve-stack) \
+ -fno-stack-protector
obj-y := core.o debugfs.o report.o
obj-$(CONFIG_KCSAN_SELFTEST) += selftest.o