diff options
| -rw-r--r-- | Makefile | 6 | ||||
| -rw-r--r-- | arch/x86/Makefile | 3 |
2 files changed, 3 insertions, 6 deletions
@@ -844,12 +844,6 @@ KBUILD_CFLAGS += $(call cc-option,-Werror=designated-init) # change __FILE__ to the relative path from the srctree KBUILD_CFLAGS += $(call cc-option,-fmacro-prefix-map=$(srctree)/=) -# ensure -fcf-protection is disabled when using retpoline as it is -# incompatible with -mindirect-branch=thunk-extern -ifdef CONFIG_RETPOLINE -KBUILD_CFLAGS += $(call cc-option,-fcf-protection=none) -endif - # use the deterministic mode of AR if available KBUILD_ARFLAGS := $(call ar-option,D) diff --git a/arch/x86/Makefile b/arch/x86/Makefile index 3dc54d2f79c4..4c8e9f12b0c4 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -138,6 +138,9 @@ else KBUILD_CFLAGS += -mno-red-zone KBUILD_CFLAGS += -mcmodel=kernel + # Intel CET isn't enabled in the kernel + KBUILD_CFLAGS += $(call cc-option,-fcf-protection=none) + # -funit-at-a-time shrinks the kernel .text considerably # unfortunately it makes reading oopses harder. KBUILD_CFLAGS += $(call cc-option,-funit-at-a-time) |