From 01dd633e7aae169915fea89224acb7a2b688912b Mon Sep 17 00:00:00 2001 From: Sami Tolvanen <samitolvanen@google.com> Date: Fri, 11 Dec 2020 10:46:30 -0800 Subject: [PATCH] drivers/misc/lkdtm: disable LTO for rodata.o Disable LTO for rodata.o to allow objcopy to be used to manipulate sections. Signed-off-by: Sami Tolvanen <samitolvanen@google.com> Acked-by: Kees Cook <keescook@chromium.org> Signed-off-by: Kees Cook <keescook@chromium.org> Link: https://lore.kernel.org/r/20201211184633.3213045-14-samitolvanen@google.com --- drivers/misc/lkdtm/Makefile | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/misc/lkdtm/Makefile b/drivers/misc/lkdtm/Makefile index 6b888d04392d5..aa12097668d33 100644 --- a/drivers/misc/lkdtm/Makefile +++ b/drivers/misc/lkdtm/Makefile @@ -16,6 +16,7 @@ lkdtm-$(CONFIG_PPC_BOOK3S_64) += powerpc.o KASAN_SANITIZE_rodata.o := n KASAN_SANITIZE_stackleak.o := n KCOV_INSTRUMENT_rodata.o := n +CFLAGS_REMOVE_rodata.o += $(CC_FLAGS_LTO) OBJCOPYFLAGS := OBJCOPYFLAGS_rodata_objcopy.o := \ -- 2.39.5