From: Tiezhu Yang Date: Thu, 18 Sep 2025 11:43:42 +0000 (+0800) Subject: LoongArch: Make LTO case independent in Makefile X-Git-Tag: v6.17-rc7~13^2~13 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b15212824a01cb0b62f7b522f4ee334622cf982a;p=thirdparty%2Fkernel%2Fstable.git LoongArch: Make LTO case independent in Makefile LTO is not only used for Clang, but maybe also used for Rust, make LTO case out of CONFIG_CC_HAS_ANNOTATE_TABLEJUMP in Makefile. This is preparation for later patch, no function changes. Cc: stable@vger.kernel.org Suggested-by: WANG Rui Signed-off-by: Tiezhu Yang Signed-off-by: Huacai Chen --- diff --git a/arch/loongarch/Makefile b/arch/loongarch/Makefile index a3a9759414f40..9d80af7f75c83 100644 --- a/arch/loongarch/Makefile +++ b/arch/loongarch/Makefile @@ -102,16 +102,16 @@ KBUILD_CFLAGS += $(call cc-option,-mthin-add-sub) $(call cc-option,-Wa$(comma) ifdef CONFIG_OBJTOOL ifdef CONFIG_CC_HAS_ANNOTATE_TABLEJUMP +KBUILD_CFLAGS += -mannotate-tablejump +else +KBUILD_CFLAGS += -fno-jump-tables # keep compatibility with older compilers +endif +ifdef CONFIG_LTO_CLANG # The annotate-tablejump option can not be passed to LLVM backend when LTO is enabled. # Ensure it is aware of linker with LTO, '--loongarch-annotate-tablejump' also needs to # be passed via '-mllvm' to ld.lld. -KBUILD_CFLAGS += -mannotate-tablejump -ifdef CONFIG_LTO_CLANG KBUILD_LDFLAGS += -mllvm --loongarch-annotate-tablejump endif -else -KBUILD_CFLAGS += -fno-jump-tables # keep compatibility with older compilers -endif endif KBUILD_RUSTFLAGS += --target=loongarch64-unknown-none-softfloat -Ccode-model=small