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Message-Id: <20250313-kbuild-prefix-map-v1-3-38cea8448c5f@weissschuh.net> Date: Thu, 13 Mar 2025 16:59:11 +0100 From: Thomas Weißschuh <linux@...ssschuh.net> To: Masahiro Yamada <masahiroy@...nel.org>, Nathan Chancellor <nathan@...nel.org>, Nicolas Schier <nicolas@...sle.eu>, Jonathan Corbet <corbet@....net>, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>, Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org, "H. Peter Anvin" <hpa@...or.com>, Ben Hutchings <ben@...adent.org.uk> Cc: linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org, Thomas Weißschuh <linux@...ssschuh.net> Subject: [PATCH 3/4] x86/boot: Switch to -ffile-prefix-map -ffile-prefix-map is a more general variant of the currently used -fmacro-prefix-map. It is also what the top-level Makefile is using now. Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net> --- arch/x86/boot/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/boot/Makefile b/arch/x86/boot/Makefile index 9cc0ff6e9067d574488a35573eff4d0f8449e398..f500f82864aae80deb74faa3df9a8b6333d6c4ca 100644 --- a/arch/x86/boot/Makefile +++ b/arch/x86/boot/Makefile @@ -54,7 +54,7 @@ targets += cpustr.h KBUILD_CFLAGS := $(REALMODE_CFLAGS) -D_SETUP KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__ -KBUILD_CFLAGS += $(call cc-option,-fmacro-prefix-map=$(srctree)/=) +KBUILD_CFLAGS += $(call cc-option,-ffile-prefix-map=$(srctree)/=) KBUILD_CFLAGS += -fno-asynchronous-unwind-tables KBUILD_CFLAGS += $(CONFIG_CC_IMPLICIT_FALLTHROUGH) -- 2.48.1
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