linux-kernel - [PATCH 4/4] m68k: pass -D options to KBUILD_CPPFLAGS instead of KBUILD

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Message-Id: <20200526123810.301667-4-masahiroy@kernel.org>
Date:   Tue, 26 May 2020 21:38:10 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>,
        linux-m68k@...ts.linux-m68k.org
Cc:     Masahiro Yamada <masahiroy@...nel.org>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 4/4] m68k: pass -D options to KBUILD_CPPFLAGS instead of KBUILD_{A,C}FLAGS

Precisely, -D is a preprocessor option.

KBUILD_CPPFLAGS is passed to for compiling .c and .S files too.

Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
---

 arch/m68k/Makefile | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/m68k/Makefile b/arch/m68k/Makefile
index ae6e29da3a3e..c28f9f917ac0 100644
--- a/arch/m68k/Makefile
+++ b/arch/m68k/Makefile
@@ -70,9 +70,8 @@ ifdef CONFIG_MMU
 KBUILD_CFLAGS += -fno-strength-reduce -ffixed-a2
 else
 # we can use a m68k-linux-gcc toolchain with these in place
-KBUILD_CFLAGS += -DUTS_SYSNAME=\"uClinux\"
-KBUILD_CFLAGS += -D__uClinux__
-KBUILD_AFLAGS += -D__uClinux__
+KBUILD_CPPFLAGS += -DUTS_SYSNAME=\"uClinux\"
+KBUILD_CPPFLAGS += -D__uClinux__
 endif
 
 KBUILD_LDFLAGS := -m m68kelf
-- 
2.25.1