linux-kernel - [PATCH 01/24] ARM64: Force LP64 to compile the kernel.

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Message-Id: <1400914939-9708-2-git-send-email-apinski@cavium.com>
Date:	Sat, 24 May 2014 00:01:56 -0700
From:	Andrew Pinski <apinski@...ium.com>
To:	linux-kernel@...r.kernel.org
Cc:	Andrew Pinski <apinski@...ium.com>
Subject: [PATCH 01/24] ARM64: Force LP64 to compile the kernel.

Sometimes the compiler is set to default to ILP32 ABI so we want to make sure the kernel can compile in that case.

Thanks,
Andrew Pinski

Signed-off-by: Andrew Pinski <apinski@...ium.com>
---
 arch/arm64/Makefile |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
index 2fceb71..e9dbd20 100644
--- a/arch/arm64/Makefile
+++ b/arch/arm64/Makefile
@@ -20,14 +20,18 @@ LIBGCC 		:= $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
 KBUILD_DEFCONFIG := defconfig
 
 KBUILD_CFLAGS	+= -mgeneral-regs-only
+KBUILD_CFLAGS	+= $(call cc-option,-mabi=lp64)
+KBUILD_AFLAGS	+= $(call cc-option,-mabi=lp64)
 ifeq ($(CONFIG_CPU_BIG_ENDIAN), y)
 KBUILD_CPPFLAGS	+= -mbig-endian
 AS		+= -EB
 LD		+= -EB
+LDFLAGS		+= -maarch64linuxb
 else
 KBUILD_CPPFLAGS	+= -mlittle-endian
 AS		+= -EL
 LD		+= -EL
+LDFLAGS		+= -maarch64linux
 endif
 
 comma = ,
-- 
1.7.2.5

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