[PATCH] ARM: disable FDPIC ABI
Ben Wolsieffer
ben.wolsieffer at hefring.com
Mon Aug 1 12:17:20 PDT 2022
When building with an arm-*-uclinuxfdpiceabi toolchain, the FDPIC ABI is
enabled by default but should not be used to build the kernel.
Therefore, pass -mno-fdpic if supported by the compiler.
Signed-off-by: Ben Wolsieffer <Ben.Wolsieffer at hefring.com>
---
arch/arm/Makefile | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index c8e3633f5434..88be49b71d40 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -22,6 +22,9 @@ GZFLAGS :=-9
# Never generate .eh_frame
KBUILD_CFLAGS += $(call cc-option,-fno-dwarf2-cfi-asm)
+# Disable FDPIC ABI
+KBUILD_CFLAGS += $(call cc-option,-mno-fdpic)
+
# This should work on most of the modern platforms
KBUILD_DEFCONFIG := multi_v7_defconfig
--
2.37.0
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