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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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6dc5fd93b2
The stackframe setup when compiled with clang is different. Since the stack unwinder expects the gcc stackframe setup it fails to print backtraces. This patch adds support for the clang stackframe setup. Link: https://github.com/ClangBuiltLinux/linux/issues/35 Cc: clang-built-linux@googlegroups.com Suggested-by: Tri Vo <trong@google.com> Signed-off-by: Nathan Huckleberry <nhuck@google.com> Tested-by: Nick Desaulniers <ndesaulniers@google.com> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
51 lines
1.5 KiB
Makefile
51 lines
1.5 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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#
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# linux/arch/arm/lib/Makefile
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#
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# Copyright (C) 1995-2000 Russell King
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#
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lib-y := changebit.o csumipv6.o csumpartial.o \
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csumpartialcopy.o csumpartialcopyuser.o clearbit.o \
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delay.o delay-loop.o findbit.o memchr.o memcpy.o \
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memmove.o memset.o setbit.o \
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strchr.o strrchr.o \
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testchangebit.o testclearbit.o testsetbit.o \
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ashldi3.o ashrdi3.o lshrdi3.o muldi3.o \
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ucmpdi2.o lib1funcs.o div64.o \
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io-readsb.o io-writesb.o io-readsl.o io-writesl.o \
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call_with_stack.o bswapsdi2.o
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mmu-y := clear_user.o copy_page.o getuser.o putuser.o \
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copy_from_user.o copy_to_user.o
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ifdef CONFIG_CC_IS_CLANG
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lib-y += backtrace-clang.o
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else
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lib-y += backtrace.o
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endif
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# using lib_ here won't override already available weak symbols
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obj-$(CONFIG_UACCESS_WITH_MEMCPY) += uaccess_with_memcpy.o
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lib-$(CONFIG_MMU) += $(mmu-y)
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ifeq ($(CONFIG_CPU_32v3),y)
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lib-y += io-readsw-armv3.o io-writesw-armv3.o
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else
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lib-y += io-readsw-armv4.o io-writesw-armv4.o
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endif
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ifeq ($(CONFIG_ARCH_RPC),y)
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AFLAGS_delay-loop.o += -march=armv4
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endif
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$(obj)/csumpartialcopy.o: $(obj)/csumpartialcopygeneric.S
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$(obj)/csumpartialcopyuser.o: $(obj)/csumpartialcopygeneric.S
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ifeq ($(CONFIG_KERNEL_MODE_NEON),y)
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NEON_FLAGS := -march=armv7-a -mfloat-abi=softfp -mfpu=neon
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CFLAGS_xor-neon.o += $(NEON_FLAGS)
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obj-$(CONFIG_XOR_BLOCKS) += xor-neon.o
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endif
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