1612c382ff
Pull x86 fixes from Ingo Molnar: - build fix for old(er) binutils - build fix for new GCC - kexec boot environment fix * tag 'x86-urgent-2022-08-06' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/entry: Build thunk_$(BITS) only if CONFIG_PREEMPTION=y x86/numa: Use cpumask_available instead of hardcoded NULL check x86/bus_lock: Don't assume the init value of DEBUGCTLMSR.BUS_LOCK_DETECT to be zero
52 lines
1.3 KiB
Makefile
52 lines
1.3 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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#
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# Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
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#
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ifeq ($(CONFIG_X86_32),y)
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BITS := 32
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else
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BITS := 64
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endif
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obj-y = bugs_$(BITS).o delay.o fault.o ldt.o \
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ptrace_$(BITS).o ptrace_user.o setjmp_$(BITS).o signal.o \
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stub_$(BITS).o stub_segv.o \
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sys_call_table_$(BITS).o sysrq_$(BITS).o tls_$(BITS).o \
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mem_$(BITS).o subarch.o os-$(OS)/
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ifeq ($(CONFIG_X86_32),y)
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obj-y += checksum_32.o syscalls_32.o
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obj-$(CONFIG_ELF_CORE) += elfcore.o
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subarch-y = ../lib/string_32.o ../lib/atomic64_32.o ../lib/atomic64_cx8_32.o
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subarch-y += ../lib/cmpxchg8b_emu.o ../lib/atomic64_386_32.o
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subarch-y += ../kernel/sys_ia32.o
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else
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obj-y += syscalls_64.o vdso/
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subarch-y = ../lib/csum-partial_64.o ../lib/memcpy_64.o \
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../lib/memmove_64.o ../lib/memset_64.o
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subarch-$(CONFIG_PREEMPTION) += ../entry/thunk_64.o
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endif
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subarch-$(CONFIG_MODULES) += ../kernel/module.o
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USER_OBJS := bugs_$(BITS).o ptrace_user.o fault.o
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$(obj)/user-offsets.s: c_flags = -Wp,-MD,$(depfile) $(USER_CFLAGS) \
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-Iarch/x86/include/generated
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targets += user-offsets.s
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include/generated/user_constants.h: $(obj)/user-offsets.s FORCE
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$(call filechk,offsets,__USER_CONSTANT_H__)
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UNPROFILE_OBJS := stub_segv.o
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CFLAGS_stub_segv.o := $(CFLAGS_NO_HARDENING)
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include arch/um/scripts/Makefile.rules
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