206f18f2ca
Pull x86 build, cleanup and defconfig updates from Ingo Molnar: "A single minor build change to suppress a repetitive build messages, misc cleanups and a defconfig update" * 'x86-build-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/purgatory, build: Suppress kexec-purgatory.c is up to date message * 'x86-cleanups-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86, CPU, AMD: Move K8 TLB flush filter workaround to K8 code x86, espfix: Remove stale ptemask x86, msr: Use seek definitions instead of hard-coded values x86, msr: Convert printk to pr_foo() x86, msr: Use PTR_ERR_OR_ZERO x86/simplefb: Use PTR_ERR_OR_ZERO x86/sysfb: Use PTR_ERR_OR_ZERO x86, cpuid: Use PTR_ERR_OR_ZERO * 'x86-debug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/kconfig/defconfig: Enable CONFIG_FHANDLE=y
31 lines
1 KiB
Makefile
31 lines
1 KiB
Makefile
purgatory-y := purgatory.o stack.o setup-x86_$(BITS).o sha256.o entry64.o string.o
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targets += $(purgatory-y)
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PURGATORY_OBJS = $(addprefix $(obj)/,$(purgatory-y))
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LDFLAGS_purgatory.ro := -e purgatory_start -r --no-undefined -nostdlib -z nodefaultlib
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targets += purgatory.ro
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# Default KBUILD_CFLAGS can have -pg option set when FTRACE is enabled. That
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# in turn leaves some undefined symbols like __fentry__ in purgatory and not
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# sure how to relocate those. Like kexec-tools, use custom flags.
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KBUILD_CFLAGS := -fno-strict-aliasing -Wall -Wstrict-prototypes -fno-zero-initialized-in-bss -fno-builtin -ffreestanding -c -MD -Os -mcmodel=large
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KBUILD_CFLAGS += -m$(BITS)
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$(obj)/purgatory.ro: $(PURGATORY_OBJS) FORCE
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$(call if_changed,ld)
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targets += kexec-purgatory.c
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CMD_BIN2C = $(objtree)/scripts/basic/bin2c
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quiet_cmd_bin2c = BIN2C $@
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cmd_bin2c = $(CMD_BIN2C) kexec_purgatory < $< > $@
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$(obj)/kexec-purgatory.c: $(obj)/purgatory.ro FORCE
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$(call if_changed,bin2c)
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@:
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obj-$(CONFIG_KEXEC_FILE) += kexec-purgatory.o
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