20 lines
578 B
Makefile
20 lines
578 B
Makefile
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# SPDX-License-Identifier: GPL-2.0
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KASAN_SANITIZE := n
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targets += trampoline_$(BITS).o purgatory.ro
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# When profile-guided optimization is enabled, llvm emits two different
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# overlapping text sections, which is not supported by kexec. Remove profile
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# optimization flags.
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KBUILD_CFLAGS := $(filter-out -fprofile-sample-use=% -fprofile-use=%,$(KBUILD_CFLAGS))
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LDFLAGS_purgatory.ro := -e purgatory_start -r --no-undefined
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$(obj)/purgatory.ro: $(obj)/trampoline_$(BITS).o FORCE
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$(call if_changed,ld)
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$(obj)/kexec-purgatory.o: $(obj)/purgatory.ro
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obj-y += kexec-purgatory.o
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