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01dd633e7a
Disable LTO for rodata.o to allow objcopy to be used to manipulate sections. Signed-off-by: Sami Tolvanen <samitolvanen@google.com> Acked-by: Kees Cook <keescook@chromium.org> Signed-off-by: Kees Cook <keescook@chromium.org> Link: https://lore.kernel.org/r/20201211184633.3213045-14-samitolvanen@google.com
26 lines
829 B
Makefile
26 lines
829 B
Makefile
# SPDX-License-Identifier: GPL-2.0
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obj-$(CONFIG_LKDTM) += lkdtm.o
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lkdtm-$(CONFIG_LKDTM) += core.o
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lkdtm-$(CONFIG_LKDTM) += bugs.o
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lkdtm-$(CONFIG_LKDTM) += heap.o
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lkdtm-$(CONFIG_LKDTM) += perms.o
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lkdtm-$(CONFIG_LKDTM) += refcount.o
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lkdtm-$(CONFIG_LKDTM) += rodata_objcopy.o
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lkdtm-$(CONFIG_LKDTM) += usercopy.o
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lkdtm-$(CONFIG_LKDTM) += stackleak.o
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lkdtm-$(CONFIG_LKDTM) += cfi.o
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lkdtm-$(CONFIG_LKDTM) += fortify.o
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lkdtm-$(CONFIG_PPC_BOOK3S_64) += powerpc.o
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KASAN_SANITIZE_rodata.o := n
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KASAN_SANITIZE_stackleak.o := n
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KCOV_INSTRUMENT_rodata.o := n
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CFLAGS_REMOVE_rodata.o += $(CC_FLAGS_LTO)
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OBJCOPYFLAGS :=
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OBJCOPYFLAGS_rodata_objcopy.o := \
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--rename-section .noinstr.text=.rodata,alloc,readonly,load
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targets += rodata.o rodata_objcopy.o
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$(obj)/rodata_objcopy.o: $(obj)/rodata.o FORCE
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$(call if_changed,objcopy)
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