x86: no stack protector for vdso
Impact: avoid crash on vsyscall Signed-off-by: Tejun Heo <tj@kernel.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -38,7 +38,7 @@ $(obj)/%.so: $(obj)/%.so.dbg FORCE
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$(call if_changed,objcopy)
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CFL := $(PROFILING) -mcmodel=small -fPIC -O2 -fasynchronous-unwind-tables -m64 \
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$(filter -g%,$(KBUILD_CFLAGS))
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$(filter -g%,$(KBUILD_CFLAGS)) $(call cc-option, -fno-stack-protector)
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$(vobjs): KBUILD_CFLAGS += $(CFL)
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