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    SubjectRe: [PATCH] x86: fix early boot crash on gcc-10
    On Sat, Mar 14, 2020 at 04:44:51PM +0000, Sergei Trofimovich wrote:
    > arch/x86/kernel/Makefile | 6 ++++++
    > 1 file changed, 6 insertions(+)
    >
    > diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
    > index 9b294c13809a..da9f4ea9bf4c 100644
    > --- a/arch/x86/kernel/Makefile
    > +++ b/arch/x86/kernel/Makefile
    > @@ -11,6 +11,12 @@ extra-y += vmlinux.lds
    >
    > CPPFLAGS_vmlinux.lds += -U$(UTS_MACHINE)
    >
    > +# smpboot's init_secondary initializes stack canary.
    ^^^^ should be start_secondary?
    > +# Make sure we don't emit stack checks before it's
    > +# initialized.
    > +nostackp := $(call cc-option, -fno-stack-protector)
    > +CFLAGS_smpboot.o := $(nostackp)
    > +
    > ifdef CONFIG_FUNCTION_TRACER
    > # Do not profile debug and lowlevel utilities
    > CFLAGS_REMOVE_tsc.o = -pg
    > --
    > 2.25.1
    >

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