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From:   Gabriel C <nix.or.die@googlemail.com>
Date:   Tue, 16 Jun 2020 23:35:57 +0200
Message-ID: <CAEJqkggDJEC4W9V6ijmPoE0-soKE7zBUWUiDLdCZArEsDo9vrQ@mail.gmail.com>
Subject: Re: Linux 5.8-rc1
To:     Arvind Sankar <nivedita@alum.mit.edu>
Cc:     Linus Torvalds <torvalds@linux-foundation.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Hans de Goede <hdegoede@redhat.com>
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Am Di., 16. Juni 2020 um 23:17 Uhr schrieb Gabriel C
<nix.or.die@googlemail.com>:
>
> Am Di., 16. Juni 2020 um 22:33 Uhr schrieb Arvind Sankar
> <nivedita@alum.mit.edu>:
> > Does this patch help?
> >
>
> I'll test in a bit and let you know.


With the patch the kernel compiles fine.

> > diff --git a/arch/x86/purgatory/Makefile b/arch/x86/purgatory/Makefile
> > index b04e6e72a592..088bd764e0b7 100644
> > --- a/arch/x86/purgatory/Makefile
> > +++ b/arch/x86/purgatory/Makefile
> > @@ -34,6 +34,7 @@ KCOV_INSTRUMENT := n
> >  PURGATORY_CFLAGS_REMOVE := -mcmodel=kernel
> >  PURGATORY_CFLAGS := -mcmodel=large -ffreestanding -fno-zero-initialized-in-bss
> >  PURGATORY_CFLAGS += $(DISABLE_STACKLEAK_PLUGIN) -DDISABLE_BRANCH_PROFILING
> > +PURGATORY_CFLAGS += $(call cc-option,-fno-stack-protector)
> >
> >  # Default KBUILD_CFLAGS can have -pg option set when FTRACE is enabled. That
> >  # in turn leaves some undefined symbols like __fentry__ in purgatory and not
>