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Date:   Fri, 11 Dec 2020 08:17:14 +1100
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     Michael Ellerman <mpe@...erman.id.au>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Kees Cook <keescook@...omium.org>,
        PowerPC <linuxppc-dev@...ts.ozlabs.org>,
        Mathieu Malaterre <malat@...ian.org>,
        Nicholas Piggin <npiggin@...il.com>
Subject: Re: linux-next: build warning after merge of the akpm tree

Hi Michael,

On Thu, 10 Dec 2020 11:19:45 +1100 Michael Ellerman <mpe@...erman.id.au> wrote:
>
> Stephen Rothwell <sfr@...b.auug.org.au> writes:
> >
> > On Wed, 09 Dec 2020 15:44:35 +1100 Michael Ellerman <mpe@...erman.id.au> wrote:  
> >>
> >> They should really be in DATA_DATA or similar shouldn't they?  
> >
> > No other architecture appears t need them ...  
> 
> Any arch with orphan-handling=warn should see them I thought?

I did an x86_64 allyesconfig build (same compiler (more or less) and
same source) and it produces none of these sections.  The only
difference in UBSAN CONFIG_ options was that CONFIG_UBSAN_UNREACHABLE
is not set in the x86_64 build.

-- 
Cheers,
Stephen Rothwell

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