linux-kernel - Re: linux-next: build warnings after merge of the kbuild tree

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Date:	Wed, 17 Aug 2016 14:59:59 +0200
From:	Michal Marek <mmarek@...e.cz>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
Cc:	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Al Viro <viro@...iv.linux.org.uk>,
	Michael Ellerman <mpe@...erman.id.au>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	PowerPC <linuxppc-dev@...ts.ozlabs.org>
Subject: Re: linux-next: build warnings after merge of the kbuild tree

On 2016-08-17 03:44, Stephen Rothwell wrote:
> Hi Michal,
> 
> After merging the kbuild tree, today's linux-next build (powerpc
> ppc64_defconfig) produced these warnings:
> 
> WARNING: 25 bad relocations
> c000000000cf2570 R_PPC64_ADDR64    __crc___arch_hweight16
[...]
> Introduced by commit
> 
>   9445aa1a3062 ("ppc: move exports to definitions")
> 
> I have reverted that commit for today.
> 
> [cc-ing the ppc guys for clues - also involved is commit
> 
>   22823ab419d8 ("EXPORT_SYMBOL() for asm")
> ]

FWIW, I see these warnings as well. Any help from ppc developers is
appreciated - should the R_PPC64_ADDR64 be whitelisted for exported asm
symbols (their CRCs actually)?

Thanks,
Michal