linux-kernel - Re: [kbuild-all] [PATCH 4/5 v2] pseries/iommu: implement DDW-aware dma_get_page

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Date:	Wed, 7 Oct 2015 21:56:02 +0800
From:	Fengguang Wu <lkp@...el.com>
To:	Michael Ellerman <mpe@...erman.id.au>
Cc:	Christoph Hellwig <hch@...radead.org>,
	Alexey Kardashevskiy <aik@...abs.ru>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Nishanth Aravamudan <nacc@...ux.vnet.ibm.com>,
	linux-kernel@...r.kernel.org, linux-nvme@...ts.infradead.org,
	Keith Busch <keith.busch@...el.com>,
	Paul Mackerras <paulus@...ba.org>, kbuild-all@...org,
	Matthew Wilcox <willy@...ux.intel.com>,
	linuxppc-dev@...ts.ozlabs.org,
	David Gibson <david@...son.dropbear.id.au>
Subject: Re: [kbuild-all] [PATCH 4/5 v2] pseries/iommu: implement DDW-aware
 dma_get_page_shift

On Tue, Oct 06, 2015 at 02:39:06PM +1100, Michael Ellerman wrote:
> On Sat, 2015-10-03 at 04:33 +0800, kbuild test robot wrote:
> > Hi Nishanth,
> > 
> > [auto build test results on v4.3-rc3 -- if it's inappropriate base, please ignore]
> > 
> > config: powerpc-defconfig (attached as .config)
> > reproduce:
> >         wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
> >         chmod +x ~/bin/make.cross
> >         # save the attached .config to linux build tree
> >         make.cross ARCH=powerpc 
> > 
> > All error/warnings (new ones prefixed by >>):
> > 
> >    arch/powerpc/platforms/pseries/iommu.c: In function 'iommu_init_early_pSeries':
> > >> arch/powerpc/platforms/pseries/iommu.c:1433:9: error: 'struct machdep_calls' has no member named 'dma_get_page_shift'
> >       ppc_md.dma_get_page_shift = dma_get_page_shift_pSeriesLP;
> 
> It was added in patch 3/5, so I think this error is bogus. Unless there's a
> typo I'm missing?

Yes sorry, the patchset was not detected correctly in your case,
ending up the patches being tested as individual ones.

I'll fixup the robot.

Thanks,
Fengguang
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