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Subject: Re: [PATCH 01/34] powerpc: use mm zones more sensibly
From: Christian Zigotzky <chzigotzky@xenosoft.de>
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Date: Fri, 7 Dec 2018 16:04:16 +0100
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References: <20181114082314.8965-1-hch@lst.de>
 <20181114082314.8965-2-hch@lst.de> <20181206140948.GB29741@infradead.org>
 <87sgz9jzsl.fsf@concordia.ellerman.id.au> <20181207140910.GA23609@lst.de>
To: Christoph Hellwig <hch@lst.de>
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Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
 Christoph Hellwig <hch@infradead.org>, linux-mm@kvack.org,
 iommu@lists.linux-foundation.org, Paul Mackerras <paulus@samba.org>,
 linuxppc-dev@lists.ozlabs.org
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 <linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org>

I will work at the weekend to figure out where the problematic commit is.

=E2=80=94 Christian

Sent from my iPhone

> On 7. Dec 2018, at 15:09, Christoph Hellwig <hch@lst.de> wrote:
>=20
>> On Fri, Dec 07, 2018 at 11:18:18PM +1100, Michael Ellerman wrote:
>> Christoph Hellwig <hch@infradead.org> writes:
>>=20
>>> Ben / Michael,
>>>=20
>>> can we get this one queued up for 4.21 to prepare for the DMA work later=

>>> on?
>>=20
>> I was hoping the PASEMI / NXP regressions could be solved before
>> merging.
>>=20
>> My p5020ds is booting fine with this series, so I'm not sure why it's
>> causing problems on Christian's machine.
>>=20
>> The last time I turned on my PASEMI board it tripped some breakers, so I
>> need to investigate that before I can help test that.
>>=20
>> I'll see how things look on Monday and either merge the commits you
>> identified or the whole series depending on if there's any more info
>> from Christian.
>=20
> Christian just confirmed everything up to at least
> "powerpc/dma: stop overriding dma_get_required_mask" works for his
> setups.