linux-kernel - Re: [PATCH 01/34] powerpc: use mm zones more sensibly

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Date:   Fri, 7 Dec 2018 15:09:10 +0100
From:   Christoph Hellwig <hch@....de>
To:     Michael Ellerman <mpe@...erman.id.au>
Cc:     Christoph Hellwig <hch@...radead.org>,
        Christoph Hellwig <hch@....de>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>, linux-arch@...r.kernel.org,
        linux-mm@...ck.org, iommu@...ts.linux-foundation.org,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 01/34] powerpc: use mm zones more sensibly

On Fri, Dec 07, 2018 at 11:18:18PM +1100, Michael Ellerman wrote:
> Christoph Hellwig <hch@...radead.org> writes:
> 
> > Ben / Michael,
> >
> > can we get this one queued up for 4.21 to prepare for the DMA work later
> > on?
> 
> I was hoping the PASEMI / NXP regressions could be solved before
> merging.
> 
> My p5020ds is booting fine with this series, so I'm not sure why it's
> causing problems on Christian's machine.
> 
> 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.
> 
> 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.

Christian just confirmed everything up to at least
"powerpc/dma: stop overriding dma_get_required_mask" works for his
setups.