Re: xtensa build failures in -next due to DMA API changes

From: Andrew Morton
Date: Wed Aug 26 2015 - 03:59:22 EST

On Wed, 26 Aug 2015 10:53:25 +0300 Max Filippov <jcmvbkbc@xxxxxxxxx> wrote:

> On Tue, Aug 25, 2015 at 11:24 PM, Christoph Hellwig <hch@xxxxxx> wrote:
> > On Tue, Aug 25, 2015 at 01:21:40PM -0700, Guenter Roeck wrote:
> >> I also see
> >>
> >> arch/xtensa/include/asm/dma-mapping.h:#include <asm-generic/dma-mapping-common.h>
> >>
> >> It looks like there is a conflict with "xtensa: reimplement DMA API using common
> >> helpers" by Max Filippov, which added the include. This patch is in -next.
> >
> > Oh. That one clashes badly with my whole series, basically each
> > of my patches will need the same work done for the other architectures
> > applied to xtensa as well.
> >
> > In terms of effort it might be a better idea to rebase the patch from
> > Max on top of the series, as it will become a lot simpler that way.
> Looks like I just need to remove now redundant function definitions from
> xtensa/include/asm/dma-mapping.h. A patch that removes these
> functions is attached, but I'm not sure where it should go. To the Andrew's
> tree? Or should the xtensa tree merge Christoph's series and apply it on
> top?

I can add it to Christoph's patch series. This means that I won't be
merging Christoph's patches until you've sent your queue in to Linus, so
please don't leave it too late in the merge window.

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