Re: use generic DMA mapping code in powerpc V4

[Christian Zigotzky]

On 12 December 2018 at 3:39PM, Christian Zigotzky wrote:
> Hi Christoph,
>
> Thanks a lot for your reply. I will test your patches tomorrow.
>
> Cheers,
> Christian
>
> Sent from my iPhone
>
> > On 12. Dec 2018, at 15:15, Christoph Hellwig <hch@xxxxxx> wrote:
> >
> > Thanks for bisecting.  I've spent some time going over the conversion
> > but can't really pinpoint it.  I have three little patches that switch
> > parts of the code to the generic version.  This is on top of the
> > last good commmit (977706f9755d2d697aa6f45b4f9f0e07516efeda).
> >
> > Can you check with whÑch one things stop working?
> >
> >
> > <0001-get_required_mask.patch>
> > <0002-swiotlb-dma_supported.patch>
> > <0003-nommu-dma_supported.patch>
> > <0004-alloc-free.patch>

Today I tried the first patch (0001-get_required_mask.patch) with the 
last good commit (977706f9755d2d697aa6f45b4f9f0e07516efeda). 
Unfortunately this patch is already included in the last good commit 
(977706f9755d2d697aa6f45b4f9f0e07516efeda). I will try the next patch.

-- Christian