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    SubjectRe: use generic DMA mapping code in powerpc V4
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    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@lst.de> 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 whіch 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


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