linux-kernel - Re: use generic DMA mapping code in powerpc V4

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Message-ID: <820bfeb1-30c0-3d5a-54a2-c4f9a8c15b0e@xenosoft.de>
Date:   Tue, 12 Feb 2019 13:42:56 +0100
From:   Christian Zigotzky <chzigotzky@...osoft.de>
To:     Christoph Hellwig <hch@....de>
Cc:     linux-arch@...r.kernel.org,
        Darren Stevens <darren@...vens-zone.net>,
        linux-kernel@...r.kernel.org, Julian Margetson <runaway@...dw.ms>,
        linux-mm@...ck.org, iommu@...ts.linux-foundation.org,
        Paul Mackerras <paulus@...ba.org>,
        Olof Johansson <olof@...om.net>, linuxppc-dev@...ts.ozlabs.org
Subject: Re: use generic DMA mapping code in powerpc V4

On 11 February 2019 at 08:38AM, Christoph Hellwig wrote:
> On Sun, Feb 10, 2019 at 01:00:20PM +0100, Christian Zigotzky wrote:
>> I tested the whole series today. The kernels boot and the P.A. Semi
>> Ethernet works! :-) Thanks a lot!
>>
>> I also tested it in a virtual e5500 QEMU machine today. Unfortunately the
>> kernel crashes.
> This looks like a patch I fixed in mainline a while ago, but which
> the powerpc tree didn't have yet.
>
> I've cherry picked this commit
> ("swiotlb: clear io_tlb_start and io_tlb_end in swiotlb_exit")
>
> and added it to the powerpc-dma.6 tree, please retry with that one.
>
Hello Christoph,

Have you added it to the powerpc-dma.6 tree yet? The last commit was 4 
days ago.

Thanks,
Christian