Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Subject: Re: use generic DMA mapping code in powerpc V4
From:   Christian Zigotzky <chzigotzky@xenosoft.de>
To:     Christoph Hellwig <hch@lst.de>
Cc:     linux-arch@vger.kernel.org,
        Darren Stevens <darren@stevens-zone.net>,
        linux-kernel@vger.kernel.org, Julian Margetson <runaway@candw.ms>,
        linux-mm@kvack.org, iommu@lists.linux-foundation.org,
        Paul Mackerras <paulus@samba.org>,
        Olof Johansson <olof@lixom.net>, linuxppc-dev@lists.ozlabs.org
References: <20190204123852.GA10428@lst.de>
 <b1c0161f-4211-03af-022d-0db7237516e9@xenosoft.de>
 <20190206151505.GA31065@lst.de> <20190206151655.GA31172@lst.de>
 <61EC67B1-12EF-42B6-B69B-B59F9E4FC474@xenosoft.de>
 <7c1f208b-6909-3b0a-f9f9-38ff1ac3d617@xenosoft.de>
 <20190208091818.GA23491@lst.de>
 <4e7137db-e600-0d20-6fb2-6d0f9739aca3@xenosoft.de>
 <20190211073804.GA15841@lst.de>
 <820bfeb1-30c0-3d5a-54a2-c4f9a8c15b0e@xenosoft.de>
 <20190212152543.GA24061@lst.de>
 <47bff9d1-7001-4d92-4ad1-e24215b56555@xenosoft.de>
Message-ID: <f57e6d8f-d43f-e9f8-b092-e43f5019f86f@xenosoft.de>
Date:   Tue, 12 Feb 2019 20:50:20 +0100
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101
 Thunderbird/60.5.0
MIME-Version: 1.0
In-Reply-To: <47bff9d1-7001-4d92-4ad1-e24215b56555@xenosoft.de>
Content-Type: text/plain; charset=utf-8; format=flowed
Content-Transfer-Encoding: 8bit
Content-Language: de-DE
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On 12 February 2019 at 8:31PM, Christian Zigotzky wrote:
> On 12 February 2019 at 4:25PM, Christoph Hellwig wrote:
>> On Tue, Feb 12, 2019 at 01:42:56PM +0100, Christian Zigotzky wrote:
>>> 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.
>> I added it, but forgot to push it out.  It is there now, sorry:
>>
>> http://git.infradead.org/users/hch/misc.git/commitdiff/2cf0745b7420af4a3e871d5a970a45662dfae69c 
>>
>>
> Hi Christoph
>
> Many thanks! Your Git kernel works in a virtual e5500 machine now! :-)
>
> I think we have reached the end of testing! All things are working 
> with your DMA updates.
>
> I am looking forward to testing your DMA changes in the next merge 
> window again. :-)
>
> Cheers
> Christian
>
>
Edit: typo