linux-kernel - Re: Regression: memory corruption on Atmel SAMA5D31

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Date:   Mon, 20 Jun 2022 09:04:48 +0200
From:   Thorsten Leemhuis <regressions@...mhuis.info>
To:     Peter Rosin <peda@...ntia.se>, Tudor.Ambarus@...rochip.com,
        regressions@...mhuis.info, Nicolas.Ferre@...rochip.com,
        alexandre.belloni@...tlin.com
Cc:     du@...ntia.se, Patrice.Vilchez@...rochip.com,
        Cristian.Birsan@...rochip.com, Ludovic.Desroches@...rochip.com,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        gregkh@...uxfoundation.org, saravanak@...gle.com
Subject: Re: Regression: memory corruption on Atmel SAMA5D31

On 18.05.22 09:51, Peter Rosin wrote:
> 2022-05-18 at 08:21, Tudor.Ambarus@...rochip.com wrote:
>> On 5/17/22 17:50, Peter Rosin wrote:
>>> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>>>
>>> 2022-04-11 at 08:21, Tudor.Ambarus@...rochip.com wrote:
>>>> There are some concurrency bugs in the at-hdmac (DMA) driver, I'm handling them
>>>> and will come with a resolution. Disabling the DMA showed the bug is no more
>>>> reproducible.
>>>
>>> Any news?
>>
>> I'm now allocated on this, so I started looking around what has to be done.
>> I'm thinking of using virt-dma to manage the channels and the request queues.
>> Will get back to you after I'll have something working.
> 
> Sounds good, thanks!

That was about a month ago. Has any progress been made to get this
regression fixed?

Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)

P.S.: As the Linux kernel's regression tracker I deal with a lot of
reports and sometimes miss something important when writing mails like
this. If that's the case here, don't hesitate to tell me in a public
reply, it's in everyone's interest to set the public record straight.

#regzbot poke