Re: Regression: memory corruption on Atmel SAMA5D31

From: Tudor.Ambarus
Date: Wed May 18 2022 - 02:21:57 EST


On 5/17/22 17:50, Peter Rosin wrote:
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> 2022-04-11 at 08:21, Tudor.Ambarus@xxxxxxxxxxxxx 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.

Cheers,
ta