arm-smmu 5000000.iommu: Cannot accommodate DMA offset for IOMMU page tables

Florian Fainelli f.fainelli at gmail.com
Thu Oct 15 14:17:37 EDT 2020


On 10/15/20 12:48 AM, Christoph Hellwig wrote:
> On Sun, Oct 11, 2020 at 05:53:37AM +1100, Stephen Rothwell wrote:
>> Hi Naresh,
>>
>> Just adding Christoph and Jim to cc]
> 
> Well, a Cc doesn't help on its own.  Can you send an actual bug
> report including the setup, warnings and error messages, a bisection
> result and the usual suspects?

I don't believe there is a DMA regression for you to look at, this was
solved a long time ago thanks to Robin, here is the beginning of the thread:

https://lore.kernel.org/lkml/CA+G9fYvuq58q+GsWnzni0sKSHbubuQz-UaK3TASX26V_a7yBVw@mail.gmail.com/
-- 
Florian



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