Re: [PATCH 1/2] arm64: Reduce add_map() complexity

Fabio Estevam
2024-03-09T12:29:28Z

Hi Marc,

On Sat, Mar 9, 2024 at 6:53 AM Marc Zyngier <maz@kernel.org> wrote:

> It would be good to narrow down which access is generating this. It is
> an asynchronous error, so the code above won't help.
>
> Alternatively, and if you are sure that this is due to this change,
> dumping the page tables and comparing them before and after would
> help.

Yes, I am sure the error is due to this change. It is 100% reproducible.

I am not familiar with this part of the code, so I would appreciate it
if you could
tell me how to dump the page tables so I can compare them before and after.

Thanks,

Fabio Estevam