Re: [PATCH v2 10/13] EDAC/altera: Skip the panic notifier if kdump is loaded

Guilherme G. Piccoli
2022-08-17T22:50:59Z

On 17/08/2022 19:19, Borislav Petkov wrote:
> On Wed, Aug 17, 2022 at 07:09:26PM -0300, Guilherme G. Piccoli wrote:
>> Again - a matter of a trade-off, a good compromise must be agreed by all
>> parties (kdump maintainers are usually extremely afraid of taking risks
>> to not break kdump).
>
> Right, and logging hw errors from a panic notifier feels simply weird.
>
> x86 has its own, special notifier exactly for that and it is independent
> from the panic path but it gets run right after the exception raised due
> to the hw error is done.
>
> Dunno if ARM has such facilities tho...
>
> Thx.
>

Yeah, MCE stuff right? Not sure for ARM and other architectures as well.
Cheers,

Guilherme