[PATCH v4 7/7] ARM: implement support for vmap'ed stacks

Jon Hunter jonathanh at nvidia.com
Wed Jan 5 03:33:48 PST 2022


On 05/01/2022 11:12, Ard Biesheuvel wrote:

...

> Thanks for the report.
> 
> It would be helpful if you could provide some more context:
> - does it happen on a LPAE build too?
> - does it only happen on SMP capable systems?

These are all SMP systems.

> - does it reproduce on such systems when using only a single CPU?
> (i.e., pass 'nosmp' on the kernel command line)

I would need to try this.

> - when passing 'no_console_suspend' on the kernel command line, are
> any useful diagnostics produced?
> - is there any way you could tell whether the crash/hang (assuming
> that is what you are observing) occurs on the suspend path or on
> resume?
> - any other observations that could narrow this down?

I can run the above and let you know what I find.

Cheers
Jon

-- 
nvpublic



More information about the linux-arm-kernel mailing list