Re: [PATCH v10 12/40] mm: Define VM_SHADOW_STACK for arm64 when we support GCS

Edgecombe, Rick P
2024-08-16T13:59:17Z

On Thu, 2024-08-15 at 19:19 +0100, Mark Brown wrote:
> > The series is already upstream. You just need to add an arm version of that
> > linked patch. But up to you.
>
> Your series modified the existing x86 custom arch_get_unmapped_area*()
> functions, arm64 uses the generic implementation of those so I'd have to
> either add custom implementations (which I can't imagine would be met
> with great enthusiasm) or update the generic ones.  A generic
> implementation seems reasonable and it looks like RISC-V would also end
> up using it so while it's a bit invasive it does seem more sensible to
> do the change there.

Ah, I misunderstood. Makes sense.