Re: [PATCH v4 03/36] arm64/gcs: Document the ABI for Guarded Control Stacks

Mark Brown
2023-08-23T17:19:04Z

[-- Attachment #1.1: Type: text/plain, Size: 619 bytes --]

On Wed, Aug 23, 2023 at 05:45:11PM +0100, Catalin Marinas wrote:

> I don't mind the divergence in this area if the libc folks are ok with
> it. x86 can eventually use the clone3() interface if they want more
> flexibility, they'll just have to continue supporting the old one. I
> think we already diverge around the prctl().

Yes, though that's basically the same thing - the difference is
basically just that x86 uses their custom arch_prctl() thing and we use
a regular prctl(), there's nothing conceptual going on like there is
here. I don't really mind either, it's just something where I'd
anticipate pushback.

[-- Attachment #1.2: signature.asc --]
[-- Type: application/pgp-signature, Size: 488 bytes --]

[-- Attachment #2: Type: text/plain, Size: 161 bytes --]