Re: [tip: x86/core] x86/ibt: Implement FineIBT-BHI mitigation

[Miguel Ojeda <miguel.ojeda.sandonis@xxxxxxxxx>]

On Wed, Feb 26, 2025 at 8:53 PM Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
>
> On Wed, Feb 26, 2025 at 12:54:35PM -0000, tip-bot2 for Peter Zijlstra wrote:
>
> > +config CC_HAS_KCFI_ARITY
> > +     def_bool $(cc-option,-fsanitize=kcfi -fsanitize-kcfi-arity)
> > +     depends on CC_IS_CLANG && !RUST
> > +
>
> Miguel, can we work on fixing that !RUST dep?

Thanks for the ping Peter -- we discussed `rustc` in the couple PRs
that added it to LLVM back then, and I think the conclusion was that
it shouldn't be a fundamental problem to add it to `rustc`.