Messages in this thread | | | Date | Tue, 1 Aug 2023 20:05:16 +0100 | From | Mark Brown <> | Subject | Re: [PATCH v3 11/36] arm64/mm: Map pages for guarded control stack |
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On Tue, Aug 01, 2023 at 08:02:31PM +0300, Mike Rapoport wrote: > On Mon, Jul 31, 2023 at 02:43:20PM +0100, Mark Brown wrote:
> > { > > - pteval_t prot = pgprot_val(protection_map[vm_flags & > > + pteval_t prot; > > + > > + /* > > + * If this is a GCS then only interpret VM_WRITE. > > + * > > + * TODO: Just make protection_map[] bigger? Nothing seems > > + * ideal here. > > + */
> I think extending protection_map and updating adjust_protection_map() is > cleaner and probably faster.
That was my initial thought but then I immediately started second guessing myself about review comments. Hopefully Will or Catalin will weigh in. [unhandled content-type:application/pgp-signature] | |