Messages in this thread | | | Date | Tue, 22 Aug 2023 18:55:24 +0100 | From | Mark Brown <> | Subject | Re: [PATCH v5 11/37] mm: Define VM_SHADOW_STACK for arm64 when we support GCS |
| |
On Tue, Aug 22, 2023 at 04:47:26PM +0000, Edgecombe, Rick P wrote: > On Tue, 2023-08-22 at 16:41 +0100, Mark Brown wrote:
> > I can certainly update it to do that, I was just trying to fit in > > with > > how the code was written on the basis that there was probably a good > > reason for it that had been discussed somewhere. I can send an > > incremental patch for this on top of the x86 patches assuming they go > > in > > during the merge window.
> There was something like that on the x86 series way back, but it was > dropped[0]. IIRC risc-v was going to try to do something other than > VM_SHADOW_STACK, so they may conflict some day. But in the meantime, > adding a CONFIG_HAVE_ARCH_SHADOW_STACK here in the arm series makes > sense to me.
OK, I'll do that. [unhandled content-type:application/pgp-signature] | |