On Thu, Aug 15, 2024 at 03:20:52PM +0000, Edgecombe, Rick P wrote: > On Thu, 2024-08-01 at 13:06 +0100, Mark Brown wrote: > > Use VM_HIGH_ARCH_5 for guarded control stack pages.
> FYI - If you want to have more complete guard gaps, you need to do this for > arm > too: > https://lore.kernel.org/linux-mm/20240326021656.202649-14-rick.p.edgeco...@intel.com/ > Using VM_SHADOW_STACK only gets you part of the way there. Oh, thanks for the heads up - I'd missed that.
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