Re: [PATCH v9 14/42] mm: Introduce VM_SHADOW_STACK for shadow stack memory

From: Mark Brown
Date: Wed Jun 14 2023 - 19:32:13 EST


On Mon, Jun 12, 2023 at 05:10:40PM -0700, Rick Edgecombe wrote:
> From: Yu-cheng Yu <yu-cheng.yu@xxxxxxxxx>
>
> New hardware extensions implement support for shadow stack memory, such
> as x86 Control-flow Enforcement Technology (CET). Add a new VM flag to
> identify these areas, for example, to be used to properly indicate shadow
> stack PTEs to the hardware.

Reviewed-by: Mark Brown <broonie@xxxxxxxxxx>
Tested-by: Mark Brown <broonie@xxxxxxxxxx>

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