lkml.org 
[lkml]   [2023]   [Oct]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] arch/x86: Set XSS while handling #VC intercept for CPUID

* Jinank Jain <jinankjain@linux.microsoft.com> wrote:

> According to [1], while handling the #VC intercept for CPUID leaf
> 0x0000_000D, we need to supply the value of XSS in the GHCB page. If
> this value is not provided then a spec compliant hypervisor can fail the
> GHCB request and kill the guest.
>
> [1] https://www.amd.com/system/files/TechDocs/56421-guest-hypervisor-communication-block-standardization.pdf

URL doesn't seem to exist, I get redirected to AMD's 404 page.

Thanks,

Ingo

\
 
 \ /
  Last update: 2023-10-03 11:43    [W:0.291 / U:0.068 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site