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Re: S3 resume issue in xstate_init
- To: Marek Marczykowski-Górecki <marmarek@xxxxxxxxxxxxxxxxxxxxxx>
- From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- Date: Tue, 17 Aug 2021 14:57:51 +0100
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- Cc: Jan Beulich <jbeulich@xxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Tue, 17 Aug 2021 13:59:08 +0000
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On 17/08/2021 14:48, Marek Marczykowski-Górecki wrote:
> I've added similar cache init for XSS - and this one should be safe-ish
> - get_msr_xss() is not used anywhere.
XSS, and compressed xsave state handing in general, is in a dire state.
What exists in the tree currently is a lot of dead code.
I started working to fix it, as it is a hard prerequisite to supporting
CET for guests, but as usual has been pre-empted by more important things.
~Andrew
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