lkml.org 
[lkml]   [2018]   [Jan]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRE: [PATCH v2 4/4] x86: vmx: Allow direct access to MSR_IA32_ARCH_CAPABILITIES
Date
> On 29/01/2018 01:58, KarimAllah Ahmed wrote:
> > Add direct access to MSR_IA32_SPEC_CTRL for guests. Future intel processors
> > will use this MSR to indicate RDCL_NO (bit 0) and IBRS_ALL (bit 1).
>
> This has to be customizable per-VM (similar to the patches Amazon posted
> a while ago for UCODE_REV for example). It's not urgent anyway given
> that no processor has it yet.


Apollo lake has it once you update the microcode.

\
 
 \ /
  Last update: 2018-01-29 15:18    [W:0.083 / U:2.316 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site