lkml.org 
[lkml]   [2024]   [Feb]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH 1/4] x86/coco: Add a new CC attribute to unify cache flush during kexec
From


On 29/02/2024 12:02 am, Borislav Petkov wrote:
> On Wed, Feb 28, 2024 at 09:21:00AM +0000, Huang, Kai wrote:
>> Based on this I'll change to do unconditional WBINVD during kexec() for in
>> stop_this_cpu() and relocate_kernel(). Please let me know if you have any
>> comments.
>
> Yes, pls make sure to summarize in the commit message what this thread
> figured out. But basically, we want to try the simple approach and
> WBINVD unconditionally on the CPU stopping path so that caches are clean
> and there's no potential issues...
>

Yes will do. Thanks for the feedback.

\
 
 \ /
  Last update: 2024-05-27 15:27    [W:6.250 / U:0.012 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site