lkml.org 
[lkml]   [2020]   [Mar]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 1/2] KVM: x86: clear stale x86_emulate_ctxt->intercept value
From
Date
On 03/03/20 17:35, Vitaly Kuznetsov wrote:
>>
>> "f3 a5" is a "rep movsw" instruction, which should not be intercepted
>> at all. Commit c44b4c6ab80e ("KVM: emulate: clean up initializations in
>> init_decode_cache") reduced the number of fields cleared by
>> init_decode_cache() claiming that they are being cleared elsewhere,
>> 'intercept', however, is left uncleared if the instruction does not have
>> any of the "slow path" flags (NotImpl, Stack, Op3264, Sse, Mmx, CheckPerm,
>> NearBranch, No16 and of course Intercept itself).
> Much better, thanks) Please let me know if you want me to resubmit.

No need, thanks.

Paolo

\
 
 \ /
  Last update: 2020-03-03 17:38    [W:0.052 / U:0.332 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site