lkml.org 
[lkml]   [2018]   [Jan]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v2 4/8] x86/spec_ctrl: Add sysctl knobs to enable/disable SPEC_CTRL feature
From
Date
On 01/08/2018 07:29 AM, Van De Ven, Arjan wrote:
>>> + if ((!c->cpu_index) && (boot_cpu_has(X86_FEATURE_SPEC_CTRL))) {
>>
>> We should test X86_BUG_SPECTRE_V1 here too before default enabling this,
>> no?
>
>
> we shouldn't default enable this.
>

Patch 7 disables ibrs if retpoline is in use.

Tim

\
 
 \ /
  Last update: 2018-01-14 23:17    [W:0.084 / U:0.276 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site