lkml.org 
[lkml]   [2008]   [Oct]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: NMI watchdog setup_lapic_nmi_watchdog() problem
Andi,

On Wed, Oct 8, 2008 at 1:45 AM, Andi Kleen <andi@firstfloor.org> wrote:
>> If you remove the 'cheap hack', disabling/enabling works. That's why
>> I'd like to better
>> understand was is going on with suspend/resume.
>
> The hack was done because there wasn't an available CPU global enable flag
> for the nmi watchdog. So resume would possible reenable it unnecessarily
> If there was one it could just check that.
>
I am not sure what you mean by 'CPU global enable flag'.

Are you talking about a per-cpu variable or a truly global variable?

Isn't that what nmi_active is today?

As for per-cpu, there is wd_enabled.


\
 
 \ /
  Last update: 2008-10-08 02:01    [W:0.055 / U:0.020 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site