lkml.org 
[lkml]   [2008]   [Jun]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: BUG: using smp_processor_id() in preemptible [00000000] code: pm-suspend/17334
On Wed, 4 Jun 2008, Thomas Gleixner wrote:

> > OK, so it looks like KVM could be wrongly enabling IRQs/preemption on
> > the resume path. The original bug-report is on
> > http://lkml.org/lkml/2008/4/7/130
> sysdev_resume() is supposed to run with interrupts disabled, at least
> it was that way when the timekeeping_resume code was written.

True. However in Zdenek's case, interrupts/preemption gets enabled
somewhere during the resume, which correctly triggers the warning.

Thanks,

--
Jiri Kosina
SUSE Labs


\
 
 \ /
  Last update: 2008-06-04 13:15    [W:1.291 / U:0.020 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site