On 2007.05.30 00:38:08 +0200, Thomas Gleixner wrote:
> On Wed, 2007-05-30 at 00:24 +0200, Michal Piotrowski wrote:
> > Hi Ian,
> >
> > (Thomas "The Wizard of Time" added to CC :))
>
> Added more wizards :)
>
> > On 29/05/07, Ian Kumlien <[email protected]> wrote:
> > > Hi,
> > >
> > > As the daystar sets, i try to play some with my new would be
> > > firewall/server, but since this will be running for quite some time i
> > > have been experimenting with powertop to find out what i can do to limit
> > > it's power usage.
> > >
> > > But, if i run powertop for too long or a few times to many... this
> > > happens:
> > > http://pomac.netswarm.net/pics/kernel_panic.jpg
>
> This was reported before. It's incredibly hard to reproduce.
Hm, tstats_write() only grabs show_mutex, but it calls reset_entries()
which happily messes with the entries table, shouldn't the table_lock
also be held in that case?
Björn
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