Re: [PATCH] revert: timers: fix itimer/many thread hang

[Doug Chapman]

On Thu, 2008-11-13 at 17:08 +0100, Ingo Molnar wrote:
> * Doug Chapman <doug.chapman@xxxxxx> wrote:
> 
> > Peter didn't mention here that the itimer/many thread patches cause 
> > a race-condition panic which is easily reproduced (in fact 
> > unavoidable with SLUB debugging on) on hyperthreaded ia64 systems 
> > (but certainly possible on all systems).  Can we get this revert 
> > patch pulled in?  The other attempts to fix this so far have been 
> > unsuccessful.  I have tested with this revert patch and it does 
> > indeed fix that issue.
> 
> Could you please try with the very latest upstream kernel? It should 
> be fixed by Oleg's fix patch via:
> 
> ad474ca: fix for account_group_exec_runtime(), make sure ->signal can't be fre
> 
> which is already upstream.
> 
> 	Ingo

Ingo,

Thanks, somehow I had missed that.  I tested with the latest GIT tree
and the issue is resolved now.

- Doug


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