Re: [stable] Soft lockups since stable kernel upgrade to 2.6.23.8

[Greg KH <gregkh@suse.de>]

On Tue, Nov 20, 2007 at 03:15:38PM -0800, David Miller wrote:
> From: Ingo Molnar <mingo@elte.hu>
> Date: Tue, 20 Nov 2007 22:49:27 +0100
> 
> > 
> > * Greg KH <greg@kroah.com> wrote:
> > 
> > > On Tue, Nov 20, 2007 at 09:39:19PM +0100, Ingo Molnar wrote:
> > > > 
> > > > * Greg KH <greg@kroah.com> wrote:
> > > > 
> > > > > > but we only have cpu_clock() from v2.6.23 onwards - so we should not 
> > > > > > apply the original patch to v2.6.22. (we should not have applied 
> > > > > > your patch that started the mess to begin with - but that's another 
> > > > > > matter.)
> > > > > 
> > > > > Well, I can easily back that one out, if that is easier than adding 2 
> > > > > more patches to try to fix up the mess here.
> > > > > 
> > > > > Let me know if you feel that would be best.
> > > > 
> > > > i'd leave it alone - doing that we have in essence the softlockup 
> > > > detector turned off. Reverting to the older version might trigger false 
> > > > positives that need the new stuff.
> > > 
> > > Ok, I'll see if the current round of patches fix up everyone 
> > > complaints :)
> > 
> > so just to reiterate, to make sure we have the same plans: lets leave 
> > v2.6.22 and earlier kernels alone - and lets strive for the latest 
> > patches and code for v2.6.23 (and v2.6.24, evidently).
> 
> I've validated that those patches make 2.6.23 behave on my
> Niagara box.

Great, thanks for testing and letting us know!

greg k-h