Re: WARNING: at mm/slub.c:3357, kernel BUG at mm/slub.c:3413

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On Tue, 22 Nov 2011 at 08:48, Eric Dumazet wrote:
> > --- linux-2.6.orig/mm/slub.c	2011-11-21 21:15:41.575673204 -0600
> > +++ linux-2.6/mm/slub.c	2011-11-21 21:16:33.442336849 -0600
> > @@ -1969,7 +1969,7 @@
> >  		page->pobjects = pobjects;
> >  		page->next = oldpage;
> > 
> > -	} while (this_cpu_cmpxchg(s->cpu_slab->partial, oldpage, page) != oldpage);
> > +	} while (irqsafe_cpu_cmpxchg(s->cpu_slab->partial, oldpage, page) != oldpage);
> >  	stat(s, CPU_PARTIAL_FREE);
> >  	return pobjects;
> >  }

Is this a patch to try for my PowerPC machine? With CONFIG_SLUB=y?

> For x86, I wonder if our !X86_FEATURE_CX16 support is correct on SMP
> machines.

I'm on UP, don't have any x68/SMP machines to test atm :(

Christian.
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