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    SubjectRe: WARNING: at mm/slub.c:3357, kernel BUG at mm/slub.c:3413
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    On Tue, 2011-11-22 at 15:12 -0800, Christian Kujau wrote:
    > On Wed, 23 Nov 2011 at 08:58, Benjamin Herrenschmidt 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
    > [...]
    > > > > - } while (this_cpu_cmpxchg(s->cpu_slab->partial, oldpage, page) != oldpage);
    > > > > + } while (irqsafe_cpu_cmpxchg(s->cpu_slab->partial, oldpage, page) != oldpage);
    > >
    > > Christian, can you try it see if that helps in your case ?
    >
    > Only this one-liner from Christoph or any of the other patches that were
    > proposed in this thread?
    >
    > Will test...but this might take a while...

    I'd say only this one liner for now, just don't do slabinfo :-) I just
    want to see whether your network + heavy IO load problem goes away with
    that one patch.

    Thanks !

    Cheers,
    Ben.



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