Messages in this thread | | | Date | Wed, 14 Dec 2011 19:14:03 -0800 (PST) | From | David Rientjes <> | Subject | Re: slub: Lockout validation scans during freeing of object |
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On Mon, 12 Dec 2011, Pekka Enberg wrote:
> > Subject: slub: Lockout validation scans during freeing of object > > > > Slab validation can run right now while the slab free paths prepare > > the redzone fields etc around the objects in preparation of the > > actual freeing of the object. This can lead to false positives. > > > > Take the node lock unconditionally during free so that the validation > > can examine objects without them being disturbed by freeing operations. > > > > Signed-off-by: Christoph Lameter <cl@linux.com>
Acked-by: David Rientjes <rientjes@google.com>
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