Messages in this thread | | | Date | Fri, 28 Sep 2012 14:04:25 +0000 | From | Christoph Lameter <> | Subject | Re: [PATCH] slab: Ignore internal flags in cache creation |
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On Thu, 27 Sep 2012, David Rientjes wrote:
> > This means touching another field from critical paths of the allocators. > > It would increase the cache footprint and therefore reduce performance. > > > > To clarify your statement, you're referring to the mm/slab.c allocation of > new slab pages and when debugging is enabled as "critical paths", correct? > We would disagree on that point.
This is not debugging specific. Flags are also consulted to do RCU processing and other things.
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