Re: [patch 04/10] SLUB: Avoid checking for a valid object beforezeroing on the fast path

From: Pekka J Enberg
Date: Sun Oct 28 2007 - 09:10:40 EST


On Sat, 27 Oct 2007, Christoph Lameter wrote:
> The fast path always results in a valid object. Move the check
> for the NULL pointer to the slow branch that calls
> __slab_alloc. Only __slab_alloc can return NULL if there is no
> memory available anymore and that case is exceedingly rare.

Reviewed-by: Pekka Enberg <penberg@xxxxxxxxxxxxxx>
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