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

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 <[email protected]>
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• References:
  • [patch 00/10] SLUB: SMP regression tests on Dual Xeon E5345 (8p) and new performance patches
    • From: Christoph Lameter <[email protected]>
  • [patch 04/10] SLUB: Avoid checking for a valid object before zeroing on the fast path
    • From: Christoph Lameter <[email protected]>

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