Re: [patch 02/10] SLUB: Noinline some functions to avoid them being folded into alloc/free

On Sat, Oct 27, 2007 at 08:31:58PM -0700, Christoph Lameter wrote:
> Some function tend to get folded into __slab_free and __slab_alloc
> although they are rarely called. They cause register pressure that
> leads to bad code generation.

Nice - an example of uninlining to directly improve performance!

-- 
Mathematics is the supreme nostalgia of our time.
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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 02/10] SLUB: Noinline some functions to avoid them being folded into alloc/free
    • From: Christoph Lameter <[email protected]>

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