Re: [PATCH 1,2/4 v2] slub: use __cmpxchg_double_slab() at interruptdisabled place

From: Pekka Enberg
Date: Fri May 18 2012 - 05:31:38 EST


On Thu, 17 May 2012, Christoph Lameter wrote:

> On Fri, 18 May 2012, Joonsoo Kim wrote:
>
> > get_freelist() is only called by __slab_alloc() with interrupt disabled,
> > so __cmpxchg_double_slab() is suitable.
> >
> > unfreeze_partials() is only called with interrupt disabled,
> > so __cmpxchg_double_slab() is suitable.
>
> Combine these sentences as well.
>
> Acked-by: Christoph Lameter <cl@xxxxxxxxx>

You should add a comment on top of get_freelist() and unfreeze_partials()
that they now *require* interrupts to be disabled.
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