Re: [PATCH] failslab for SLUB

From: Pekka Enberg
Date: Tue Dec 23 2008 - 09:44:38 EST


Hi Hannes,

On Tue, 2008-12-23 at 15:43 +0100, Johannes Weiner wrote:
> > static inline void *____cache_alloc(struct kmem_cache *cachep,
> gfp_t flags)
> > {
> > void *objp;
> > @@ -3381,7 +3316,7 @@ __cache_alloc_node(struct kmem_cache *cachep, gfp_t flags, int nodeid,
> > unsigned long save_flags;
> > void *ptr;
> >
> > - if (should_failslab(cachep, flags))
> > + if (slab_should_failslab(cachep, flags))
>
> should_failslab()?

No, look at what slab_should_failslab() does. We need to exclude
cache_cache in SLAB but not in SLUB.

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