Messages in this thread | | | Date | Tue, 15 Jan 2013 16:30:52 +0000 | From | Christoph Lameter <> | Subject | Re: [PATCH] mm/slab: add a leak decoder callback |
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On Mon, 14 Jan 2013, Liu Bo wrote:
> This adds a leak decoder callback so that kmem_cache_destroy() > can use to generate debugging output for the allocated objects.
Interesting idea.
> @@ -3787,6 +3789,9 @@ static int slab_unmergeable(struct kmem_cache *s) > if (s->ctor) > return 1; > > + if (s->decoder) > + return 1; > + > /* > * We may have set a slab to be unmergeable during bootstrap. > */
The merge processing occurs during kmem_cache_create and you are setting up the decoder field afterwards! Wont work.
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