Re: [PATCH 04/11] cgroup: use kzalloc() and list_del_init()

From: Tejun Heo
Date: Wed Jun 12 2013 - 22:49:13 EST

On Wed, Jun 12, 2013 at 07:43:10PM -0700, Kent Overstreet wrote:
> list_del() does do poisoning - and list debugging is cheaper to enable
> than full slab debugging.

Ah, right, now we have DEBUG_LIST. Completely forgot about that. I
don't think the cost difference matters that much as long as there are
enough people running with slab debugging, but, yeah, with DEBUG_LIST,
leaving list_del() alone would actually be better. I'll drop that


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