On Monday 27 February 2006 21:56, Christoph Lameter wrote:
>
> We could make the memory policy only apply if the SLAB_MEM_SPREAD option
> is set:
Which memory policy? The one of the process?
> Index: linux-2.6.16-rc4-mm2/mm/slab.c
> ===================================================================
> --- linux-2.6.16-rc4-mm2.orig/mm/slab.c 2006-02-24 10:33:54.000000000 -0800
> +++ linux-2.6.16-rc4-mm2/mm/slab.c 2006-02-27 12:54:52.000000000 -0800
> @@ -2871,7 +2871,9 @@ static void *alternate_node_alloc(struct
> if (in_interrupt())
> return NULL;
> nid_alloc = nid_here = numa_node_id();
> - if (cpuset_do_slab_mem_spread() && (cachep->flags & SLAB_MEM_SPREAD))
> + if (!cachep->flags & SLAB_MEM_SPREAD)
brackets missing I guess.
> + return NULL;
> + if (cpuset_do_slab_mem_spread())
> nid_alloc = cpuset_mem_spread_node();
> else if (current->mempolicy)
> nid_alloc = slab_node(current->mempolicy);
>
-Andi
-
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