On Fri, 2006-13-10 at 15:22 -0700, Christoph Lameter wrote:
> Here is another fall back fix checking if the slab has already been setup
> for this node. MPOL_INTERLEAVE could redirect the allocation.
>
with this patch applied, a different error in the same area..
freeing bootmem node 0
freeing bootmem node 1
Memory: 530256k/557056k available (5508k kernel code, 30468k reserved,
2224k data, 543k bss, 244k init)
Kernel panic - not syncing: kmem_cache_create(): failed to create slab
`size-32'
> Index: linux-2.6.19-rc1-mm1/mm/slab.c
> ===================================================================
> --- linux-2.6.19-rc1-mm1.orig/mm/slab.c 2006-10-10 21:47:12.949563383 -0500
> +++ linux-2.6.19-rc1-mm1/mm/slab.c 2006-10-13 17:21:31.937863714 -0500
> @@ -3158,12 +3158,15 @@ void *fallback_alloc(struct kmem_cache *
> struct zone **z;
> void *obj = NULL;
>
> - for (z = zonelist->zones; *z && !obj; z++)
> + for (z = zonelist->zones; *z && !obj; z++) {
> + int nid = zone_to_nid(*z);
> +
> if (zone_idx(*z) <= ZONE_NORMAL &&
> - cpuset_zone_allowed(*z, flags))
> + cpuset_zone_allowed(*z, flags) &&
> + cache->nodelists[nid])
> obj = __cache_alloc_node(cache,
> - flags | __GFP_THISNODE,
> - zone_to_nid(*z));
> + flags | __GFP_THISNODE, nid);
> + }
> return obj;
> }
>
>
-
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