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SubjectRe: SLUB doesn't work with kdump kernel on Cell
Can you try this patch?

From 74863f472810cb58dc56dde050616581d38f7673 Mon Sep 17 00:00:00 2001
From: Christoph Lameter <christoph@qirst.com>
Date: Tue, 14 Aug 2007 19:09:00 -0700
Subject: [PATCH] SLUB: Do not fail on broken memory configurations

Print a big fat warning and do what is necessary to continue if a node
is marked as up but allocations from the node do not succeed.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
---
mm/slub.c | 11 +++++++++--
1 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/mm/slub.c b/mm/slub.c
index 1488e71..fc82751 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1877,9 +1877,16 @@ static struct kmem_cache_node * __init early_kmem_cache_node_alloc(gfp_t gfpflag

BUG_ON(kmalloc_caches->size < sizeof(struct kmem_cache_node));

- page = new_slab(kmalloc_caches, gfpflags | GFP_THISNODE, node);
-
+ page = new_slab(kmalloc_caches, gfpflags, node);
BUG_ON(!page);
+
+ if (page_to_nid(page) != node) {
+ printk(KERN_ERR "SLUB: Unable to allocate memory from "
+ "node %d\n", node);
+ printk(KERN_ERR "SLUB: Allocating a useless per node structure"
+ " in order to be able to continue\n");
+ }
+
n = page->freelist;
BUG_ON(!n);
page->freelist = get_freepointer(kmalloc_caches, n);
--
1.5.2.4

-
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