---
 mm/slub.c |   20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

Index: linux-2.6/mm/slub.c
===================================================================
--- linux-2.6.orig/mm/slub.c	2007-10-17 15:48:23.000000000 -0700
+++ linux-2.6/mm/slub.c	2007-10-17 15:49:11.000000000 -0700
@@ -841,24 +841,26 @@ static void trace(struct kmem_cache *s, 
 static void add_full(struct kmem_cache *s, struct page *page)
 {
 	struct kmem_cache_node *n = get_node(s, page_to_nid(page));
+	unsigned long flags;
 
-	spin_lock(&n->list_lock);
+	spin_lock_irqsave(&n->list_lock, flags);
 	list_add(&page->lru, &n->full);
-	spin_unlock(&n->list_lock);
+	spin_unlock_irqrestore(&n->list_lock, flags);
 }
 
 static void remove_full(struct kmem_cache *s, struct page *page)
 {
 	struct kmem_cache_node *n;
+	unsigned long flags;
 
 	if (!(s->flags & SLAB_STORE_USER))
 		return;
 
 	n = get_node(s, page_to_nid(page));
 
-	spin_lock(&n->list_lock);
+	spin_lock_irqsave(&n->list_lock, flags);
 	list_del(&page->lru);
-	spin_unlock(&n->list_lock);
+	spin_unlock_irqrestore(&n->list_lock, flags);
 }
 
 static void setup_object_debug(struct kmem_cache *s, struct page *page,
@@ -1239,14 +1241,15 @@ static void add_partial(struct kmem_cach
 				struct page *page, int tail)
 {
 	struct kmem_cache_node *n = get_node(s, page_to_nid(page));
+	unsigned long flags;
 
-	spin_lock(&n->list_lock);
+	spin_lock_irqsave(&n->list_lock, flags);
 	n->nr_partial++;
 	if (tail)
 		list_add_tail(&page->lru, &n->partial);
 	else
 		list_add(&page->lru, &n->partial);
-	spin_unlock(&n->list_lock);
+	spin_unlock_irqrestore(&n->list_lock, flags);
 }
 
 /*