slub: Deal with config variable dependencies

[linux-2.6-omap-h63xx.git] / mm / slub.c

diff --git a/mm/slub.c b/mm/slub.c
index b72bc98e2dc19814405764de399a0d4276232028..3fcdcf7d77badff2dda3bdf6ade729bc1213a521 100644 (file)
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1470,6 +1470,9 @@ static void *__slab_alloc(struct kmem_cache *s,
        void **object;
        struct page *new;
 
+       /* We handle __GFP_ZERO in the caller */
+       gfpflags &= ~__GFP_ZERO;
+
        if (!c->page)
                goto new_slab;
 
@@ -1883,6 +1886,9 @@ static void init_kmem_cache_cpu(struct kmem_cache *s,
        c->node = 0;
        c->offset = s->offset / sizeof(void *);
        c->objsize = s->objsize;
+#ifdef CONFIG_SLUB_STATS
+       memset(c->stat, 0, NR_SLUB_STAT_ITEMS * sizeof(unsigned));
+#endif
 }
 
 static void init_kmem_cache_node(struct kmem_cache_node *n)
@@ -2406,10 +2412,6 @@ EXPORT_SYMBOL(kmem_cache_destroy);
 struct kmem_cache kmalloc_caches[PAGE_SHIFT + 1] __cacheline_aligned;
 EXPORT_SYMBOL(kmalloc_caches);
 
-#ifdef CONFIG_ZONE_DMA
-static struct kmem_cache *kmalloc_caches_dma[PAGE_SHIFT + 1];
-#endif
-
 static int __init setup_slub_min_order(char *str)
 {
        get_option(&str, &slub_min_order);
@@ -2469,6 +2471,7 @@ panic:
 }
 
 #ifdef CONFIG_ZONE_DMA
+static struct kmem_cache *kmalloc_caches_dma[PAGE_SHIFT + 1];
 
 static void sysfs_add_func(struct work_struct *w)
 {
@@ -2685,21 +2688,6 @@ void kfree(const void *x)
 }
 EXPORT_SYMBOL(kfree);
 
-#if defined(SLUB_DEBUG) || defined(CONFIG_SLABINFO)
-static unsigned long count_partial(struct kmem_cache_node *n)
-{
-       unsigned long flags;
-       unsigned long x = 0;
-       struct page *page;
-
-       spin_lock_irqsave(&n->list_lock, flags);
-       list_for_each_entry(page, &n->partial, lru)
-               x += page->inuse;
-       spin_unlock_irqrestore(&n->list_lock, flags);
-       return x;
-}
-#endif
-
 /*
  * kmem_cache_shrink removes empty slabs from the partial lists and sorts
  * the remaining slabs by the number of items in use. The slabs with the
@@ -3178,6 +3166,21 @@ void *__kmalloc_node_track_caller(size_t size, gfp_t gfpflags,
        return slab_alloc(s, gfpflags, node, caller);
 }
 
+#if (defined(CONFIG_SYSFS) && defined(CONFIG_SLUB_DEBUG)) || defined(CONFIG_SLABINFO)
+static unsigned long count_partial(struct kmem_cache_node *n)
+{
+       unsigned long flags;
+       unsigned long x = 0;
+       struct page *page;
+
+       spin_lock_irqsave(&n->list_lock, flags);
+       list_for_each_entry(page, &n->partial, lru)
+               x += page->inuse;
+       spin_unlock_irqrestore(&n->list_lock, flags);
+       return x;
+}
+#endif
+
 #if defined(CONFIG_SYSFS) && defined(CONFIG_SLUB_DEBUG)
 static int validate_slab(struct kmem_cache *s, struct page *page,
                                                unsigned long *map)