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-rw-r--r--include/linux/slub_def.h14
1 files changed, 4 insertions, 10 deletions
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index 9f63538928c0..e4f5ed180b9b 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -87,7 +87,7 @@ struct kmem_cache {
unsigned long min_partial;
const char *name; /* Name (only for display!) */
struct list_head list; /* List of slab caches */
-#ifdef CONFIG_SLUB_DEBUG
+#ifdef CONFIG_SYSFS
struct kobject kobj; /* For sysfs */
#endif
@@ -96,11 +96,8 @@ struct kmem_cache {
* Defragmentation by allocating from a remote node.
*/
int remote_node_defrag_ratio;
- struct kmem_cache_node *node[MAX_NUMNODES];
-#else
- /* Avoid an extra cache line for UP */
- struct kmem_cache_node local_node;
#endif
+ struct kmem_cache_node *node[MAX_NUMNODES];
};
/*
@@ -139,19 +136,16 @@ struct kmem_cache {
#ifdef CONFIG_ZONE_DMA
#define SLUB_DMA __GFP_DMA
-/* Reserve extra caches for potential DMA use */
-#define KMALLOC_CACHES (2 * SLUB_PAGE_SHIFT)
#else
/* Disable DMA functionality */
#define SLUB_DMA (__force gfp_t)0
-#define KMALLOC_CACHES SLUB_PAGE_SHIFT
#endif
/*
* We keep the general caches in an array of slab caches that are used for
* 2^x bytes of allocations.
*/
-extern struct kmem_cache kmalloc_caches[KMALLOC_CACHES];
+extern struct kmem_cache *kmalloc_caches[SLUB_PAGE_SHIFT];
/*
* Sorry that the following has to be that ugly but some versions of GCC
@@ -216,7 +210,7 @@ static __always_inline struct kmem_cache *kmalloc_slab(size_t size)
if (index == 0)
return NULL;
- return &kmalloc_caches[index];
+ return kmalloc_caches[index];
}
void *kmem_cache_alloc(struct kmem_cache *, gfp_t);

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