Merge branch 'for-2.6.40/drivers' of git://git.kernel.dk/linux-2.6-block

[pandora-kernel.git] / include / linux / slub_def.h

diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index 45ca123..c8668d1 100644 (file)
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -37,9 +37,7 @@ enum stat_item {
 
 struct kmem_cache_cpu {
        void **freelist;        /* Pointer to next available object */
-#ifdef CONFIG_CMPXCHG_LOCAL
        unsigned long tid;      /* Globally unique transaction id */
-#endif
        struct page *page;      /* The slab from which we are allocating */
        int node;               /* The node of the page (or -1 for debug) */
 #ifdef CONFIG_SLUB_STATS
@@ -179,7 +177,8 @@ static __always_inline int kmalloc_index(size_t size)
        if (size <=   4 * 1024) return 12;
 /*
  * The following is only needed to support architectures with a larger page
- * size than 4k.
+ * size than 4k. We need to support 2 * PAGE_SIZE here. So for a 64k page
+ * size we would have to go up to 128k.
  */
        if (size <=   8 * 1024) return 13;
        if (size <=  16 * 1024) return 14;
@@ -190,7 +189,8 @@ static __always_inline int kmalloc_index(size_t size)
        if (size <= 512 * 1024) return 19;
        if (size <= 1024 * 1024) return 20;
        if (size <=  2 * 1024 * 1024) return 21;
-       return -1;
+       BUG();
+       return -1; /* Will never be reached */
 
 /*
  * What we really wanted to do and cannot do because of compiler issues is: