Merge master.kernel.org:/pub/scm/linux/kernel/git/bart/ide-2.6

[powerpc.git] / mm / slab.c

diff --git a/mm/slab.c b/mm/slab.c
index 1234443..a9c4472 100644 (file)
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -568,21 +568,6 @@ static void **dbg_userword(struct kmem_cache *cachep, void *objp)
 
 #endif
 
-/*
- * Maximum size of an obj (in 2^order pages) and absolute limit for the gfp
- * order.
- */
-#if defined(CONFIG_LARGE_ALLOCS)
-#define        MAX_OBJ_ORDER   13      /* up to 32Mb */
-#define        MAX_GFP_ORDER   13      /* up to 32Mb */
-#elif defined(CONFIG_MMU)
-#define        MAX_OBJ_ORDER   5       /* 32 pages */
-#define        MAX_GFP_ORDER   5       /* 32 pages */
-#else
-#define        MAX_OBJ_ORDER   8       /* up to 1Mb */
-#define        MAX_GFP_ORDER   8       /* up to 1Mb */
-#endif
-
 /*
  * Do not go above this order unless 0 objects fit into the slab.
  */
@@ -2001,7 +1986,7 @@ static size_t calculate_slab_order(struct kmem_cache *cachep,
        size_t left_over = 0;
        int gfporder;
 
-       for (gfporder = 0; gfporder <= MAX_GFP_ORDER; gfporder++) {
+       for (gfporder = 0; gfporder <= KMALLOC_MAX_ORDER; gfporder++) {
                unsigned int num;
                size_t remainder;
 
@@ -2051,7 +2036,7 @@ static size_t calculate_slab_order(struct kmem_cache *cachep,
        return left_over;
 }
 
-static int setup_cpu_cache(struct kmem_cache *cachep)
+static int __init_refok setup_cpu_cache(struct kmem_cache *cachep)
 {
        if (g_cpucache_up == FULL)
                return enable_cpucache(cachep);
@@ -2147,7 +2132,7 @@ kmem_cache_create (const char *name, size_t size, size_t align,
         * Sanity checks... these are all serious usage bugs.
         */
        if (!name || in_interrupt() || (size < BYTES_PER_WORD) ||
-           (size > (1 << MAX_OBJ_ORDER) * PAGE_SIZE) || dtor) {
+           size > KMALLOC_MAX_SIZE || dtor) {
                printk(KERN_ERR "%s: Early error in slab %s\n", __FUNCTION__,
                                name);
                BUG();
@@ -2609,7 +2594,7 @@ static inline kmem_bufctl_t *slab_bufctl(struct slab *slabp)
 }
 
 static void cache_init_objs(struct kmem_cache *cachep,
-                           struct slab *slabp, unsigned long ctor_flags)
+                           struct slab *slabp)
 {
        int i;
 
@@ -2633,7 +2618,7 @@ static void cache_init_objs(struct kmem_cache *cachep,
                 */
                if (cachep->ctor && !(cachep->flags & SLAB_POISON))
                        cachep->ctor(objp + obj_offset(cachep), cachep,
-                                    ctor_flags);
+                                    0);
 
                if (cachep->flags & SLAB_RED_ZONE) {
                        if (*dbg_redzone2(cachep, objp) != RED_INACTIVE)
@@ -2649,7 +2634,7 @@ static void cache_init_objs(struct kmem_cache *cachep,
                                         cachep->buffer_size / PAGE_SIZE, 0);
 #else
                if (cachep->ctor)
-                       cachep->ctor(objp, cachep, ctor_flags);
+                       cachep->ctor(objp, cachep, 0);
 #endif
                slab_bufctl(slabp)[i] = i + 1;
        }
@@ -2738,7 +2723,6 @@ static int cache_grow(struct kmem_cache *cachep,
        struct slab *slabp;
        size_t offset;
        gfp_t local_flags;
-       unsigned long ctor_flags;
        struct kmem_list3 *l3;
 
        /*
@@ -2747,7 +2731,6 @@ static int cache_grow(struct kmem_cache *cachep,
         */
        BUG_ON(flags & ~(GFP_DMA | GFP_LEVEL_MASK));
 
-       ctor_flags = SLAB_CTOR_CONSTRUCTOR;
        local_flags = (flags & GFP_LEVEL_MASK);
        /* Take the l3 list lock to change the colour_next on this node */
        check_irq_off();
@@ -2792,7 +2775,7 @@ static int cache_grow(struct kmem_cache *cachep,
        slabp->nodeid = nodeid;
        slab_map_pages(cachep, slabp, objp);
 
-       cache_init_objs(cachep, slabp, ctor_flags);
+       cache_init_objs(cachep, slabp);
 
        if (local_flags & __GFP_WAIT)
                local_irq_disable();
@@ -3076,7 +3059,7 @@ static void *cache_alloc_debugcheck_after(struct kmem_cache *cachep,
 #endif
        objp += obj_offset(cachep);
        if (cachep->ctor && cachep->flags & SLAB_POISON)
-               cachep->ctor(objp, cachep, SLAB_CTOR_CONSTRUCTOR);
+               cachep->ctor(objp, cachep, 0);
 #if ARCH_SLAB_MINALIGN
        if ((u32)objp & (ARCH_SLAB_MINALIGN-1)) {
                printk(KERN_ERR "0x%p: not aligned to ARCH_SLAB_MINALIGN=%d\n",
@@ -3555,7 +3538,7 @@ static inline void __cache_free(struct kmem_cache *cachep, void *objp)
        check_irq_off();
        objp = cache_free_debugcheck(cachep, objp, __builtin_return_address(0));
 
-       if (use_alien_caches && cache_free_alien(cachep, objp))
+       if (cache_free_alien(cachep, objp))
                return;
 
        if (likely(ac->avail < ac->limit)) {