Merge branches 'topic/documentation', 'topic/slub/fixes' and 'topic/urgent' into...
authorPekka Enberg <penberg@cs.helsinki.fi>
Wed, 6 May 2009 07:27:43 +0000 (10:27 +0300)
committerPekka Enberg <penberg@cs.helsinki.fi>
Wed, 6 May 2009 07:27:43 +0000 (10:27 +0300)
mm/slob.c
mm/slub.c

index a2d4ab32198d85b9773926c27ba7fdd07adfbfe7..f92e66d558bd3608f5c758d7b7c39748cf936f51 100644 (file)
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -60,6 +60,7 @@
 #include <linux/kernel.h>
 #include <linux/slab.h>
 #include <linux/mm.h>
+#include <linux/swap.h> /* struct reclaim_state */
 #include <linux/cache.h>
 #include <linux/init.h>
 #include <linux/module.h>
@@ -255,6 +256,8 @@ static void *slob_new_pages(gfp_t gfp, int order, int node)
 
 static void slob_free_pages(void *b, int order)
 {
+       if (current->reclaim_state)
+               current->reclaim_state->reclaimed_slab += 1 << order;
        free_pages((unsigned long)b, order);
 }
 
@@ -407,7 +410,7 @@ static void slob_free(void *block, int size)
                spin_unlock_irqrestore(&slob_lock, flags);
                clear_slob_page(sp);
                free_slob_page(sp);
-               free_page((unsigned long)b);
+               slob_free_pages(b, 0);
                return;
        }
 
index 7ab54ecbd3f3a5abe50eba2c0a5dc035bf4d5efc..65ffda5934b09b8220e9a00332945dc19ba88de6 100644 (file)
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -9,6 +9,7 @@
  */
 
 #include <linux/mm.h>
+#include <linux/swap.h> /* struct reclaim_state */
 #include <linux/module.h>
 #include <linux/bit_spinlock.h>
 #include <linux/interrupt.h>
@@ -1170,6 +1171,8 @@ static void __free_slab(struct kmem_cache *s, struct page *page)
 
        __ClearPageSlab(page);
        reset_page_mapcount(page);
+       if (current->reclaim_state)
+               current->reclaim_state->reclaimed_slab += pages;
        __free_pages(page, order);
 }
 
@@ -1909,7 +1912,7 @@ static inline int calculate_order(int size)
         * Doh this slab cannot be placed using slub_max_order.
         */
        order = slab_order(size, 1, MAX_ORDER, 1);
-       if (order <= MAX_ORDER)
+       if (order < MAX_ORDER)
                return order;
        return -ENOSYS;
 }
@@ -2522,6 +2525,7 @@ __setup("slub_min_order=", setup_slub_min_order);
 static int __init setup_slub_max_order(char *str)
 {
        get_option(&str, &slub_max_order);
+       slub_max_order = min(slub_max_order, MAX_ORDER - 1);
 
        return 1;
 }