writeback: balance_dirty_pages() shall write more than dirtied pages

[safe/jmp/linux-2.6] / mm / slab.c

diff --git a/mm/slab.c b/mm/slab.c
index e74a16e..7dfa481 100644 (file)
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1384,7 +1384,7 @@ void __init kmem_cache_init(void)
         * Fragmentation resistance on low memory - only use bigger
         * page orders on machines with more than 32MB of memory.
         */
-       if (num_physpages > (32 << 20) >> PAGE_SHIFT)
+       if (totalram_pages > (32 << 20) >> PAGE_SHIFT)
                slab_break_gfp_order = BREAK_GFP_ORDER_HI;
 
        /* Bootstrap is tricky, because several objects are allocated
@@ -1544,9 +1544,6 @@ void __init kmem_cache_init(void)
        }
 
        g_cpucache_up = EARLY;
-
-       /* Annotate slab for lockdep -- annotate the malloc caches */
-       init_lock_keys();
 }
 
 void __init kmem_cache_init_late(void)
@@ -1563,6 +1560,9 @@ void __init kmem_cache_init_late(void)
        /* Done! */
        g_cpucache_up = FULL;
 
+       /* Annotate slab for lockdep -- annotate the malloc caches */
+       init_lock_keys();
+
        /*
         * Register a cpu startup notifier callback that initializes
         * cpu_cache_get for all new cpus
@@ -2547,7 +2547,7 @@ void kmem_cache_destroy(struct kmem_cache *cachep)
        }
 
        if (unlikely(cachep->flags & SLAB_DESTROY_BY_RCU))
-               synchronize_rcu();
+               rcu_barrier();
 
        __kmem_cache_destroy(cachep);
        mutex_unlock(&cache_chain_mutex);