Merge branch 'akpm' (patches from Andrew)

Merge misc updates from Andrew Morton:

 - a few hotfixes

 - various misc updates

 - ocfs2 updates

 - most of MM

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (108 commits)
  mm, memory_hotplug: move movable_node to the hotplug proper
  mm, memory_hotplug: drop CONFIG_MOVABLE_NODE
  mm, memory_hotplug: drop artificial restriction on online/offline
  mm: memcontrol: account slab stats per lruvec
  mm: memcontrol: per-lruvec stats infrastructure
  mm: memcontrol: use generic mod_memcg_page_state for kmem pages
  mm: memcontrol: use the node-native slab memory counters
  mm: vmstat: move slab statistics from zone to node counters
  mm/zswap.c: delete an error message for a failed memory allocation in zswap_dstmem_prepare()
  mm/zswap.c: improve a size determination in zswap_frontswap_init()
  mm/zswap.c: delete an error message for a failed memory allocation in zswap_pool_create()
  mm/swapfile.c: sort swap entries before free
  mm/oom_kill: count global and memory cgroup oom kills
  mm: per-cgroup memory reclaim stats
  mm: kmemleak: treat vm_struct as alternative reference to vmalloc'ed objects
  mm: kmemleak: factor object reference updating out of scan_block()
  mm: kmemleak: slightly reduce the size of some structures on 64-bit architectures
  mm, mempolicy: don't check cpuset seqlock where it doesn't matter
  mm, cpuset: always use seqlock when changing task's nodemask
  mm, mempolicy: simplify rebinding mempolicies when updating cpusets
  ...

1 files changed, 6 insertions, 14 deletions

diff --git a/mm/slab.c b/mm/slab.c
index 2a31ee3c5814..04dec48c3ed7 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1425,11 +1425,9 @@ static struct page *kmem_getpages(struct kmem_cache *cachep, gfp_t flags,
 
 	nr_pages = (1 << cachep->gfporder);
 	if (cachep->flags & SLAB_RECLAIM_ACCOUNT)
-		add_zone_page_state(page_zone(page),
-			NR_SLAB_RECLAIMABLE, nr_pages);
+		mod_lruvec_page_state(page, NR_SLAB_RECLAIMABLE, nr_pages);
 	else
-		add_zone_page_state(page_zone(page),
-			NR_SLAB_UNRECLAIMABLE, nr_pages);
+		mod_lruvec_page_state(page, NR_SLAB_UNRECLAIMABLE, nr_pages);
 
 	__SetPageSlab(page);
 	/* Record if ALLOC_NO_WATERMARKS was set when allocating the slab */
@@ -1459,11 +1457,9 @@ static void kmem_freepages(struct kmem_cache *cachep, struct page *page)
 	kmemcheck_free_shadow(page, order);
 
 	if (cachep->flags & SLAB_RECLAIM_ACCOUNT)
-		sub_zone_page_state(page_zone(page),
-				NR_SLAB_RECLAIMABLE, nr_freed);
+		mod_lruvec_page_state(page, NR_SLAB_RECLAIMABLE, -nr_freed);
 	else
-		sub_zone_page_state(page_zone(page),
-				NR_SLAB_UNRECLAIMABLE, nr_freed);
+		mod_lruvec_page_state(page, NR_SLAB_UNRECLAIMABLE, -nr_freed);
 
 	BUG_ON(!PageSlab(page));
 	__ClearPageSlabPfmemalloc(page);
@@ -2040,17 +2036,13 @@ __kmem_cache_create (struct kmem_cache *cachep, unsigned long flags)
 	 * unaligned accesses for some archs when redzoning is used, and makes
 	 * sure any on-slab bufctl's are also correctly aligned.
 	 */
-	if (size & (BYTES_PER_WORD - 1)) {
-		size += (BYTES_PER_WORD - 1);
-		size &= ~(BYTES_PER_WORD - 1);
-	}
+	size = ALIGN(size, BYTES_PER_WORD);
 
 	if (flags & SLAB_RED_ZONE) {
 		ralign = REDZONE_ALIGN;
 		/* If redzoning, ensure that the second redzone is suitably
 		 * aligned, by adjusting the object size accordingly. */
-		size += REDZONE_ALIGN - 1;
-		size &= ~(REDZONE_ALIGN - 1);
+		size = ALIGN(size, REDZONE_ALIGN);
 	}
 
 	/* 3) caller mandated alignment */