Merge branch 'akpm' (Andrew's patch-bomb)

Merge patches from Andrew Morton:
 "A few misc things and very nearly all of the MM tree.  A tremendous
  amount of stuff (again), including a significant rbtree library
  rework."

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (160 commits)
  sparc64: Support transparent huge pages.
  mm: thp: Use more portable PMD clearing sequenece in zap_huge_pmd().
  mm: Add and use update_mmu_cache_pmd() in transparent huge page code.
  sparc64: Document PGD and PMD layout.
  sparc64: Eliminate PTE table memory wastage.
  sparc64: Halve the size of PTE tables
  sparc64: Only support 4MB huge pages and 8KB base pages.
  memory-hotplug: suppress "Trying to free nonexistent resource <XXXXXXXXXXXXXXXX-YYYYYYYYYYYYYYYY>" warning
  mm: memcg: clean up mm_match_cgroup() signature
  mm: document PageHuge somewhat
  mm: use %pK for /proc/vmallocinfo
  mm, thp: fix mlock statistics
  mm, thp: fix mapped pages avoiding unevictable list on mlock
  memory-hotplug: update memory block's state and notify userspace
  memory-hotplug: preparation to notify memory block's state at memory hot remove
  mm: avoid section mismatch warning for memblock_type_name
  make GFP_NOTRACK definition unconditional
  cma: decrease cc.nr_migratepages after reclaiming pagelist
  CMA: migrate mlocked pages
  kpageflags: fix wrong KPF_THP on non-huge compound pages
  ...

1 files changed, 0 insertions, 3 deletions

diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index 6d255e535d03..6b97e2466fad 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -142,7 +142,6 @@ static int msg_insert(struct msg_msg *msg, struct mqueue_inode_info *info)
                 leaf = kmalloc(sizeof(*leaf), GFP_ATOMIC);
                 if (!leaf)
                         return -ENOMEM;
-                rb_init_node(&leaf->rb_node);
                 INIT_LIST_HEAD(&leaf->msg_list);
                 info->qsize += sizeof(*leaf);
         }
@@ -1013,7 +1012,6 @@ SYSCALL_DEFINE5(mq_timedsend, mqd_t, mqdes, const char __user *, u_msg_ptr,
 
         if (!info->node_cache && new_leaf) {
                 /* Save our speculative allocation into the cache */
-                rb_init_node(&new_leaf->rb_node);
                 INIT_LIST_HEAD(&new_leaf->msg_list);
                 info->node_cache = new_leaf;
                 info->qsize += sizeof(*new_leaf);
@@ -1121,7 +1119,6 @@ SYSCALL_DEFINE5(mq_timedreceive, mqd_t, mqdes, char __user *, u_msg_ptr,
 
         if (!info->node_cache && new_leaf) {
                 /* Save our speculative allocation into the cache */
-                rb_init_node(&new_leaf->rb_node);
                 INIT_LIST_HEAD(&new_leaf->msg_list);
                 info->node_cache = new_leaf;
                 info->qsize += sizeof(*new_leaf);