[PATCH] cpuset: minor spacing initializer fixes

Four trivial cpuset fixes: remove extra spaces, remove useless initializers,
mark one __read_mostly.
Signed-off-by: NPaul Jackson <pj@sgi.com>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

kernel/cpuset.c

@@ -154,9 +154,6 @@ static struct cpuset top_cpuset = {
 	.count = ATOMIC_INIT(0),
 	.sibling = LIST_HEAD_INIT(top_cpuset.sibling),
 	.children = LIST_HEAD_INIT(top_cpuset.children),
-	.parent = NULL,
-	.dentry = NULL,
-	.mems_generation = 0,
 };
 
 static struct vfsmount *cpuset_mount;
@@ -2049,7 +2046,7 @@ int cpuset_excl_nodes_overlap(const struct task_struct *p)
  * cpuset file 'memory_pressure_enabled' in the root cpuset.
  */
 
-int cpuset_memory_pressure_enabled;
+int cpuset_memory_pressure_enabled __read_mostly;
 
 /**
  * cpuset_memory_pressure_bump - keep stats of per-cpuset reclaims.