Merge branch 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

* 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  sched: re-tune NUMA topologies
  sched: stop wake_affine from causing serious imbalance
  sched: fix sched_clock_cpu()
  revert ("sched: fair-group: SMP-nice for group scheduling")
  sched: cleanup
  show_schedstat(): fix memleak
  sched: unite unlikely pairs in rt_policy() and schedule_debug()
  revert ("sched: fair: weight calculations")

include/linux/sched.h

@@ -766,7 +766,6 @@ struct sched_domain {
 	struct sched_domain *child;	/* bottom domain must be null terminated */
 	struct sched_group *groups;	/* the balancing groups of the domain */
 	cpumask_t span;			/* span of all CPUs in this domain */
-	int first_cpu;			/* cache of the first cpu in this domain */
 	unsigned long min_interval;	/* Minimum balance interval ms */
 	unsigned long max_interval;	/* Maximum balance interval ms */
 	unsigned int busy_factor;	/* less balancing by factor if busy */

include/linux/topology.h

@@ -166,7 +166,9 @@ void arch_update_cpu_topology(void);
 	.busy_idx		= 3,			\
 	.idle_idx		= 3,			\
 	.flags			= SD_LOAD_BALANCE	\
-				| SD_SERIALIZE,	\
+				| SD_BALANCE_NEWIDLE	\
+				| SD_WAKE_AFFINE	\
+				| SD_SERIALIZE,		\
 	.last_balance		= jiffies,		\
 	.balance_interval	= 64,			\
 }