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

Pull scheduler updates from Thomas Gleixner:

 - Cleanup and improvement of NUMA balancing

 - Refactoring and improvements to the PELT (Per Entity Load Tracking)
   code

 - Watchdog simplification and related cleanups

 - The usual pile of small incremental fixes and improvements

* 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (41 commits)
  watchdog: Reduce message verbosity
  stop_machine: Reflow cpu_stop_queue_two_works()
  sched/numa: Move task_numa_placement() closer to numa_migrate_preferred()
  sched/numa: Use group_weights to identify if migration degrades locality
  sched/numa: Update the scan period without holding the numa_group lock
  sched/numa: Remove numa_has_capacity()
  sched/numa: Modify migrate_swap() to accept additional parameters
  sched/numa: Remove unused task_capacity from 'struct numa_stats'
  sched/numa: Skip nodes that are at 'hoplimit'
  sched/debug: Reverse the order of printing faults
  sched/numa: Use task faults only if numa_group is not yet set up
  sched/numa: Set preferred_node based on best_cpu
  sched/numa: Simplify load_too_imbalanced()
  sched/numa: Evaluate move once per node
  sched/numa: Remove redundant field
  sched/debug: Show the sum wait time of a task group
  sched/fair: Remove #ifdefs from scale_rt_capacity()
  sched/core: Remove get_cpu() from sched_fork()
  sched/cpufreq: Clarify sugov_get_util()
  sched/sysctl: Remove unused sched_time_avg_ms sysctl
  ...

2 files changed, 3 insertions, 3 deletions

diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index 5b2300b818af..a37bda38d205 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -154,7 +154,7 @@ void kvm_async_pf_task_wait(u32 token, int interrupt_kernel)
 
 	for (;;) {
 		if (!n.halted)
-			prepare_to_swait(&n.wq, &wait, TASK_UNINTERRUPTIBLE);
+			prepare_to_swait_exclusive(&n.wq, &wait, TASK_UNINTERRUPTIBLE);
 		if (hlist_unhashed(&n.link))
 			break;
 
@@ -188,7 +188,7 @@ static void apf_task_wake_one(struct kvm_task_sleep_node *n)
 	if (n->halted)
 		smp_send_reschedule(n->cpu);
 	else if (swq_has_sleeper(&n->wq))
-		swake_up(&n->wq);
+		swake_up_one(&n->wq);
 }
 
 static void apf_task_wake_all(void)
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index b5cd8465d44f..d536d457517b 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -1379,7 +1379,7 @@ static void apic_timer_expired(struct kvm_lapic *apic)
 	 * using swait_active() is safe.
 	 */
 	if (swait_active(q))
-		swake_up(q);
+		swake_up_one(q);
 
 	if (apic_lvtt_tscdeadline(apic))
 		ktimer->expired_tscdeadline = ktimer->tscdeadline;