Merge branch 'linus' into patchwork

* linus: (1465 commits)
  ARM: tegra30: clocks: Fix pciex clock registration
  lseek(fd, n, SEEK_END) does *not* go to eof - n
  Linux 3.10-rc6
  smp.h: Use local_irq_{save,restore}() in !SMP version of on_each_cpu().
  powerpc: Fix missing/delayed calls to irq_work
  powerpc: Fix emulation of illegal instructions on PowerNV platform
  powerpc: Fix stack overflow crash in resume_kernel when ftracing
  snd_pcm_link(): fix a leak...
  use can_lookup() instead of direct checks of ->i_op->lookup
  move exit_task_namespaces() outside of exit_notify()
  fput: task_work_add() can fail if the caller has passed exit_task_work()
  xfs: don't shutdown log recovery on validation errors
  xfs: ensure btree root split sets blkno correctly
  xfs: fix implicit padding in directory and attr CRC formats
  xfs: don't emit v5 superblock warnings on write
  mei: me: clear interrupts on the resume path
  mei: nfc: fix nfc device freeing
  mei: init: Flush scheduled work before resetting the device
  sctp: fully initialize sctp_outq in sctp_outq_init
  netiucv: Hold rtnl between name allocation and device registration.
  ...

1 files changed, 2 insertions, 0 deletions

diff --git a/kernel/cpu/idle.c b/kernel/cpu/idle.c
index 8b86c0c68edf..d5585f5e038e 100644
--- a/kernel/cpu/idle.c
+++ b/kernel/cpu/idle.c
@@ -40,11 +40,13 @@ __setup("hlt", cpu_idle_nopoll_setup);
 
 static inline int cpu_idle_poll(void)
 {
+	rcu_idle_enter();
 	trace_cpu_idle_rcuidle(0, smp_processor_id());
 	local_irq_enable();
 	while (!need_resched())
 		cpu_relax();
 	trace_cpu_idle_rcuidle(PWR_EVENT_EXIT, smp_processor_id());
+	rcu_idle_exit();
 	return 1;
 }