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

* 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (24 commits)
  sched: Cleanup duplicate local variable in [enqueue|dequeue]_task_fair
  sched: Replace use of entity_key()
  sched: Separate group-scheduling code more clearly
  sched: Reorder root_domain to remove 64 bit alignment padding
  sched: Do not attempt to destroy uninitialized rt_bandwidth
  sched: Remove unused function cpu_cfs_rq()
  sched: Fix (harmless) typo 'CONFG_FAIR_GROUP_SCHED'
  sched, cgroup: Optimize load_balance_fair()
  sched: Don't update shares twice on on_rq parent
  sched: update correct entity's runtime in check_preempt_wakeup()
  xtensa: Use generic config PREEMPT definition
  h8300: Use generic config PREEMPT definition
  m32r: Use generic PREEMPT config
  sched: Skip autogroup when looking for all rt sched groups
  sched: Simplify mutex_spin_on_owner()
  sched: Remove rcu_read_lock() from wake_affine()
  sched: Generalize sleep inside spinlock detection
  sched: Make sleeping inside spinlock detection working in !CONFIG_PREEMPT
  sched: Isolate preempt counting in its own config option
  sched: Remove pointless in_atomic() definition check
  ...

1 files changed, 6 insertions, 3 deletions

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 9c28fa4202f8..c0cb9c4bc46d 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -648,12 +648,15 @@ config TRACE_IRQFLAGS
           Enables hooks to interrupt enabling and disabling for
           either tracing or lock debugging.
 
-config DEBUG_SPINLOCK_SLEEP
-        bool "Spinlock debugging: sleep-inside-spinlock checking"
+config DEBUG_ATOMIC_SLEEP
+        bool "Sleep inside atomic section checking"
+        select PREEMPT_COUNT
         depends on DEBUG_KERNEL
         help
           If you say Y here, various routines which may sleep will become very
-          noisy if they are called with a spinlock held.
+          noisy if they are called inside atomic sections: when a spinlock is
+          held, inside an rcu read side critical section, inside preempt disabled
+          sections, inside an interrupt, etc...
 
 config DEBUG_LOCKING_API_SELFTESTS
         bool "Locking API boot-time self-tests"