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

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* 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (49 commits)
  stop_machine: Move local variable closer to the usage site in cpu_stop_cpu_callback()
  sched, wait: Use wrapper functions
  sched: Remove a stale comment
  ondemand: Make the iowait-is-busy time a sysfs tunable
  ondemand: Solve a big performance issue by counting IOWAIT time as busy
  sched: Intoduce get_cpu_iowait_time_us()
  sched: Eliminate the ts->idle_lastupdate field
  sched: Fold updating of the last_update_time_info into update_ts_time_stats()
  sched: Update the idle statistics in get_cpu_idle_time_us()
  sched: Introduce a function to update the idle statistics
  sched: Add a comment to get_cpu_idle_time_us()
  cpu_stop: add dummy implementation for UP
  sched: Remove rq argument to the tracepoints
  rcu: need barrier() in UP synchronize_sched_expedited()
  sched: correctly place paranioa memory barriers in synchronize_sched_expedited()
  sched: kill paranoia check in synchronize_sched_expedited()
  sched: replace migration_thread with cpu_stop
  stop_machine: reimplement using cpu_stop
  cpu_stop: implement stop_cpu[s]()
  sched: Fix select_idle_sibling() logic in select_task_rq_fair()
  ...
This commit is contained in:
Linus Torvalds
2010-05-18 08:27:54 -07:00
parent 4d7b4ac22f 9c6f7e43b4
commit b8ae30ee26
39 changed files with 1253 additions and 1261 deletions
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32
include/trace/events/sched.h
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@@ -51,15 +51,12 @@ TRACE_EVENT(sched_kthread_stop_ret,
/*
* Tracepoint for waiting on task to unschedule:
*
* (NOTE: the 'rq' argument is not used by generic trace events,
* but used by the latency tracer plugin. )
*/
TRACE_EVENT(sched_wait_task,
TP_PROTO(struct rq *rq, struct task_struct *p),
TP_PROTO(struct task_struct *p),
TP_ARGS(rq, p),
TP_ARGS(p),
TP_STRUCT__entry(
__array( char, comm, TASK_COMM_LEN )
@@ -79,15 +76,12 @@ TRACE_EVENT(sched_wait_task,
/*
* Tracepoint for waking up a task:
*
* (NOTE: the 'rq' argument is not used by generic trace events,
* but used by the latency tracer plugin. )
*/
DECLARE_EVENT_CLASS(sched_wakeup_template,
TP_PROTO(struct rq *rq, struct task_struct *p, int success),
TP_PROTO(struct task_struct *p, int success),
TP_ARGS(rq, p, success),
TP_ARGS(p, success),
TP_STRUCT__entry(
__array( char, comm, TASK_COMM_LEN )
@@ -111,31 +105,25 @@ DECLARE_EVENT_CLASS(sched_wakeup_template,
);
DEFINE_EVENT(sched_wakeup_template, sched_wakeup,
TP_PROTO(struct rq *rq, struct task_struct *p, int success),
TP_ARGS(rq, p, success));
TP_PROTO(struct task_struct *p, int success),
TP_ARGS(p, success));
/*
* Tracepoint for waking up a new task:
*
* (NOTE: the 'rq' argument is not used by generic trace events,
* but used by the latency tracer plugin. )
*/
DEFINE_EVENT(sched_wakeup_template, sched_wakeup_new,
TP_PROTO(struct rq *rq, struct task_struct *p, int success),
TP_ARGS(rq, p, success));
TP_PROTO(struct task_struct *p, int success),
TP_ARGS(p, success));
/*
* Tracepoint for task switches, performed by the scheduler:
*
* (NOTE: the 'rq' argument is not used by generic trace events,
* but used by the latency tracer plugin. )
*/
TRACE_EVENT(sched_switch,
TP_PROTO(struct rq *rq, struct task_struct *prev,
TP_PROTO(struct task_struct *prev,
struct task_struct *next),
TP_ARGS(rq, prev, next),
TP_ARGS(prev, next),
TP_STRUCT__entry(
__array( char, prev_comm, TASK_COMM_LEN )