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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-21 12:55:43 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-21 12:55:43 -0700 |
| commit | bc4016f48161454a9a8e5eb209b0693c6cde9f62 (patch) | |
| tree | f470f5d711e975b152eec90282f5dd30a1d5dba5 /include/trace | |
| parent | 5d70f79b5ef6ea2de4f72a37b2d96e2601e40a22 (diff) | |
| parent | b7dadc38797584f6203386da1947ed5edf516646 (diff) | |
| download | kernel_samsung_smdk4412-bc4016f48161454a9a8e5eb209b0693c6cde9f62.zip kernel_samsung_smdk4412-bc4016f48161454a9a8e5eb209b0693c6cde9f62.tar.gz kernel_samsung_smdk4412-bc4016f48161454a9a8e5eb209b0693c6cde9f62.tar.bz2 | |
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: (29 commits)
sched: Export account_system_vtime()
sched: Call tick_check_idle before __irq_enter
sched: Remove irq time from available CPU power
sched: Do not account irq time to current task
x86: Add IRQ_TIME_ACCOUNTING
sched: Add IRQ_TIME_ACCOUNTING, finer accounting of irq time
sched: Add a PF flag for ksoftirqd identification
sched: Consolidate account_system_vtime extern declaration
sched: Fix softirq time accounting
sched: Drop group_capacity to 1 only if local group has extra capacity
sched: Force balancing on newidle balance if local group has capacity
sched: Set group_imb only a task can be pulled from the busiest cpu
sched: Do not consider SCHED_IDLE tasks to be cache hot
sched: Drop all load weight manipulation for RT tasks
sched: Create special class for stop/migrate work
sched: Unindent labels
sched: Comment updates: fix default latency and granularity numbers
tracing/sched: Add sched_pi_setprio tracepoint
sched: Give CPU bound RT tasks preference
sched: Try not to migrate higher priority RT tasks
...
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/sched.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h index 9208c92..f633478 100644 --- a/include/trace/events/sched.h +++ b/include/trace/events/sched.h @@ -362,6 +362,35 @@ TRACE_EVENT(sched_stat_runtime, (unsigned long long)__entry->vruntime) ); +/* + * Tracepoint for showing priority inheritance modifying a tasks + * priority. + */ +TRACE_EVENT(sched_pi_setprio, + + TP_PROTO(struct task_struct *tsk, int newprio), + + TP_ARGS(tsk, newprio), + + TP_STRUCT__entry( + __array( char, comm, TASK_COMM_LEN ) + __field( pid_t, pid ) + __field( int, oldprio ) + __field( int, newprio ) + ), + + TP_fast_assign( + memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); + __entry->pid = tsk->pid; + __entry->oldprio = tsk->prio; + __entry->newprio = newprio; + ), + + TP_printk("comm=%s pid=%d oldprio=%d newprio=%d", + __entry->comm, __entry->pid, + __entry->oldprio, __entry->newprio) +); + #endif /* _TRACE_SCHED_H */ /* This part must be outside protection */ |