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authorMathieu Desnoyers <mathieu.desnoyers@polymtl.ca>2009-05-05 16:49:59 +0800
committerIngo Molnar <mingo@elte.hu>2009-05-06 12:15:51 +0200
commitde1d7286060430e79a1d50ad6e5fee8fe863c5f6 (patch)
tree0d3ebef66d5d4634bc1d4fee501a8a309e5aa874 /include/trace
parent20c8928abe70e204bd077ab6cfe23002d7788983 (diff)
tracepoint: trace_sched_migrate_task(): remove parameter
The orig_cpu parameter in trace_sched_migrate_task() is not necessary, it can be got by using task_cpu(p) in the probe. [ Impact: micro-optimization ] Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> [ modified from Mathieu's patch. The original patch is at: http://marc.info/?l=linux-kernel&m=123791201716239&w=2 ] Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> Cc: fweisbec@gmail.com Cc: rostedt@goodmis.org Cc: Li Zefan <lizf@cn.fujitsu.com> Cc: zhaolei@cn.fujitsu.com Cc: laijs@cn.fujitsu.com LKML-Reference: <49FFFDB7.1050402@cn.fujitsu.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/events/sched.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index ffa1cab586b..dd4033cf5b0 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -180,9 +180,9 @@ TRACE_EVENT(sched_switch,
*/
TRACE_EVENT(sched_migrate_task,
- TP_PROTO(struct task_struct *p, int orig_cpu, int dest_cpu),
+ TP_PROTO(struct task_struct *p, int dest_cpu),
- TP_ARGS(p, orig_cpu, dest_cpu),
+ TP_ARGS(p, dest_cpu),
TP_STRUCT__entry(
__array( char, comm, TASK_COMM_LEN )
@@ -196,7 +196,7 @@ TRACE_EVENT(sched_migrate_task,
memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
__entry->pid = p->pid;
__entry->prio = p->prio;
- __entry->orig_cpu = orig_cpu;
+ __entry->orig_cpu = task_cpu(p);
__entry->dest_cpu = dest_cpu;
),