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From: Ingo Molnar <mingo@elte.hu>
To: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
	ltt-dev@lists.casi.polymtl.ca,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Jason Baron <jbaron@redhat.com>,
	Peter Zijlstra <peterz@infradead.org>
Subject: Re: [patch 5/9] LTTng instrumentation scheduler fix task migration
Date: Tue, 24 Mar 2009 18:53:17 +0100	[thread overview]
Message-ID: <20090324175317.GD31117@elte.hu> (raw)
In-Reply-To: <20090324160148.554127249@polymtl.ca>


* Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> wrote:

> The scheduler migration only needs to pass the task struct pointer 
> and the destination CPU. The source CPU can be found by using 
> task_cpu(p) in the probe.

> +++ linux-2.6-lttng/include/trace/sched.h	2009-01-30 10:43:19.000000000 -0500
> @@ -30,8 +30,8 @@ DECLARE_TRACE(sched_switch,
>  		TPARGS(rq, prev, next));
>  
>  DECLARE_TRACE(sched_migrate_task,
> -	TPPROTO(struct task_struct *p, int orig_cpu, int dest_cpu),
> -		TPARGS(p, orig_cpu, dest_cpu));
> +	TPPROTO(struct task_struct *p, int dest_cpu),
> +		TPARGS(p, dest_cpu));

Makes sense. Since this tracepoint has been changed in the tracing 
tree already, mind doing this change in that context?

Thanks,

	Ingo

  reply	other threads:[~2009-03-24 17:54 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-24 15:56 [patch 0/9] LTTng core kernel instrumentation Mathieu Desnoyers
2009-03-24 15:56 ` [patch 1/9] IRQ handle prepare for instrumentation Mathieu Desnoyers
2009-03-24 15:56 ` [patch 2/9] LTTng instrumentation - irq Mathieu Desnoyers
2009-03-24 17:33   ` Jason Baron
2009-03-24 17:50     ` Ingo Molnar
2009-03-24 17:57       ` Jason Baron
2009-03-24 19:12         ` Ingo Molnar
2009-03-24 20:11           ` Mathieu Desnoyers
2009-03-24 20:51             ` Ingo Molnar
2009-03-25  8:47               ` Ingo Molnar
2009-03-25 18:30                 ` Mathieu Desnoyers
2009-03-25  2:00             ` Steven Rostedt
2009-03-26 18:27               ` Mathieu Desnoyers
2009-03-27 22:53                 ` Steven Rostedt
2009-04-02  2:42                   ` Mathieu Desnoyers
2009-03-25  2:09             ` Steven Rostedt
2009-03-26 18:28               ` Mathieu Desnoyers
2009-03-27 19:18           ` Jason Baron
2009-03-24 19:14   ` Ingo Molnar
2009-03-27 22:12   ` Thomas Gleixner
2009-03-24 15:56 ` [patch 3/9] LTTng instrumentation tasklets Mathieu Desnoyers
2009-03-24 17:56   ` Ingo Molnar
2009-03-25 13:52     ` Chetan.Loke
2009-03-25 14:17       ` Peter Zijlstra
2009-03-25 17:37         ` Chetan.Loke
2009-03-25 17:52           ` Steven Rostedt
2009-03-24 15:56 ` [patch 4/9] LTTng instrumentation softirq Mathieu Desnoyers
2009-03-24 18:01   ` Ingo Molnar
2009-03-24 15:56 ` [patch 5/9] LTTng instrumentation scheduler fix task migration Mathieu Desnoyers
2009-03-24 17:53   ` Ingo Molnar [this message]
2009-03-24 15:56 ` [patch 6/9] LTTng instrumentation - timer Mathieu Desnoyers
2009-03-24 18:21   ` Ingo Molnar
2009-03-24 19:14     ` Thomas Gleixner
2009-03-24 20:47       ` Ingo Molnar
2009-03-27 22:05         ` Thomas Gleixner
2009-03-24 15:56 ` [patch 7/9] LTTng instrumentation - kernel Mathieu Desnoyers
2009-03-24 18:33   ` Ingo Molnar
2009-03-25  1:13     ` Rusty Russell
2009-03-25  8:40       ` Ingo Molnar
2009-03-25 13:06     ` Frederic Weisbecker
2009-03-24 15:56 ` [patch 8/9] LTTng instrumentation - filemap Mathieu Desnoyers
2009-03-24 18:39   ` Ingo Molnar
2009-03-24 15:56 ` [patch 9/9] LTTng instrumentation - swap Mathieu Desnoyers
2009-03-24 18:51   ` Ingo Molnar

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