linux-kernel - Re: [PATCH v3 1/1] ftrace, workqueuetrace: Make workqueuetracepoints use TRACE

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Message-Id: <20090420104734.4B51.A69D9226@jp.fujitsu.com>
Date:	Mon, 20 Apr 2009 10:49:09 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	"Zhaolei" <zhaolei@...fujitsu.com>
Cc:	kosaki.motohiro@...fujitsu.com, "Ingo Molnar" <mingo@...e.hu>,
	"Frederic Weisbecker" <fweisbec@...il.com>,
	"Steven Rostedt" <rostedt@...dmis.org>,
	"Tom Zanussi" <tzanussi@...il.com>, <linux-kernel@...r.kernel.org>,
	"Oleg Nesterov" <oleg@...hat.com>,
	"Andrew Morton" <akpm@...ux-foundation.org>
Subject: Re: [PATCH v3 1/1] ftrace, workqueuetrace: Make workqueuetracepoints use TRACE_EVENT macro

> * From: "KOSAKI Motohiro" <kosaki.motohiro@...fujitsu.com>
> >> Thanks for your suggest.
> >> I read distinction between workqueue and worklet.
> >> In my schedule, this patch is first step of our target, my image of steps is:
> >>   1: Move current workqueuetracepoints into TRACEEVENT (this patch)
> >>   2: Make workqueuetrace support per-worklet output (doing)
> >>   3: Add time information to workqueuetrace's worklet stat (need above new TRACEPOINT)
> >> 
> >> So, i prepared to add new worklet tracepoints in step3.
> >> What's your opinion?
> > 
> 
> Hello, Kosaki-san
> 
> > Zhao-san, Maintainer's easy reviewability is very important.
> I agree it.
> 
> > Can you switch 2 and 3 ?
> Sorry for my poor English.
> I means 2 is to add worklet stat, 3 is to add more information to worklet stat,
> 3 is based on 2, switch 2 and 3 means merge 2 and 3.

OK.

thus, I recoomend to pending 2 and 3. and change 1 as Ingo suggested.
if not, reviewer might forgot this thread.



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