netdev - RE: [PATCH 1/2] tcp: refactor tcp_retransmit

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Message-ID: <65795E11DBF1E645A09CEC7EAEE94B9CB5AFAEB9@USINDEVS02.corp.hds.com>
Date:	Tue, 20 Dec 2011 11:55:37 -0500
From:	Satoru Moriya <satoru.moriya@....com>
To:	David Laight <David.Laight@...LAB.COM>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
CC:	"nhorman@...driver.com" <nhorman@...driver.com>,
	"davem@...emloft.net" <davem@...emloft.net>,
	"tgraf@...radead.org" <tgraf@...radead.org>,
	Seiji Aguchi <seiji.aguchi@....com>,
	"dle-develop@...ts.sourceforge.net" 
	<dle-develop@...ts.sourceforge.net>
Subject: RE: [PATCH 1/2] tcp: refactor tcp_retransmit_skb() for a single
 return point

On 12/19/2011 07:10 AM, David Laight wrote:
>  
>> This is just a cleanup patch for making easy to hook return value 
>> with a tracepoint.
> 
> Another way to temporarily add such a trace, is to temporarily
> add a wrapper function.

I'm afraid that I don't know how to add a wrapper function temporarily.
Could you please tell me how to do that? Jprobe?

Regards,
Satoru
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