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From: Koki Sanagi <sanagi.koki@jp.fujitsu.com>
To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: linux-kernel@vger.kernel.org, kaneshige.kenji@jp.fujitsu.com,
	izumi.taku@jp.fujitsu.com, Lai Jiangshan <laijs@cn.fujitsu.com>
Subject: Re: [RFC PATCH v2 1/5] irq: add tracepoint to softirq_raise
Date: Fri, 25 Jun 2010 16:51:05 +0900	[thread overview]
Message-ID: <4C245FE9.2050606@jp.fujitsu.com> (raw)
In-Reply-To: <20100625100718.8034.A69D9226@jp.fujitsu.com>

Thanks Kosaki,

I'll fix a description.

(2010/06/25 10:10), KOSAKI Motohiro wrote:
> (cc to Lai)
> 
>> This patch adds a tracepoint to raising of softirq.
>> This is useful if you want to detect which hard interrupt raise softirq
>> and lets you know a time between raising softirq and performing softirq.
>> Combinating with other tracepoint, it lets us know a process of packets
>> (See patch 0/5).
>>
>>           <idle>-0     [001] 241229.957184: softirq_raise: vec=3 [action=NET_RX]
>>           <idle>-0     [000] 241229.993399: softirq_raise: vec=1 [action=TIMER]
>>           <idle>-0     [000] 241229.993400: softirq_raise: vec=9 [action=RCU]
>>
>> This is a same patch Lai Jiangshan submitted.
>> http://marc.info/?l=linux-kernel&m=126026122728732&w=2
> 
> If so, you shouldn't remove author's info. please fix the description
> as following.
> 
> -------------------------------------------------------------------------
> From: Lai Jiangshan <laijs@cn.fujitsu.com>
> 
> This patch adds a tracepoint to raising of softirq.
> This is useful if you want to detect which hard interrupt raise softirq
> and lets you know a time between raising softirq and performing softirq.
> Combinating with other tracepoint, it lets us know a process of packets
> (See patch 0/5).
> 
>           <idle>-0     [001] 241229.957184: softirq_raise: vec=3 [action=NET_RX]
>           <idle>-0     [000] 241229.993399: softirq_raise: vec=1 [action=TIMER]
>           <idle>-0     [000] 241229.993400: softirq_raise: vec=9 [action=RCU]
> 
> This is a same below.
> http://marc.info/?l=linux-kernel&m=126026122728732&w=2
> 
> Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
> Acked-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
> Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
> Signed-off-by: Koki Sanagi <sanagi.koki@jp.fujitsu.com>
> --------------------------------------------------------------------------------
> 
> 
> 
> 



  parent reply	other threads:[~2010-06-25  7:51 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-24  8:09 [RFC PATCH v2 0/5] netdev: show a process of packets Koki Sanagi
2010-06-24  8:16 ` [RFC PATCH v2 1/5] irq: add tracepoint to softirq_raise Koki Sanagi
2010-06-24 19:15   ` Steven Rostedt
2010-06-25  0:49     ` Koki Sanagi
2010-06-24  8:17 ` [RFC PATCH v2 2/5] napi: convert trace_napi_poll to TRACE_EVENT Koki Sanagi
2010-06-24  8:18 ` [RFC PATCH v2 3/5] netdev: add tracepoints to netdev layer Koki Sanagi
2010-06-24  8:19 ` [RFC PATCH v2 4/5] skb: add tracepoints to freeing skb Koki Sanagi
2010-06-24  8:21 ` [RFC PATCH v2 5/5] perf:add a script shows a process of packet Koki Sanagi
2010-06-25  0:57 ` [RFC PATCH v2 1/5] irq: add tracepoint to softirq_raise Koki Sanagi
2010-06-25  1:10   ` KOSAKI Motohiro
2010-06-25  7:46     ` Frederic Weisbecker
2010-06-25  7:51     ` Koki Sanagi [this message]
2010-06-25  0:58 ` [RFC PATCH v2 2/5] napi: convert trace_napi_poll to TRACE_EVENT Koki Sanagi
2010-06-25  1:11   ` KOSAKI Motohiro
2010-06-25  7:57   ` Frederic Weisbecker
2010-06-25  0:58 ` [RFC PATCH v2 3/5] netdev: add tracepoints to netdev layer Koki Sanagi
2010-06-28 18:09   ` Steven Rostedt
2010-06-29  0:27     ` Koki Sanagi
2010-06-25  0:59 ` [RFC PATCH v2 4/5] skb: add tracepoints to freeing skb Koki Sanagi
2010-06-25  4:55   ` Eric Dumazet
2010-06-25  7:12     ` Koki Sanagi
2010-06-25 20:05       ` Eric Dumazet
2010-06-28  0:25         ` Koki Sanagi
2010-06-28 18:12   ` Steven Rostedt
2010-06-29  0:28     ` Koki Sanagi
2010-06-25  0:59 ` [RFC PATCH v2 5/5] perf:add a script shows a process of packet Koki Sanagi

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