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From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
To: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: Steven Rostedt <rostedt@goodmis.org>,
	"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
	Arnd Bergmann <arnd@arndb.de>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 2/3] tracepoint: add __rcu annotation
Date: Wed, 5 Jan 2011 08:57:31 -0500	[thread overview]
Message-ID: <20110105135731.GA19922@Krystal> (raw)
In-Reply-To: <4D22D4F1.50505@cn.fujitsu.com>

* Lai Jiangshan (laijs@cn.fujitsu.com) wrote:
> Add __rcu annotation to :
> 	(struct tracepoint)->funcs
> 
> signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>

Yep, makes sense!

Thanks,

Acked-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>

> ---
> diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h
> index d3e4f87..e0e400d 100644
> --- a/include/linux/tracepoint.h
> +++ b/include/linux/tracepoint.h
> @@ -32,7 +32,7 @@ struct tracepoint {
>  	int state;			/* State. */
>  	void (*regfunc)(void);
>  	void (*unregfunc)(void);
> -	struct tracepoint_func *funcs;
> +	struct tracepoint_func __rcu *funcs;
>  } __attribute__((aligned(32)));		/*
>  					 * Aligned on 32 bytes because it is
>  					 * globally visible and gcc happily

-- 
Mathieu Desnoyers
Operating System Efficiency R&D Consultant
EfficiOS Inc.
http://www.efficios.com

  reply	other threads:[~2011-01-05 14:03 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-04  8:06 [PATCH 2/3] tracepoint: add __rcu annotation Lai Jiangshan
2011-01-05 13:57 ` Mathieu Desnoyers [this message]
2011-01-09 21:11 ` [tip:perf/urgent] tracepoint: Add " tip-bot for Lai Jiangshan

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