linux-kernel - Re: [PATCH] rcu: convert rcupreempt trace to seq file

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Message-ID: <alpine.DEB.1.10.0901130805500.31098@gandalf.stny.rr.com>
Date:	Tue, 13 Jan 2009 08:08:13 -0500 (EST)
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Li Zefan <lizf@...fujitsu.com>
cc:	Frederic Weisbecker <fweisbec@...il.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Ingo Molnar <mingo@...e.hu>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] rcu: convert rcupreempt trace to seq file


On Tue, 13 Jan 2009, Li Zefan wrote:
> Frederic Weisbecker wrote:

> But will trace_stat/ become a mess when there are many stat files in it ?
> 
> Does it make sense to support making subdir in trace_stat/ ?
> 

Perhaps we need to allow for a hierarchy. That is, when registering a 
trace_stat struct, allow it to have a parent. If it does, then make a 
subdirectory from the parent. But then we need a way to distinguish 
between parents (directories) and files.

a trace_stat_mkdir ?

-- Steve

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