linux-kernel - Re: [PATCH 1/7] tracing: give easy way to clear trace buffer

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Message-ID: <alpine.DEB.2.00.0903191952000.13615@gandalf.stny.rr.com>
Date:	Thu, 19 Mar 2009 19:52:31 -0400 (EDT)
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Frederic Weisbecker <fweisbec@...il.com>
cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Lai Jiangshan <laijs@...fujitsu.com>,
	Steven Rostedt <srostedt@...hat.com>
Subject: Re: [PATCH 1/7] tracing: give easy way to clear trace buffer




On Thu, 19 Mar 2009, Frederic Weisbecker wrote:
> >  
> > +static ssize_t
> > +tracing_write_stub(struct file *filp, const char __user *ubuf,
> > +		   size_t count, loff_t *ppos)
> > +{
> > +	return count;
> > +}
> 
> 
> Is this one necessary?
> I guess debugfs or vfs layers already provide a stub for write. No?

Hmm, I wasn't sure if it supplied one or not. I probably should look ;-)

> 
> Anyway, that's a small detail for this good patch idea.
> 

Thanks,

-- Steve

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