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From: Andrew Morton <akpm@linux-foundation.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@elte.hu>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
	Steven Rostedt <srostedt@redhat.com>
Subject: Re: [PATCH 3/4] tracing: move binary buffers into per cpu directory
Date: Thu, 12 Mar 2009 22:16:34 -0700	[thread overview]
Message-ID: <20090312221634.407c82ad.akpm@linux-foundation.org> (raw)
In-Reply-To: <20090313050521.535041167@goodmis.org>

On Fri, 13 Mar 2009 01:04:49 -0400 Steven Rostedt <rostedt@goodmis.org> wrote:

>  	if (!entry)
>  		pr_warning("Could not create debugfs 'trace' entry\n");
> +
> +	entry = debugfs_create_file("trace_pipe_raw", 0444, d_cpu,
> +				    (void *) cpu, &tracing_buffers_fops);
> +	if (!entry)
> +		pr_warning("Could not create debugfs 'trace_pipe_raw' entry\n");

Maybe we should just do the warning in debugfs_create_file().  It's hard to
think of a scenario where we wouldn't want this failure to be reported.

If there is such a scenario then debugfs_create_file_nowarn() beckons.

  reply	other threads:[~2009-03-13  5:21 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-13  5:04 [PATCH 0/4] [GIT PULL] updates for tip/tracing/ftrace Steven Rostedt
2009-03-13  5:04 ` [PATCH 1/4] tracing: left align location header in stack_trace Steven Rostedt
2009-03-13  5:04 ` [PATCH 2/4] tracing: add comment for use of double __builtin_consant_p Steven Rostedt
2009-03-13  5:04 ` [PATCH 3/4] tracing: move binary buffers into per cpu directory Steven Rostedt
2009-03-13  5:16   ` Andrew Morton [this message]
2009-03-13  5:04 ` [PATCH 4/4] softirq: no need to have SOFTIRQ in softirq name Steven Rostedt
2009-03-13  5:17   ` Andrew Morton
2009-03-13  5:40   ` Jaswinder Singh Rajput
2009-03-13  5:30 ` [PATCH 0/4] [GIT PULL] updates for tip/tracing/ftrace Ingo Molnar

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