From: David Smith <dsmith@redhat.com>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Jon Masters <jonathan@jonmasters.org>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [tracing] ring_buffer question
Date: Mon, 18 May 2009 11:52:52 -0500 [thread overview]
Message-ID: <4A119264.9010807@redhat.com> (raw)
In-Reply-To: <alpine.DEB.2.00.0905181222410.21785@gandalf.stny.rr.com>
Steven Rostedt wrote:
> On Mon, 18 May 2009, David Smith wrote:
>
>> Jon Masters wrote:
>>> [thinking out loud] Does the global disable stuff also disable other
>>> non-tracing ring buffers?
>> I believe it does. If I'm correct, I think it would be a good idea to
>> make that an ftrace-disable feature, not a general ring buffer disable
>> feature.
>
> We can do that when we get more users of the ring buffer and we find it
> makes sense.
It appears that oprofile is already using the ring buffer. With Jon's
stuff as a 2nd non-ftrace-user, doesn't it make sense now?
--
David Smith
dsmith@redhat.com
Red Hat
http://www.redhat.com
256.217.0141 (direct)
256.837.0057 (fax)
next prev parent reply other threads:[~2009-05-18 16:53 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-17 21:08 [tracing] ring_buffer question Jon Masters
2009-05-18 0:39 ` Jon Masters
2009-05-18 15:58 ` David Smith
2009-05-18 16:23 ` Steven Rostedt
2009-05-18 16:52 ` David Smith [this message]
2009-05-18 17:03 ` Steven Rostedt
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