From: Andrew Morton <akpm@linux-foundation.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: linux-kernel@vger.kernel.org, mingo@elte.hu, fweisbec@gmail.com,
srostedt@redhat.com
Subject: Re: [PATCH 1/3] ftrace: add function tracing to single thread
Date: Tue, 25 Nov 2008 15:31:04 -0800 [thread overview]
Message-ID: <20081125153104.ecdceed4.akpm@linux-foundation.org> (raw)
In-Reply-To: <alpine.DEB.1.10.0811251800130.26424@gandalf.stny.rr.com>
On Tue, 25 Nov 2008 18:01:06 -0500 (EST)
Steven Rostedt <rostedt@goodmis.org> wrote:
>
> On Tue, 25 Nov 2008, Andrew Morton wrote:
>
> > On Tue, 25 Nov 2008 17:34:22 -0500
> > Steven Rostedt <rostedt@goodmis.org> wrote:
> >
> > > This patch adds the ability to function trace a single thread.
> > > The file:
> > >
> > > /debugfs/tracing/set_ftrace_pid
> > >
> > > contains the pid to trace.
> >
> > What happens if the same pid exists in two or more pid namespaces?
>
> I think we had this discussion before.
Oh. What did we end up concluding?
> It tests current->pid, would that
> be different among the name spaces?
I think those are non-unique. containers@lists.osdl.org would have
better ideas..
next prev parent reply other threads:[~2008-11-25 23:31 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-25 22:34 [PATCH 0/3] ftrace: new features Steven Rostedt
2008-11-25 22:34 ` [PATCH 1/3] ftrace: add function tracing to single thread Steven Rostedt
2008-11-25 22:42 ` Andrew Morton
2008-11-25 23:01 ` Steven Rostedt
2008-11-25 23:31 ` Andrew Morton [this message]
2008-11-26 0:11 ` Steven Rostedt
2008-11-26 0:53 ` Dave Hansen
2008-11-26 1:01 ` Steven Rostedt
2008-11-26 4:50 ` Eric W. Biederman
2008-11-26 5:01 ` Steven Rostedt
2008-11-26 6:23 ` Eric W. Biederman
2008-11-26 6:32 ` Ingo Molnar
2008-11-26 7:02 ` Eric W. Biederman
2008-11-26 7:18 ` Ingo Molnar
2008-11-26 8:48 ` Eric W. Biederman
2008-11-26 5:20 ` Eric W. Biederman
2008-11-26 16:36 ` Steven Rostedt
2008-11-26 0:02 ` Frédéric Weisbecker
2008-11-26 0:16 ` Steven Rostedt
2008-11-25 22:34 ` [PATCH 2/3] ftrace: use code patching for ftrace return tracer Steven Rostedt
2008-11-26 0:13 ` Frédéric Weisbecker
2008-11-26 0:23 ` Steven Rostedt
2008-11-25 22:34 ` [PATCH 3/3] ftrace: let function tracing and function return run together Steven Rostedt
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