linux-kernel - Re: [PATCH 1/5] ftrace: add function tracing to single thread

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <alpine.DEB.1.10.0811261155200.26743@gandalf.stny.rr.com>
Date:	Wed, 26 Nov 2008 11:55:37 -0500 (EST)
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Ingo Molnar <mingo@...e.hu>
cc:	"Eric W. Biederman" <ebiederm@...ssion.com>,
	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	containers@...ts.osdl.org,
	Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>,
	"Serge E. Hallyn" <serue@...ibm.com>,
	Steven Rostedt <srostedt@...hat.com>
Subject: Re: [PATCH 1/5] ftrace: add function tracing to single thread


On Wed, 26 Nov 2008, Ingo Molnar wrote:

> 
> * Eric W. Biederman <ebiederm@...ssion.com> wrote:
> 
> > > +/* ftrace_pid_trace >= 0 will only trace threads with this pid */
> > > +static int ftrace_pid_trace = -1;
> > 
> > Why not?
> > static struct pid *ftrace_pid_trace = NULL;
> 
> ok, looks reasonably simple at first sight.
> 
> Steve, mind sending the conversion of this facility to struct pid as a 
> delta patch? (that would have education purposes as well, for similar 
> situations)

If I can trace specific kernel threads too, then I have no problem with 
it.

-- Steve

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/