From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752434Ab1D2O5N (ORCPT ); Fri, 29 Apr 2011 10:57:13 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.123]:39174 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750838Ab1D2O5M (ORCPT ); Fri, 29 Apr 2011 10:57:12 -0400 X-Authority-Analysis: v=1.1 cv=qyUSAyc82z9xLljZQc9ErY9Tl2GSEfqK/XYZS35I9d8= c=1 sm=0 a=z492W0U-jkMA:10 a=5SG0PmZfjMsA:10 a=Q9fys5e9bTEA:10 a=OPBmh+XkhLl+Enan7BmTLg==:17 a=o1BfdMrSRHiYsAPEspkA:9 a=PUjeQqilurYA:10 a=OPBmh+XkhLl+Enan7BmTLg==:117 X-Cloudmark-Score: 0 X-Originating-IP: 67.242.120.143 Subject: Re: [RFC 0/3] x86_64,tracing: multiplexing function tracer From: Steven Rostedt To: Jiri Olsa Cc: fweisbec@gmail.com, linux-kernel@vger.kernel.org In-Reply-To: <1304088194-6214-1-git-send-email-jolsa@redhat.com> References: <1304088194-6214-1-git-send-email-jolsa@redhat.com> Content-Type: text/plain; charset="ISO-8859-15" Date: Fri, 29 Apr 2011 10:57:10 -0400 Message-ID: <1304089030.18763.257.camel@gandalf.stny.rr.com> Mime-Version: 1.0 X-Mailer: Evolution 2.30.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2011-04-29 at 16:43 +0200, Jiri Olsa wrote: > hi, me again ;) > > from last RFC email it turned out it'd be good to have support > for more than 1 currently running function tracers. With > the possibility to specify separate filter for each of them. Jiri, I thought I told you to wait, as I'm basically doing the same thing. Except that I'm gutting the heck out of ftrace.c. I've been working the last several days rewriting this code. > > I thought about one way how to do that and put it to the > code for considering. It seems to work properly, though > I was fighting with set_ftrace_filter for a while.. and > it is still not ideal ;) Soon, set_ftrace_filter will only affect the function tracer and not any other user of function tracing. I'm almost done. I was hoping to release something today, but it will probably have to wait till next week. -- Steve