Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932439Ab3INUz0 (ORCPT ); Sat, 14 Sep 2013 16:55:26 -0400 Received: from mail-pd0-f174.google.com ([209.85.192.174]:44360 "EHLO mail-pd0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932356Ab3INUzZ (ORCPT ); Sat, 14 Sep 2013 16:55:25 -0400 Message-ID: <52333646.1020103@gmail.com> Date: Fri, 13 Sep 2013 08:59:02 -0700 From: David Ahern User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:17.0) Gecko/20130801 Thunderbird/17.0.8 MIME-Version: 1.0 To: Frederic Weisbecker CC: Ingo Molnar , LKML , Jiri Olsa , Ingo Molnar , Namhyung Kim , Peter Zijlstra , Arnaldo Carvalho de Melo , Stephane Eranian , Linus Torvalds Subject: Re: [PATCH 0/4] perf tools: New comm infrastructure References: <1379017783-27032-1-git-send-email-fweisbec@gmail.com> <20130912203658.GA3216@gmail.com> <20130913124354.GB4844@somewhere> In-Reply-To: <20130913124354.GB4844@somewhere> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 617 Lines: 14 On 9/13/13 5:43 AM, Frederic Weisbecker wrote: > The only way would be perhaps to be able to limit the deepness > of the callchain branches. I was thinking about such a feature two days ago. Max callchain depth is set to 255 at compile time which can generate huge event sizes. perf needs to allow the user to specify max depth for an event at less than that. David -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/