Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761540AbYC0Vv2 (ORCPT ); Thu, 27 Mar 2008 17:51:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758005AbYC0VvU (ORCPT ); Thu, 27 Mar 2008 17:51:20 -0400 Received: from mx1.redhat.com ([66.187.233.31]:55831 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757432AbYC0VvT (ORCPT ); Thu, 27 Mar 2008 17:51:19 -0400 To: Ingo Molnar Cc: Mathieu Desnoyers , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, Linus Torvalds Subject: Re: [patch for 2.6.26 0/7] Architecture Independent Markers References: <20080327132057.449831367@polymtl.ca> <20080327154053.GA5890@elte.hu> From: fche@redhat.com (Frank Ch. Eigler) Date: Thu, 27 Mar 2008 17:49:35 -0400 In-Reply-To: <20080327154053.GA5890@elte.hu> (Ingo Molnar's message of "Thu, 27 Mar 2008 16:40:53 +0100") Message-ID: User-Agent: Gnus/5.1008 (Gnus v5.10.8) Emacs/21.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 683 Lines: 19 Ingo Molnar writes: >> After a few RFC rounds, I propose these markers for 2.6.26. They >> include work done after comments from the memory management community. >> Most of them have been used by the LTTng project for about 2 years. > > [...] > so we optimistically used markers in ftrace (see sched-devel.git) for > the scheduler, and i was shocked about marker impact: Do you have any *time* measurements? - FChE -- 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/