From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753054Ab1IWXe4 (ORCPT ); Fri, 23 Sep 2011 19:34:56 -0400 Received: from lennier.cc.vt.edu ([198.82.162.213]:56898 "EHLO lennier.cc.vt.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752284Ab1IWXez (ORCPT ); Fri, 23 Sep 2011 19:34:55 -0400 X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.3-dev To: Simon Glass Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [RFC PATCH 0/3] Add accurate boot timing to a Linux system In-Reply-To: Your message of "Fri, 23 Sep 2011 16:03:15 PDT." <1316818998-30711-1-git-send-email-sjg@chromium.org> From: Valdis.Kletnieks@vt.edu References: <1316818998-30711-1-git-send-email-sjg@chromium.org> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1316820861_33036P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Fri, 23 Sep 2011 19:34:21 -0400 Message-ID: <37959.1316820861@turing-police.cc.vt.edu> X-Mirapoint-Received-SPF: 198.82.161.152 auth3.smtp.vt.edu Valdis.Kletnieks@vt.edu 2 pass X-Junkmail-Status: score=10/50, host=dagger.cc.vt.edu X-Junkmail-Signature-Raw: score=unknown, refid=str=0001.0A02020A.4E7D177D.00E9,ss=1,fgs=0, ip=0.0.0.0, so=2010-07-22 22:03:31, dmn=2009-09-10 00:05:08, mode=single engine X-Junkmail-IWF: false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --==_Exmh_1316820861_33036P Content-Type: text/plain; charset=us-ascii On Fri, 23 Sep 2011 16:03:15 PDT, Simon Glass said: > This experimental patch set adds boot timing to a Linux system. The > timing starts with the boot loader and extends through the kernel into > user space to the completion of the boot process. The timing starts when > the system leaves reset, not later when the kernel starts. > The bootstage record aims to provide 20-30 timestamps ranging from reset > to login prompt (or some other definition of completion). Any way to make this play nice with bootchart, which provides much finer detail records once userspace gets started? https://github.com/mmeeks/bootchart --==_Exmh_1316820861_33036P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iD8DBQFOfRd9cC3lWbTT17ARAuVXAKCZoEqDIfb8rtfSZUv9S4EF0CAdjQCgsM4+ I0UgYEMbqDneTnk+TOLLOHU= =rE0F -----END PGP SIGNATURE----- --==_Exmh_1316820861_33036P--