Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755274AbZC2PuR (ORCPT ); Sun, 29 Mar 2009 11:50:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752157AbZC2PuB (ORCPT ); Sun, 29 Mar 2009 11:50:01 -0400 Received: from casper.infradead.org ([85.118.1.10]:51334 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751994AbZC2PuA (ORCPT ); Sun, 29 Mar 2009 11:50:00 -0400 Date: Sun, 29 Mar 2009 08:51:19 -0700 From: Arjan van de Ven To: Corrado Zoccolo Cc: linux-kernel@vger.kernel.org Subject: Re: How to debug kernel startup time? Message-ID: <20090329085119.0c93fb21@infradead.org> In-Reply-To: <4e5e476b0903290840o453bcccdm5800a636078fde6e@mail.gmail.com> References: <4e5e476b0903290840o453bcccdm5800a636078fde6e@mail.gmail.com> Organization: Intel X-Mailer: Claws Mail 3.7.0 (GTK+ 2.14.7; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 779 Lines: 19 On Sun, 29 Mar 2009 17:40:10 +0200 Corrado Zoccolo wrote: > Hi, > I'm seeing around 2 s "lost" during kernel boot, that are not > accounted for any init call (excerpt of dmesg with initcall_debug > follows, kernel is 2.6.29). > What's the suggested way to investigate such problems? I take it you don't have an initrd ? If so I know what you are hitting; I have a patch to solve it but it's a bit convoluted and not ready for mainline.... let me know if you want to try it, I suspect it'll solve your issue ;) -- 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/