From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756728AbYDWNrS (ORCPT ); Wed, 23 Apr 2008 09:47:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753340AbYDWNrK (ORCPT ); Wed, 23 Apr 2008 09:47:10 -0400 Received: from rtr.ca ([76.10.145.34]:4202 "EHLO mail.rtr.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751771AbYDWNrJ (ORCPT ); Wed, 23 Apr 2008 09:47:09 -0400 Message-ID: <480F3DDC.9010906@rtr.ca> Date: Wed, 23 Apr 2008 09:47:08 -0400 From: Mark Lord Organization: Real-Time Remedies Inc. User-Agent: Thunderbird 2.0.0.12 (X11/20080213) MIME-Version: 1.0 To: Francis Moreau Cc: Seewer Philippe , linux-kernel@vger.kernel.org Subject: Re: Disk geometry from /sys References: <38b2ab8a0804091353h3725ce29s196e27e8b4f1ff56@mail.gmail.com> <480354C9.1050600@bfh.ch> <38b2ab8a0804150040i14840a9fudc3b95ba80d52ac1@mail.gmail.com> <4805AF93.90209@bfh.ch> <38b2ab8a0804170709m58830adagcba46f059ed10809@mail.gmail.com> <4807635E.9060101@bfh.ch> <4808A09B.6090106@rtr.ca> <38b2ab8a0804221316o7cab5641q16814849a1099b9a@mail.gmail.com> <480E6A35.4040108@rtr.ca> <38b2ab8a0804230002x4b626fa6p89fe940e8e0ff374@mail.gmail.com> In-Reply-To: <38b2ab8a0804230002x4b626fa6p89fe940e8e0ff374@mail.gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Francis Moreau wrote: > My last question I promise ;) > > If I'd like to take a look in the kernel code to see where the kernel > translates an offset > provided by sys_read into a LBA or CHS address, where should I go ? .. Two places. drivers/ide/ide-disk.c :: __ide_do_rw_disk() and drivers/ata/libata-core.c :: ata_build_rw_tf(). Cheers