Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932374AbWA3QhR (ORCPT ); Mon, 30 Jan 2006 11:37:17 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932373AbWA3QhR (ORCPT ); Mon, 30 Jan 2006 11:37:17 -0500 Received: from mailhub.fokus.fraunhofer.de ([193.174.154.14]:16270 "EHLO mailhub.fokus.fraunhofer.de") by vger.kernel.org with ESMTP id S932374AbWA3QhO (ORCPT ); Mon, 30 Jan 2006 11:37:14 -0500 From: Joerg Schilling Date: Mon, 30 Jan 2006 17:35:41 +0100 To: schilling@fokus.fraunhofer.de, acahalan@gmail.com Cc: mrmacman_g4@mac.com, matthias.andree@gmx.de, linux-kernel@vger.kernel.org, jengelh@linux01.gwdg.de, bzolnier@gmail.com Subject: Re: CD writing in future Linux try #2 [ was: Re: CD writing in future Linux (stirring up a hornets' nest) ] Message-ID: <43DE405D.nail2AM2BPF20@burner> References: <58cb370e0601270837h61ac2b03uee84c0fa9a92bc28@mail.gmail.com> <43DCA097.nailGPD11GI11@burner> <20060129112613.GA29356@merlin.emma.line.org> <43DD2A8A.nailGVQ115GOP@burner> <787b0d920601291328k52191977h3778a7c833d640f2@mail.gmail.com> <43DE3A99.nail16ZK1MAWN@burner> <787b0d920601300831j99fae82n5d4a5d94f99baafd@mail.gmail.com> In-Reply-To: <787b0d920601300831j99fae82n5d4a5d94f99baafd@mail.gmail.com> User-Agent: nail 11.2 8/15/04 MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1217 Lines: 33 Albert Cahalan wrote: > On 1/30/06, Joerg Schilling wrote: > > Albert Cahalan wrote: > > > > > Let's address the second bug first. Linux provides full > > > bus number and LUN info for all block devices. You get it > > > like this: > > > > > > struct stat sbuf; > > > stat("/dev/hdc", &sbuf); > > > int bus = sbuf.st_mode>>12; > > > int target = major(sbuf.st_rdev); > > > int lun = minor(sbuf.st_rdev); > > > > Now tell me how to match this with information from /dev/sg* > > You do the obvious, scanning /dev to find the device file. I am sorry, but you obviously did not understand the problem. J?rg -- EMail:joerg@schily.isdn.cs.tu-berlin.de (home) J?rg Schilling D-13353 Berlin js@cs.tu-berlin.de (uni) schilling@fokus.fraunhofer.de (work) Blog: http://schily.blogspot.com/ URL: http://cdrecord.berlios.de/old/private/ ftp://ftp.berlios.de/pub/schily - 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/