From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Wilcox Subject: Re: [regression] CD-DA delay needed after insertion (http://bugzilla.kernel.org/show_bug.cgi?id=10974) Date: Tue, 30 Sep 2008 11:45:05 -0600 Message-ID: <20080930174505.GC13822@parisc-linux.org> References: <806dafc20809300117u2806e37bx986b54543862f358@mail.gmail.com> <806dafc20809300548y4af5f10bs8a80caa24f176c79@mail.gmail.com> <806dafc20809300551i7678660aq5e4fd6e8080382a0@mail.gmail.com> <806dafc20809300807h6d38bbeex2f2b4e496b0d155c@mail.gmail.com> <806dafc20809301032n559832et45f3bf5e3f7c495c@mail.gmail.com> <20080930174151.GB13822@parisc-linux.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from palinux.external.hp.com ([192.25.206.14]:49499 "EHLO mail.parisc-linux.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753072AbYI3RpH (ORCPT ); Tue, 30 Sep 2008 13:45:07 -0400 Content-Disposition: inline In-Reply-To: <20080930174151.GB13822@parisc-linux.org> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: Monty Montgomery Cc: Geert Uytterhoeven , James Bottomley , linux-scsi@vger.kernel.org, Linux Kernel Development On Tue, Sep 30, 2008 at 11:41:51AM -0600, Matthew Wilcox wrote: > On Tue, Sep 30, 2008 at 01:32:15PM -0400, Monty Montgomery wrote: > > On Tue, Sep 30, 2008 at 11:21 AM, Geert Uytterhoeven > > wrote: > > > > >> (May I ask-- why the hard starting/stopping of the interface? Power saving?] > > why the calls to sg_start? > > In this case, sg means scatter/gather, and it's a purely internal > interface. It does not start/stop the drive, nor the scsi interface. That'll teach me to comment before reading the entire thread. Please ignore this mistaken explanation; I thought you were commenting on a patch, not on the commands used at the command line. -- Matthew Wilcox Intel Open Source Technology Centre "Bill, look, we understand that you're interested in selling us this operating system, but compare it to ours. We can't possibly take such a retrograde step."