From mboxrd@z Thu Jan 1 00:00:00 1970 From: Valerio Passini Subject: Re: http://bugzilla.kernel.org/show_bug.cgi?id=11742 Date: Mon, 27 Oct 2008 11:14:28 +0100 Message-ID: <200810271114.28986.valerio.passini@unicam.it> References: <20081020112039W.fujita.tomonori@lab.ntt.co.jp> <200810262101.42874.valerio.passini@unicam.it> <20081027061556.GA17928@gollum.tnic> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from smtp.unicam.it ([193.204.8.1]:59865 "HELO unicam.it" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1753235AbYJ0KOg (ORCPT ); Mon, 27 Oct 2008 06:14:36 -0400 In-Reply-To: <20081027061556.GA17928@gollum.tnic> Content-Disposition: inline Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: petkovbb@gmail.com Cc: Bartlomiej Zolnierkiewicz , valerio.p@libero.it, FUJITA Tomonori , linux-ide@vger.kernel.org Alle luned=EC 27 ottobre 2008, Borislav Petkov ha scritto: > On Sun, Oct 26, 2008 at 09:01:42PM +0100, Valerio Passini wrote: >=20 > [.. ] >=20 > > Here I am, thus the patched kernel has been installed and tested. > > Burning CD's and simulation work perfectly and everything seems fin= e. > > :) >=20 > Well, nice to hear :). Thanks for your debugging effort and patience. My pleasure! > > The most mysterious part for me (as I wrote before), ide-cd sets > > dma_alignment to 31 and dma_pad_mask to 15. So the current code > > enables DMA if data_len is a multiple of 32. The old code enables D= MA > > if data_len is a multiple of 16. >=20 > Of course, 'multiple of' description is wrong. Should have been > 32-byte and 16-byte alignment respectively. If you have another patch that solves the problem and you want to try i= t, just send it to me, I will be glad to test it. Bye