From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Martin K. Petersen" Subject: Re: 520 Bytes sector size Date: Wed, 03 Feb 2010 03:46:16 -0500 Message-ID: References: <93b143da1002020450sf495912ib0ea75989d1d8928@mail.gmail.com> <20100202232540.7f5327f6@lxorguk.ukuu.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from acsinet11.oracle.com ([141.146.126.233]:50199 "EHLO acsinet11.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755543Ab0BCIsc (ORCPT ); Wed, 3 Feb 2010 03:48:32 -0500 In-Reply-To: <20100202232540.7f5327f6@lxorguk.ukuu.org.uk> (Alan Cox's message of "Tue, 2 Feb 2010 23:25:40 +0000") Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Alan Cox Cc: "Martin K. Petersen" , Dan Porat , linux-ide@vger.kernel.org >>>>> "Alan" == Alan Cox writes: >> Linux does not support 520-byte sectors unless the drive is formatted >> with DIF and hanging off a DIF-capable HBA. Alan> Is that true even with sg - I wouldn't have thought sg minded, it Alan> doesn't seem to mind about strange sized transfers for CD-ROM ? Did not work last I mucked with it a while back. If I recall correctly there were a few places where we assumed multiples of 512. -- Martin K. Petersen Oracle Linux Engineering