From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Dharm Subject: Re: [usb-storage] Re: [PATCH] fix Sony USB mass storage - pass larger receive buffer Date: Fri, 14 Nov 2003 09:29:13 -0800 Sender: linux-scsi-owner@vger.kernel.org Message-ID: <20031114092913.A19467@one-eyed-alien.net> References: <1068767049.2851.166.camel@patrh9> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-md5; protocol="application/pgp-signature"; boundary="4Ckj6UjgE2iN1+kY" Return-path: Received: from ziggy.one-eyed-alien.net ([64.169.228.100]:9489 "EHLO ziggy.one-eyed-alien.net") by vger.kernel.org with ESMTP id S262795AbTKNR3Z (ORCPT ); Fri, 14 Nov 2003 12:29:25 -0500 Content-Disposition: inline In-Reply-To: ; from stern@rowland.harvard.edu on Fri, Nov 14, 2003 at 11:14:08AM -0500 List-Id: linux-scsi@vger.kernel.org To: Alan Stern Cc: Pat LaVarre , patmans@us.ibm.com, james.bottomley@steeleye.com, linux-scsi@vger.kernel.org, usb-storage@one-eyed-alien.net, ronald@kuetemeier.com, dmitrik@users.sourceforge.net, idan@idanso.dyndns.org --4Ckj6UjgE2iN1+kY Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Nov 14, 2003 at 11:14:08AM -0500, Alan Stern wrote: > Unfortunately that does mean we lose the ability to tell if a compliant > device/media is write-protected. You suggested allowing MODE-SENSE > commands for devices that present certain standard SubClass and Protocol > values, or disallowing them only for devices that present vendor-specific > values. I'm not so sure that will work -- I haven't kept good records of > users' reports, but it wouldn't be at all surprising to find that some > apparently-compliant devices (bInterfaceSubClass =3D x06, Protocol =3D x5= 0) > still have problems with MODE-SENSE. I _know_ that some 'apparently-compliant' devices have trouble with MODE_SENSE. Matt --=20 Matthew Dharm Home: mdharm-usb@one-eyed-alien.= net=20 Maintainer, Linux USB Mass Storage Driver It was a new hope. -- Dust Puppy User Friendly, 12/25/1998 --4Ckj6UjgE2iN1+kY Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (GNU/Linux) Comment: For info see http://www.gnupg.org iD8DBQE/tRDpIjReC7bSPZARAtm2AJ0eKW9hTdM2Ip2OsblGMT++FOxdiQCg0Les 8+Jb9H8FkKxNDQhbiQRi3jQ= =DNtg -----END PGP SIGNATURE----- --4Ckj6UjgE2iN1+kY--