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From: Pat LaVarre <p.lavarre@ieee.org>
To: stern@rowland.harvard.edu
Cc: mdharm-scsi@one-eyed-alien.net, 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
Subject: Re: [usb-storage] Re: [PATCH] fix Sony USB mass storage - pass larger receive buffer
Date: 13 Nov 2003 16:37:12 -0700	[thread overview]
Message-ID: <1068766632.2851.142.camel@patrh9> (raw)
In-Reply-To: <Pine.LNX.4.44L0.0311131638320.949-100000@ida.rowland.org>

Alan S:

> basically just two issues:
> will the device carry out a write request, and
> will the kernel allow you to send a write request to the device.

Aye.

Ouch by now I've discard two drafts of line-by-line replies.

Perhaps first I should say, yes I have studied cdrom/ ide-cd/ sr here. 
Jens Axboe & friends have taught me how those work in a tangle of recent
linux-scsi threads now paused at "Re: [PATCH] CDC_WR".

Maybe here I mean to ask: can we easily nutshell for me how well
write-protect works now in sd?  I understand that we find mode sense of
header alone and mode sense of xFF troublesome.

I'm not clear how often we try those techniques.  Do we try only soon
after plug in or also soon after each disc insertion?

Tell me that much and maybe I can more concisely make the rest of my
confusion clear.

Pat LaVarre



  reply	other threads:[~2003-11-13 23:37 UTC|newest]

Thread overview: 69+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-11-12 23:50 [PATCH] fix Sony USB mass storage - pass larger receive buffer Patrick Mansfield
2003-11-13  0:09 ` Matthew Dharm
2003-11-13  0:13   ` Patrick Mansfield
2003-11-13  0:44     ` Patrick Mansfield
2003-11-13  1:56       ` Matthew Dharm
2003-11-13 14:54         ` [usb-storage] " Alan Stern
2003-11-13 16:21           ` Pat LaVarre
2003-11-13 17:09             ` Alan Stern
2003-11-13 17:24               ` Pat LaVarre
2003-11-13 18:04                 ` Patrick Mansfield
2003-11-13 18:15                   ` Pat LaVarre
2003-11-13 18:22                     ` Pat LaVarre
2003-11-13 18:26                       ` Pat LaVarre
2003-11-13 18:37                         ` Pat LaVarre
2003-11-13 19:13                           ` Matthew Dharm
2003-11-13 19:30                             ` Pat LaVarre
2003-11-13 22:03                               ` Alan Stern
2003-11-13 23:40                                 ` Pat LaVarre
2003-11-13 23:51                                   ` Dmitri Katchalov
2003-11-14  0:16                                     ` Pat LaVarre
2003-11-14  1:04                                   ` Matthew Dharm
2003-11-14  1:10                                     ` Pat LaVarre
2003-11-14  1:13                                       ` Matthew Dharm
2003-11-13 22:01                 ` Alan Stern
2003-11-13 23:37                   ` Pat LaVarre [this message]
2003-11-14  0:24                     ` Patrick Mansfield
2003-11-14  1:54                       ` Pat LaVarre
2003-11-14  2:08                         ` Matthew Dharm
2003-11-14  2:24                           ` Pat LaVarre
2003-11-17 21:38                       ` Pat LaVarre
2003-11-17 22:00                         ` Patrick Mansfield
2003-11-17 23:36                           ` Pat LaVarre
2003-11-14  1:03                     ` Matthew Dharm
2003-11-13 23:44                   ` Pat LaVarre
2003-11-14  0:13                     ` Dmitri Katchalov
2003-11-14  0:55                       ` Pat LaVarre
2003-11-14  1:13                       ` Matthew Dharm
2003-11-14  2:02                         ` Pat LaVarre
2003-11-14  2:10                       ` Pat LaVarre
2003-11-14  2:19                         ` Matthew Dharm
2003-11-14  2:38                           ` [usb-storage] mode sense blacklist how Pat LaVarre
2003-11-14  2:44                             ` Matthew Dharm
2003-11-14 17:27                               ` Pat LaVarre
2003-11-14 17:57                                 ` Pat LaVarre
2003-11-14  3:11                             ` Dmitri Katchalov
2003-11-14 19:41                               ` Pat LaVarre
     [not found]                                 ` <20031114153607.A7207@beaverton.ibm.com>
     [not found]                                   ` <20031116121039.A13224@beaverton.ibm.com>
2003-11-17 20:14                                     ` Pat LaVarre
2003-11-19 12:55                                 ` Dmitri Katchalov
2003-11-19 16:34                                   ` Pat LaVarre
2003-11-19 17:02                                   ` Pat LaVarre
2003-11-19 23:34                                     ` Douglas Gilbert
2003-11-20 16:32                                       ` Pat LaVarre
2003-11-21  1:17                                         ` SG_IO ioctl (was: mode sense blacklist how) Douglas Gilbert
2003-11-21  3:18                                           ` Willem Riede
2003-11-21 20:51                                           ` Pat LaVarre
2003-11-28 17:07                                             ` Pat LaVarre
2003-11-28 17:14                                               ` Pat LaVarre
2003-11-28 17:31                                               ` Pat LaVarre
2003-11-28 17:09                                             ` Pat LaVarre
2003-11-21 21:29                                           ` Pat LaVarre
2003-11-20 14:06                                     ` [usb-storage] mode sense blacklist how Dmitri Katchalov
2003-11-20 15:57                                       ` Pat LaVarre
2003-11-14  1:06                     ` [usb-storage] Re: [PATCH] fix Sony USB mass storage - pass larger receive buffer Matthew Dharm
2003-11-14 16:14                     ` Alan Stern
2003-11-14 17:29                       ` Matthew Dharm
2003-11-14 17:50                       ` Pat LaVarre
2003-11-14  2:02 ` Douglas Gilbert
2003-11-14 21:45   ` [usb-storage] " Pat LaVarre
  -- strict thread matches above, loose matches on Subject: below --
2003-11-14  2:25 Andries.Brouwer

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