linux-kernel - Re: [Re: Linux 2.6.26-rc2] Write protect on on

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Date:	Sat, 17 May 2008 08:59:22 +0200
From:	"Maciej Rutecki" <maciej.rutecki@...il.com>
To:	"Alan Stern" <stern@...land.harvard.edu>
Cc:	"Linus Torvalds" <torvalds@...ux-foundation.org>,
	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>,
	linux-usb@...r.kernel.org, usb-storage@...ts.one-eyed-alien.net
Subject: Re: [Re: Linux 2.6.26-rc2] Write protect on on

2008/5/17 Alan Stern <stern@...land.harvard.edu>:

> The best way to gather more data is to use usbmon and trace what
> happens when you plug in the drive (see Documentation/usb/usbmon.txt).
> If you collect traces under both 2.6.25.4 and 2.6.26-rc2 then we can
> compare them to see what has changed.
>
> You don't have to trace the mount command; the activity at plug-in time
> will be sufficient.
>
> Alan Stern
>
>

2.6.25.4 (works fine):
http://unixy.pl/maciek/download/kernel/2.6.25.4/syslog_debug.txt
http://unixy.pl/maciek/download/kernel/2.6.25.4/usbmon.txt

2.6.26-rc2 ("write protect is on" problem; can't mount device):
http://unixy.pl/maciek/download/kernel/2.6.26-rc2/syslog_debug.txt
http://unixy.pl/maciek/download/kernel/2.6.26-rc2/usbmon.txt

-- 
Maciej Rutecki
http://www.maciek.unixy.pl
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