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

From: Maciej Rutecki
Date: Sat May 17 2008 - 02:59:34 EST


2008/5/17 Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>:

> 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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