Re: [Bugme-new] [Bug 13675] New: sierra_close sometimes crashes upon device removal

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Jun 30, 2009 at 9:02 AM, Alan Stern<stern@xxxxxxxxxxxxxxxxxxx> wrote:
> On Tue, 30 Jun 2009, Peter Naulls wrote:
>
>> > The patches are already included in 2.6.31-rc1.  That's why you can't
>> > apply them.  :-)
>> >
>>
>> Right, but then there's definitely still a problem - this bug report is against
>> 2.6.31-rc1-git5.
>
> Oho!  It turns out my patch was mangled because other concurrent
> development on the sierra driver was taking place.  This patch should
> put things right.

[snip]

Ok, using that patch against 2.6.31-rc2, but look at this after reboot:


sierra 1-3:1.0: Sierra USB modem converter detected
usb 1-3: Sierra USB modem converter now attached to ttyUSB0
sierra 1-3:1.1: Sierra USB modem converter detected
usb 1-3: Sierra USB modem converter now attached to ttyUSB1
sierra 1-3:1.2: Sierra USB modem converter detected
usb 1-3: Sierra USB modem converter now attached to ttyUSB2
sierra 1-3:1.3: Sierra USB modem converter detected
usb 1-3: Sierra USB modem converter now attached to ttyUSB3
sierra 1-3:1.4: Sierra USB modem converter detected
usb 1-3: Sierra USB modem converter now attached to ttyUSB4
sierra 1-3:1.5: Sierra USB modem converter detected
usb 1-3: Sierra USB modem converter now attached to ttyUSB5
sierra 1-3:1.6: Sierra USB modem converter detected
usb 1-3: Sierra USB modem converter now attached to ttyUSB6

[ Unplug, devices vanish ]

sierra 1-3:1.0: Sierra USB modem converter detected
usb 1-3: Sierra USB modem converter now attached to ttyUSB0
sierra 1-3:1.1: Sierra USB modem converter detected
usb 1-3: Sierra USB modem converter now attached to ttyUSB1
sierra 1-3:1.2: Sierra USB modem converter detected
usb 1-3: Sierra USB modem converter now attached to ttyUSB2
sierra 1-3:1.3: Sierra USB modem converter detected
usb 1-3: Sierra USB modem converter now attached to ttyUSB4
sierra 1-3:1.4: Sierra USB modem converter detected
usb 1-3: Sierra USB modem converter now attached to ttyUSB5
sierra 1-3:1.5: Sierra USB modem converter detected
usb 1-3: Sierra USB modem converter now attached to ttyUSB6
sierra 1-3:1.6: Sierra USB modem converter detected
usb 1-3: Sierra USB modem converter now attached to ttyUSB7

ttyUSB3 is now missing, which was the device I was trying to use.

To clarify, the actual correct device to use was ttyUSB4, but on a
previous run I changed my code to look at 3 instead, because upon
reinsertion ttyUSB4 vanished and ttyUSB3 acted like ttyUSB4.


-- 
- Peter Naulls
--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux