Bug 10626
Summary: | Edgeport/4 device attaches to wrong ttyUSBN devices | ||
---|---|---|---|
Product: | Drivers | Reporter: | Karl O. Pinc (kop) |
Component: | USB | Assignee: | Greg Kroah-Hartman (greg) |
Status: | REJECTED INVALID | ||
Severity: | normal | ||
Priority: | P1 | ||
Hardware: | All | ||
OS: | Linux | ||
Kernel Version: | 2.6.25.2 | Subsystem: | |
Regression: | --- | Bisected commit-id: | |
Attachments: |
.config for the 2.6.25.2 kernel
cat /proc/bus/usb/devices dmesg output after initial boot dmesg output afger unplugging and re-plugging edgeport4 |
Description
Karl O. Pinc
2008-05-08 12:41:11 UTC
Created attachment 16071 [details]
.config for the 2.6.25.2 kernel
Created attachment 16072 [details]
cat /proc/bus/usb/devices
After initial boot which occurred with the edgeport/4 plugged in (during boot.)
Created attachment 16073 [details]
dmesg output after initial boot
dmesg output immediately after boot. Edgeport/4 plugged in during boot.
Created attachment 16074 [details]
dmesg output afger unplugging and re-plugging edgeport4
Reply-To: akpm@linux-foundation.org On Thu, 8 May 2008 12:41:11 -0700 (PDT) bugme-daemon@bugzilla.kernel.org wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=10626 > > Summary: Edgeport/4 device attaches to wrong ttyUSBN devices > Product: Drivers > Version: 2.5 > KernelVersion: 2.6.25.2 > Platform: All > OS/Version: Linux > Tree: Mainline > Status: NEW > Severity: normal > Priority: P1 > Component: USB > AssignedTo: greg@kroah.com > ReportedBy: kop@meme.com > > > Latest working kernel version: ? > Earliest failing kernel version: 2.6.25.2 > Distribution: Debian (etchnhalf + stable) > Hardware Environment: Dell Latitude XT (a tablet) > Software Environment: Debian stable, plus proposed updates, plus 2.5.25.2 > kernel > Problem Description: > > Booting with an Edgeport/4 plugged in results in the attached serial > ports /dev/ttyUSB2, ttyUSB3, ttyUSB4, and ttyUSB5 instead > of /dev/ttyUSB0, ttyUSB1, ttyUSB2, ttyUSB3. > > Unplugging and re-plugging the USB device results > in attached devices /dev/ttyUSB4, 5, 6, and 7. > > The infamous "io_ti: probe of 1-2.1:1.0 failed with error -5" message > of bug# 10426 shows up in the dmesg output both at boot and when > re-plugging the USB device. > > Attached are dmesg output, the .config for the kernel, > and /proc/bus/usb/devices. > > I am sorry but I will have very minimal access to this hardware configuration > from this moment forward and it is unlikely I will be able to do further > testing. > This isn't a bug, the option device is getting assigned those lower tty numbers, as it is plugged in. Closing out. On Thu, May 08, 2008 at 12:49:13PM -0700, Andrew Morton wrote:
> > Booting with an Edgeport/4 plugged in results in the attached serial
> > ports /dev/ttyUSB2, ttyUSB3, ttyUSB4, and ttyUSB5 instead
> > of /dev/ttyUSB0, ttyUSB1, ttyUSB2, ttyUSB3.
This is not a bug, you have the option driver loaded which takes up the
lower numbers.
I have closed this bugzilla entry out.
thanks,
greg k-h
Thank you for your time. (And sorry to have troubled you.) |