Re: Device Node Issues with recent mm's and udev

From: Greg KH
Date: Thu Apr 28 2005 - 01:06:59 EST


On Thu, Apr 28, 2005 at 01:32:56AM -0400, Joe wrote:
> On 4/28/05, Greg KH <greg@xxxxxxxxx> wrote:
> > Again, usb or firewire?
> > And if usb, are you _sure_ there are no kernel log messages? There
> > should be something there...
>
> Ok here we go. This is what dmesg outputs during the time I copy it over.
>
> scsi5 : SCSI emulation for USB Mass Storage devices
> usb-storage: device found at 6
> usb-storage: waiting for device to settle before scanning
> ACPI: No ACPI bus support for 1-4:1.0
> Vendor: Apple Model: iPod Rev: 1.62
> Type: Direct-Access ANSI SCSI revision: 00
> SCSI device sdb: 39063023 512-byte hdwr sectors (20000 MB)
> sdb: Write Protect is off
> sdb: Mode Sense: 64 00 00 08
> sdb: assuming drive cache: write through
> SCSI device sdb: 39063023 512-byte hdwr sectors (20000 MB)
> sdb: Write Protect is off
> sdb: Mode Sense: 64 00 00 08
> sdb: assuming drive cache: write through
> sdb: sdb2 sdb3
> Attached scsi removable disk sdb at scsi5, channel 0, id 0, lun 0
> ACPI: No ACPI bus support for 5:0:0:0
> Attached scsi generic sg1 at scsi5, channel 0, id 0, lun 0, type 0
> usb-storage: device scan complete
>
> I find it odd sdb1 disappears (as this was where I was attempting to
> copy the image during this time)

I don't see a "sdb1" partition in the message from the scsi core. Does
ls /sys/block/sdb
show a sdb1 partition?

If not, nothing that udev can do, must be a scsi issue :)

> Also from /var/log/messages:
>
> Apr 28 01:26:20 redefine usb 1-4: new high speed USB device using
> ehci_hcd and address 6
> Apr 28 01:26:20 redefine ACPI: No ACPI bus support for 1-4
> Apr 28 01:26:20 redefine scsi5 : SCSI emulation for USB Mass Storage devices
> Apr 28 01:26:20 redefine usb-storage: device found at 6
> Apr 28 01:26:20 redefine usb-storage: waiting for device to settle
> before scanning
> Apr 28 01:26:20 redefine ACPI: No ACPI bus support for 1-4:1.0
> Apr 28 01:26:25 redefine Vendor: Apple Model: iPod Rev: 1.62
> Apr 28 01:26:25 redefine Type: Direct-Access
> ANSI SCSI revision: 00
> Apr 28 01:26:25 redefine SCSI device sdb: 39063023 512-byte hdwr
> sectors (20000 MB)
> Apr 28 01:26:25 redefine sdb: Write Protect is off
> Apr 28 01:26:25 redefine sdb: Mode Sense: 64 00 00 08
> Apr 28 01:26:25 redefine sdb: assuming drive cache: write through
> Apr 28 01:26:25 redefine SCSI device sdb: 39063023 512-byte hdwr
> sectors (20000 MB)
> Apr 28 01:26:25 redefine sdb: Write Protect is off
> Apr 28 01:26:25 redefine sdb: Mode Sense: 64 00 00 08
> Apr 28 01:26:25 redefine sdb: assuming drive cache: write through
> Apr 28 01:26:25 redefine sdb: sdb2 sdb3

Again, no sdb1.

thanks,

greg k-h
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