On Tue, 10 Jun 2003, Olaf Hering wrote:

> Hi,
> 
> how does usb-storage remove an unplugged/removed drive from
> /proc/scsi/scsi? I tried
> http://www.garloff.de/kurt/linux/rescan-scsi-bus.sh
> This does not remove the host, it does only clear the values:

> ieee1394/sbp2 would remove the 'scsi1' entry.
> rmmod would be the only option, but that would not work if there is
> another usb-storage device connected.
> Is this a bug in usb-storage? 
> Kernel is 2.4.21-rc7

It's not a bug; usb-storage works that way by design.  If you were to plug 
the disk back in again the driver would recognize it and map it back to 
the same scsi entry.

This behavior has been changed in 2.5, where the scsi entry does go away 
when you unplug the drive.

Alan Stern



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