Comment # 105 on bug 920937 from Ian Powell

(In reply to Johannes Meixner from comment #101)
> Ian Powell
> 
> what results (as root) this command:
> 
> for i in $( seq 3 ) ; do echo $i ; /usr/lib/cups/backend/usb ; done
> 
> versus that command (all on one single command line):
> 
> for i in $( seq 3 ) ; do echo $i ; ./usbreset /dev/bus/usb/001/005
>  ; /usr/lib/cups/backend/usb ; done
> 
> (replace /dev/bus/usb/001/005 with the currently right value
>  according to your "lsusb" output).

I did this as "su"

> for i in $( seq 3 ) ; do echo $i ; /usr/lib/cups/backend/usb ; done
1
DEBUG: Loading USB quirks from "/usr/share/cups/usb".
DEBUG: Loaded 123 quirks.
DEBUG: list_devices
DEBUG: libusb_get_device_list=11
DEBUG2: Printer found with device ID:
MFG:Samsung;CMD:SPL,PCL5E,PCL6,FWV,EXT;MDL:CLP-320
Series;CLS:PRINTER;STATUS:BUSY; Device URI:
usb://Samsung/CLP-320%20Series?serial=Z4PGBAGB400971X
direct usb://Samsung/CLP-320%20Series?serial=Z4PGBAGB400971X "Samsung CLP-320
Series" "Samsung CLP-320 Series"
"MFG:Samsung;CMD:SPL,PCL5E,PCL6,FWV,EXT;MDL:CLP-320
Series;CLS:PRINTER;STATUS:BUSY;" ""
2
DEBUG: Loading USB quirks from "/usr/share/cups/usb".
DEBUG: Loaded 123 quirks.
DEBUG: list_devices
DEBUG: libusb_get_device_list=11
DEBUG2: Printer found with device ID:
MFG:Samsung;CMD:SPL,PCL5E,PCL6,FWV,EXT;MDL:CLP-320
Series;CLS:PRINTER;STATUS:BUSY; Device URI:
usb://Samsung/CLP-320%20Series?serial=Z4PGBAGB400971X
direct usb://Samsung/CLP-320%20Series?serial=Z4PGBAGB400971X "Samsung CLP-320
Series" "Samsung CLP-320 Series"
"MFG:Samsung;CMD:SPL,PCL5E,PCL6,FWV,EXT;MDL:CLP-320
Series;CLS:PRINTER;STATUS:BUSY;" ""
3
DEBUG: Loading USB quirks from "/usr/share/cups/usb".
DEBUG: Loaded 123 quirks.
DEBUG: list_devices
DEBUG: libusb_get_device_list=11
DEBUG2: Printer found with device ID:
MFG:Samsung;CMD:SPL,PCL5E,PCL6,FWV,EXT;MDL:CLP-320
Series;CLS:PRINTER;STATUS:BUSY; Device URI:
usb://Samsung/CLP-320%20Series?serial=Z4PGBAGB400971X
direct usb://Samsung/CLP-320%20Series?serial=Z4PGBAGB400971X "Samsung CLP-320
Series" "Samsung CLP-320 Series"
"MFG:Samsung;CMD:SPL,PCL5E,PCL6,FWV,EXT;MDL:CLP-320
Series;CLS:PRINTER;STATUS:BUSY;" ""

> for i in $( seq 3 ) ; do echo $i ; ./usbreset /dev/bus/usb/001/005;  /usr/lib/cups/backend/usb ; done
1                                                   
Resetting USB device /dev/bus/usb/001/005                         
Reset successful                                                  
DEBUG: Loading USB quirks from "/usr/share/cups/usb".
DEBUG: Loaded 123 quirks.                                         
DEBUG: list_devices                                               
DEBUG: libusb_get_device_list=11                                  
DEBUG2: Printer found with device ID:
MFG:Samsung;CMD:SPL,PCL5E,PCL6,FWV,EXT;MDL:CLP-320
Series;CLS:PRINTER;STATUS:BUSY; Device URI:
usb://Samsung/CLP-320%20Series?serial=Z4PGBAGB400971X
direct usb://Samsung/CLP-320%20Series?serial=Z4PGBAGB400971X "Samsung CLP-320
Series" "Samsung CLP-320 Series"
"MFG:Samsung;CMD:SPL,PCL5E,PCL6,FWV,EXT;MDL:CLP-320
Series;CLS:PRINTER;STATUS:BUSY;" ""
2                         
Resetting USB device /dev/bus/usb/001/005
Reset successful
DEBUG: Loading USB quirks from "/usr/share/cups/usb".
DEBUG: Loaded 123 quirks.
DEBUG: list_devices
DEBUG: libusb_get_device_list=11
DEBUG2: Printer found with device ID:
MFG:Samsung;CMD:SPL,PCL5E,PCL6,FWV,EXT;MDL:CLP-320
Series;CLS:PRINTER;STATUS:BUSY; Device URI:
usb://Samsung/CLP-320%20Series?serial=Z4PGBAGB400971X
direct usb://Samsung/CLP-320%20Series?serial=Z4PGBAGB400971X "Samsung CLP-320
Series" "Samsung CLP-320 Series"
"MFG:Samsung;CMD:SPL,PCL5E,PCL6,FWV,EXT;MDL:CLP-320
Series;CLS:PRINTER;STATUS:BUSY;" ""
3
Resetting USB device /dev/bus/usb/001/005
Reset successful
DEBUG: Loading USB quirks from "/usr/share/cups/usb".
DEBUG: Loaded 123 quirks.
DEBUG: list_devices
DEBUG: libusb_get_device_list=11
DEBUG2: Printer found with device ID:
MFG:Samsung;CMD:SPL,PCL5E,PCL6,FWV,EXT;MDL:CLP-320
Series;CLS:PRINTER;STATUS:BUSY; Device URI:
usb://Samsung/CLP-320%20Series?serial=Z4PGBAGB400971X
direct usb://Samsung/CLP-320%20Series?serial=Z4PGBAGB400971X "Samsung CLP-320
Series" "Samsung CLP-320 Series"
"MFG:Samsung;CMD:SPL,PCL5E,PCL6,FWV,EXT;MDL:CLP-320
Series;CLS:PRINTER;STATUS:BUSY;" ""