sudo rmmod parport_pc retusn an error about "Module in use"
commening it out from /etc/modules and rebooting and then doing the two terminal thing provides the following output
monitor will print the received events for: UDEV - the event which udev sends out after rule processing
UDEV [1241772792.733525] add /module/parport_pc (module) UDEV_LOG=3 ACTION=add DEVPATH=/module/parport_pc SUBSYSTEM=module SEQNUM=1336
UDEV [1241772792.735849] add /bus/platform/drivers/parport_pc (drivers) UDEV_LOG=3 ACTION=add DEVPATH=/bus/platform/drivers/parport_pc SUBSYSTEM=drivers SEQNUM=1337
UDEV [1241772792.762529] add /devices/pnp0/00:16/ppdev/parport0 (ppdev) UDEV_LOG=3 ACTION=add DEVPATH=/devices/pnp0/00:16/ppdev/parport0 SUBSYSTEM=ppdev SEQNUM=1338 DEVNAME=/dev/parport0 MAJOR=99 MINOR=0 DEVLINKS=/dev/char/99:0
UDEV [1241772792.769047] add /devices/pnp0/00:16/printer/lp0 (printer) UDEV_LOG=3 ACTION=add DEVPATH=/devices/pnp0/00:16/printer/lp0 SUBSYSTEM=printer SEQNUM=1339 DEVNAME=/dev/lp0 MAJOR=6 MINOR=0 DEVLINKS=/dev/char/6:0
UDEV [1241772792.782265] add /bus/pnp/drivers/parport_pc (drivers) UDEV_LOG=3 ACTION=add DEVPATH=/bus/pnp/drivers/parport_pc SUBSYSTEM=drivers SEQNUM=1340
UDEV [1241772792.800174] add /devices/platform/parport_pc.956 (platform) UDEV_LOG=3 ACTION=add DEVPATH=/devices/platform/parport_pc.956 SUBSYSTEM=platform MODALIAS=platform:parport_pc SEQNUM=1341
UDEV [1241772792.830537] remove /devices/platform/parport_pc.956 (platform) UDEV_LOG=3 ACTION=remove DEVPATH=/devices/platform/parport_pc.956 SUBSYSTEM=platform MODALIAS=platform:parport_pc SEQNUM=1342
UDEV [1241772792.845120] add /devices/platform/parport_pc.888 (platform) UDEV_LOG=3 ACTION=add DEVPATH=/devices/platform/parport_pc.888 SUBSYSTEM=platform MODALIAS=platform:parport_pc SEQNUM=1343
UDEV [1241772792.849449] remove /devices/platform/parport_pc.888 (platform) UDEV_LOG=3 ACTION=remove DEVPATH=/devices/platform/parport_pc.888 SUBSYSTEM=platform MODALIAS=platform:parport_pc SEQNUM=1344
UDEV [1241772792.868995] add /bus/pci/drivers/parport_pc (drivers) UDEV_LOG=3 ACTION=add DEVPATH=/bus/pci/drivers/parport_pc SUBSYSTEM=drivers SEQNUM=1347
UDEV [1241772792.878876] add /devices/platform/parport_pc.632 (platform) UDEV_LOG=3 ACTION=add DEVPATH=/devices/platform/parport_pc.632 SUBSYSTEM=platform MODALIAS=platform:parport_pc SEQNUM=1345
UDEV [1241772792.886334] remove /devices/platform/parport_pc.632 (platform) UDEV_LOG=3 ACTION=remove DEVPATH=/devices/platform/parport_pc.632 SUBSYSTEM=platform MODALIAS=platform:parport_pc SEQNUM=1346
sudo rmmod parport_pc retusn an error about "Module in use"
commening it out from /etc/modules and rebooting and then doing the two terminal thing provides the following output
monitor will print the received events for:
UDEV - the event which udev sends out after rule processing
UDEV [1241772792.733525] add /module/parport_pc (module) /module/ parport_ pc
UDEV_LOG=3
ACTION=add
DEVPATH=
SUBSYSTEM=module
SEQNUM=1336
UDEV [1241772792.735849] add /bus/platform/ drivers/ parport_ pc (drivers) /bus/platform/ drivers/ parport_ pc
UDEV_LOG=3
ACTION=add
DEVPATH=
SUBSYSTEM=drivers
SEQNUM=1337
UDEV [1241772792.762529] add /devices/ pnp0/00: 16/ppdev/ parport0 (ppdev) /devices/ pnp0/00: 16/ppdev/ parport0 /dev/parport0 /dev/char/ 99:0
UDEV_LOG=3
ACTION=add
DEVPATH=
SUBSYSTEM=ppdev
SEQNUM=1338
DEVNAME=
MAJOR=99
MINOR=0
DEVLINKS=
UDEV [1241772792.769047] add /devices/ pnp0/00: 16/printer/ lp0 (printer) /devices/ pnp0/00: 16/printer/ lp0 /dev/char/ 6:0
UDEV_LOG=3
ACTION=add
DEVPATH=
SUBSYSTEM=printer
SEQNUM=1339
DEVNAME=/dev/lp0
MAJOR=6
MINOR=0
DEVLINKS=
UDEV [1241772792.782265] add /bus/pnp/ drivers/ parport_ pc (drivers) /bus/pnp/ drivers/ parport_ pc
UDEV_LOG=3
ACTION=add
DEVPATH=
SUBSYSTEM=drivers
SEQNUM=1340
UDEV [1241772792.800174] add /devices/ platform/ parport_ pc.956 (platform) /devices/ platform/ parport_ pc.956 platform: parport_ pc
UDEV_LOG=3
ACTION=add
DEVPATH=
SUBSYSTEM=platform
MODALIAS=
SEQNUM=1341
UDEV [1241772792.830537] remove /devices/ platform/ parport_ pc.956 (platform) /devices/ platform/ parport_ pc.956 platform: parport_ pc
UDEV_LOG=3
ACTION=remove
DEVPATH=
SUBSYSTEM=platform
MODALIAS=
SEQNUM=1342
UDEV [1241772792.845120] add /devices/ platform/ parport_ pc.888 (platform) /devices/ platform/ parport_ pc.888 platform: parport_ pc
UDEV_LOG=3
ACTION=add
DEVPATH=
SUBSYSTEM=platform
MODALIAS=
SEQNUM=1343
UDEV [1241772792.849449] remove /devices/ platform/ parport_ pc.888 (platform) /devices/ platform/ parport_ pc.888 platform: parport_ pc
UDEV_LOG=3
ACTION=remove
DEVPATH=
SUBSYSTEM=platform
MODALIAS=
SEQNUM=1344
UDEV [1241772792.868995] add /bus/pci/ drivers/ parport_ pc (drivers) /bus/pci/ drivers/ parport_ pc
UDEV_LOG=3
ACTION=add
DEVPATH=
SUBSYSTEM=drivers
SEQNUM=1347
UDEV [1241772792.878876] add /devices/ platform/ parport_ pc.632 (platform) /devices/ platform/ parport_ pc.632 platform: parport_ pc
UDEV_LOG=3
ACTION=add
DEVPATH=
SUBSYSTEM=platform
MODALIAS=
SEQNUM=1345
UDEV [1241772792.886334] remove /devices/ platform/ parport_ pc.632 (platform) /devices/ platform/ parport_ pc.632 platform: parport_ pc
UDEV_LOG=3
ACTION=remove
DEVPATH=
SUBSYSTEM=platform
MODALIAS=
SEQNUM=1346