Thu, Jan 14, 2021 at 03:07:18AM CET, and...@lunn.ch wrote: >> $ devlink lc provision netdevsim/netdevsim10 lc 0 type card4ports >> $ devlink lc >> netdevsim/netdevsim10: >> lc 0 state provisioned type card4ports >> supported_types: >> card1port card2ports card4ports >> lc 1 state unprovisioned >> supported_types: >> card1port card2ports card4ports > >Hi Jiri > >> # Now activate the line card using debugfs. That emulates plug-in event >> # on real hardware: >> $ echo "Y"> /sys/kernel/debug/netdevsim/netdevsim10/linecards/0/active >> $ ip link show eni10nl0p1 >> 165: eni10nl0p1: <BROADCAST,NOARP,UP,LOWER_UP> mtu 1500 qdisc noqueue state >> UP mode DEFAULT group default qlen 1000 >> link/ether 7e:2d:05:93:d3:d1 brd ff:ff:ff:ff:ff:ff >> # The carrier is UP now. > >What is missing from the devlink lc view is what line card is actually >in the slot. Say if i provision for a card4port, but actually insert a >card2port. It would be nice to have something like:
I checked, our hw does not support that. Only provides info that linecard activation was/wasn't successful. > > $ devlink lc > netdevsim/netdevsim10: > lc 0 state provisioned type card4ports > supported_types: > card1port card2ports card4ports > inserted_type: > card2ports; > lc 1 state unprovisioned > supported_types: > card1port card2ports card4ports > inserted_type: > None > >I assume if i prevision for card4ports but actually install a >card2ports, all the interfaces stay down? > >Maybe > >> $ echo "Y"> /sys/kernel/debug/netdevsim/netdevsim10/linecards/0/active > >should actually be > echo "card2ports" > > /sys/kernel/debug/netdevsim/netdevsim10/linecards/0/active > >so you can emulate somebody putting the wrong card in the slot? > > Andrew
