You can unconfigure an IB device that is still physically connected to the system, but a driver will never attach to it.
Become superuser.
For example:
# cfgadm -c unconfigure ib::1730000007F5198 Unconfigure the device: /devices/ib:fabric::1730000007F5198 This operation will suspend activity on the IB device Continue (yes/no)? y # |
Verify that the device is unconfigured.
For example:
# cfgadm -a ib::1730000007F5198 ib::1730000007F5198 IB-IOC connected unconfigured unknown # |