Device views in sysfs

7.1 LPAR mode z/VM guest KVM guest

sysfs provides multiple views of device specific data.

Many paths in sysfs contain device bus-IDs to identify devices. Device bus-IDs of subchannel-attached devices are of the form:
0.<n>.<devno>
where <n> is the subchannel set-ID and <devno> is the device number.