What:		/sys/bus/vmbus/devices/vmbus_*/id
Date:		Jul 2009
KernelVersion:	2.6.31
Contact:	K. Y. Srinivasan <kys@microsoft.com>
Description:	The VMBus child_relid of the device's primary channel
Users:		tools/hv/lsvmbus

What:		/sys/bus/vmbus/devices/vmbus_*/class_id
Date:		Jul 2009
KernelVersion:	2.6.31
Contact:	K. Y. Srinivasan <kys@microsoft.com>
Description:	The VMBus interface type GUID of the device
Users:		tools/hv/lsvmbus

What:		/sys/bus/vmbus/devices/vmbus_*/device_id
Date:		Jul 2009
KernelVersion:	2.6.31
Contact:	K. Y. Srinivasan <kys@microsoft.com>
Description:	The VMBus interface instance GUID of the device
Users:		tools/hv/lsvmbus

What:		/sys/bus/vmbus/devices/vmbus_*/channel_vp_mapping
Date:		Jul 2015
KernelVersion:	4.2.0
Contact:	K. Y. Srinivasan <kys@microsoft.com>
Description:	The mapping of which primary/sub channels are bound to which
		Virtual Processors.
		Format: <channel's child_relid:the bound cpu's number>
Users:		tools/hv/lsvmbus

What:		/sys/bus/vmbus/devices/vmbus_*/device
Date:		Dec. 2015
KernelVersion:	4.5
Contact:	K. Y. Srinivasan <kys@microsoft.com>
Description:	The 16 bit device ID of the device
Users:		tools/hv/lsvmbus and user level RDMA libraries

What:		/sys/bus/vmbus/devices/vmbus_*/vendor
Date:		Dec. 2015
KernelVersion:	4.5
Contact:	K. Y. Srinivasan <kys@microsoft.com>
Description:	The 16 bit vendor ID of the device
Users:		tools/hv/lsvmbus and user level RDMA libraries

What:		/sys/bus/vmbus/devices/vmbus_*/channels/relid/cpu
Date:		September. 2017
KernelVersion:	4.14
Contact:	Stephen Hemminger <sthemmin@microsoft.com>
Description:	VCPU (sub)channel is affinitized to
Users:		tools/hv/lsvmbus and other debuggig tools

What:		/sys/bus/vmbus/devices/vmbus_*/channels/relid/cpu
Date:		September. 2017
KernelVersion:	4.14
Contact:	Stephen Hemminger <sthemmin@microsoft.com>
Description:	VCPU (sub)channel is affinitized to
Users:		tools/hv/lsvmbus and other debuggig tools

What:		/sys/bus/vmbus/devices/vmbus_*/channels/relid/in_mask
Date:		September. 2017
KernelVersion:	4.14
Contact:	Stephen Hemminger <sthemmin@microsoft.com>
Description:	Inbound channel signaling state
Users:		Debugging tools

What:		/sys/bus/vmbus/devices/vmbus_*/channels/relid/latency
Date:		September. 2017
KernelVersion:	4.14
Contact:	Stephen Hemminger <sthemmin@microsoft.com>
Description:	Channel signaling latency
Users:		Debugging tools

What:		/sys/bus/vmbus/devices/vmbus_*/channels/relid/out_mask
Date:		September. 2017
KernelVersion:	4.14
Contact:	Stephen Hemminger <sthemmin@microsoft.com>
Description:	Outbound channel signaling state
Users:		Debugging tools

What:		/sys/bus/vmbus/devices/vmbus_*/channels/relid/pending
Date:		September. 2017
KernelVersion:	4.14
Contact:	Stephen Hemminger <sthemmin@microsoft.com>
Description:	Channel interrupt pending state
Users:		Debugging tools

What:		/sys/bus/vmbus/devices/vmbus_*/channels/relid/read_avail
Date:		September. 2017
KernelVersion:	4.14
Contact:	Stephen Hemminger <sthemmin@microsoft.com>
Description:	Bytes availabble to read
Users:		Debugging tools

What:		/sys/bus/vmbus/devices/vmbus_*/channels/relid/write_avail
Date:		September. 2017
KernelVersion:	4.14
Contact:	Stephen Hemminger <sthemmin@microsoft.com>
Description:	Bytes availabble to write
Users:		Debugging tools

What:		/sys/bus/vmbus/devices/vmbus_*/channels/relid/events
Date:		September. 2017
KernelVersion:	4.14
Contact:	Stephen Hemminger <sthemmin@microsoft.com>
Description:	Number of times we have signaled the host
Users:		Debugging tools

What:		/sys/bus/vmbus/devices/vmbus_*/channels/relid/interrupts
Date:		September. 2017
KernelVersion:	4.14
Contact:	Stephen Hemminger <sthemmin@microsoft.com>
Description:	Number of times we have taken an interrupt (incoming)
Users:		Debugging tools