1What:		/sys/hypervisor/guest_type
2Date:		June 2017
3KernelVersion:	4.13
4Contact:	xen-devel@lists.xenproject.org
5Description:	If running under Xen:
6		Type of guest:
7		"Xen": standard guest type on arm
8		"HVM": fully virtualized guest (x86)
9		"PV": paravirtualized guest (x86)
10		"PVH": fully virtualized guest without legacy emulation (x86)
11
12What:		/sys/hypervisor/pmu/pmu_mode
13Date:		August 2015
14KernelVersion:	4.3
15Contact:	Boris Ostrovsky <boris.ostrovsky@oracle.com>
16Description:	If running under Xen:
17		Describes mode that Xen's performance-monitoring unit (PMU)
18		uses. Accepted values are
19			"off"  -- PMU is disabled
20			"self" -- The guest can profile itself
21			"hv"   -- The guest can profile itself and, if it is
22				  privileged (e.g. dom0), the hypervisor
23			"all" --  The guest can profile itself, the hypervisor
24				  and all other guests. Only available to
25				  privileged guests.
26
27What:           /sys/hypervisor/pmu/pmu_features
28Date:           August 2015
29KernelVersion:  4.3
30Contact:        Boris Ostrovsky <boris.ostrovsky@oracle.com>
31Description:	If running under Xen:
32		Describes Xen PMU features (as an integer). A set bit indicates
33		that the corresponding feature is enabled. See
34		include/xen/interface/xenpmu.h for available features
35
36What:		/sys/hypervisor/properties/buildid
37Date:		June 2017
38KernelVersion:	4.13
39Contact:	xen-devel@lists.xenproject.org
40Description:	If running under Xen:
41		Build id of the hypervisor, needed for hypervisor live patching.
42		Might return "<denied>" in case of special security settings
43		in the hypervisor.
44