1What:		/sys/devices/system/xen_cpu/
2Date:		May 2012
3Contact:	Liu, Jinsong <jinsong.liu@intel.com>
4Description:
5		A collection of global/individual Xen physical cpu attributes
6
7		Individual physical cpu attributes are contained in
8		subdirectories named by the Xen's logical cpu number, e.g.:
9		/sys/devices/system/xen_cpu/xen_cpu#/
10
11
12What:		/sys/devices/system/xen_cpu/xen_cpu#/online
13Date:		May 2012
14Contact:	Liu, Jinsong <jinsong.liu@intel.com>
15Description:
16		Interface to online/offline Xen physical cpus
17
18		When running under Xen platform, it provide user interface
19		to online/offline physical cpus, except cpu0 due to several
20		logic restrictions and assumptions.
21