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