Virtual machine monitor, virtual machine system and clock...

Details Virtual machine monitor, virtual machine system and clock... Virtual machine monitor, virtual machine system and clock...

2008-11-19

2011-12-27

Misiura, Brian (Department: 2111)

Electrical computers and digital processing systems: support

Clock, pulse, or timing signal generation or analysis

C713S600000, C713S400000

Reexamination Certificate

active

08086890

ABSTRACT:
A virtual machine monitor, a virtual machine system and a clock distribution method thereof. The clock distribution method includes: distributing real clock resource to a Guest Operation System (GOS), and saving correspondence between said GOS and said real clock resource; intercepting an access operation of said GOS to a virtual clock resource; sending said access operation to the corresponding real clock resource according to said correspondence, and then performing a write operation, or injecting an interrupt of said real clock resource into a local Advanced Programmable Interrupt Controllers (APIC) of a virtual CPU of the corresponding GOS of said GOSs.

REFERENCES:
patent: 2007/0033589 (2007-02-01), Nicholas et al.

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