发明名称 Device emulation in a virtualised computing enviroment
摘要 Systems and methods for optimizing operation of a physical device in a virtualized computing environment are provided. The method comprises monitoring instructions issued by an application running on a virtual machine's (VM) operating system, wherein the VM is hosted by a hypervisor providing access to a physical device connected to a virtualized computing environment; wherein a device driver supported by the operating system issues one or more instructions to an emulated device supported by the hypervisor to control the physical device according to the issued instructions, wherein the emulated device's registers are implemented in memory of the hypervisor and the instructions issued by the device driver are stored in said registers, wherein the hypervisor handles the instructions, in response to learning that the instructions are stored in said registers.
申请公布号 GB201309307(D0) 申请公布日期 2013.07.10
申请号 GB20130009307 申请日期 2011.10.28
申请人 INTERNATIONAL BUSINESS MACHINES CORPORATION 发明人
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