Delivery of an interruption to an operating system

One embodiment of the invention is a method for handling an interruption during execution of an application on a computer system that uses a register stack, the method comprising receiving the interruption by a hypervisor, sending the interruption to an operating system for handling; if the register...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Gardner, Robert D, Magenheimer, Daniel J
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:One embodiment of the invention is a method for handling an interruption during execution of an application on a computer system that uses a register stack, the method comprising receiving the interruption by a hypervisor, sending the interruption to an operating system for handling; if the register stack has a fault, then generating, by the operating system, another interruption that is delivered to the hypervisor; after receiving the another interruption, covering, by the hypervisor, the register stack; after covering the register stack, sending the interruption to the operating system for handling; and after handling, returning to execution of the application.