US Patent Issued to ADVANCED MICRO DEVICES, ATI TECHNOLOGIES on Sept. 15 for "Interrupt control using a guest owned backing page" (Canadian, American Inventors)

ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,737,209, issued on Sept. 15, was assigned to ADVANCED MICRO DEVICES INC. (Santa Clara, Calif.) and ATI TECHNOLOGIES ULC (Markham, Canada).

"Interrupt control using a guest owned backing page" was invented by David Kaplan (Austin, Texas), Jelena Ilic (Austin, Texas), Nippon Raval (Markham, Canada) and Philip Ng (Toronto).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques for implementing programmable control by a guest virtual machine (VM) of interrupts at a processing system using a guest owned backing page are disclosed. The VM programs a guest owned backing page (e.g., a data structure in memory) that designates particular interrupts that are t...