Migration of peer-mapped memory pages

• Main Authors: Hairgrove, Mark, Fahs, Brian, Duluk, Jr., Jerome F, Jia, Chenghuan, Mashey, John, Buschardt, Cameron, Dunning, Lucien
• Format: Patent
• Language: English
• Published: 26.02.2019
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

Techniques are provided by which memory pages may be migrated among PPU memories in a multi-PPU system. According to the techniques, a UVM driver determines that a particular memory page should change ownership state and/or be migrated between one PPU memory and another PPU memory. In response to th...