Invention Grant
US08938602B2 Multiple sets of attribute fields within a single page table entry 有权
单个页表条目中的多组属性字段

Multiple sets of attribute fields within a single page table entry
Abstract:
A first processing unit and a second processing unit can access a system memory that stores a common page table that is common to the first processing unit and the second processing unit. The common page table can store virtual memory addresses to physical memory addresses mapping for memory chunks accessed by a job of an application. A page entry, within the common page table, can include a first set of attribute bits that defines accessibility of the memory chunk by the first processing unit, a second set of attribute bits that defines accessibility of the same memory chunk by the second processing unit, and physical address bits that define a physical address of the memory chunk.
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