公开(公告)号：US20170192905A1

公开(公告)日：2017-07-06

申请号：US15394043

申请日：2016-12-29

Applicant: Avast Software s.r.o.

Inventor： Jakub Jermár

IPC: G06F12/1009

CPC classification number: G06F12/1009 ,  G06F2212/1016 ,  G06F2212/1024 ,  G06F2212/651 ,  G06F2212/657

Abstract: Systems and methods enable initializing and accessing page metadata stored in the last level of a multi-level page table, wherein an effort is made to reduce the number of metadata initializations and the number of page table walks for sequential accesses in comparison with a naïve method realized by a sequence of random accesses.