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1. (WO2018196839) INTERNAL MEMORY ACCESS METHOD AND COMPUTER SYSTEM

Pub. No.:    WO/2018/196839    International Application No.:    PCT/CN2018/084777
Publication Date: Fri Nov 02 00:59:59 CET 2018 International Filing Date: Sat Apr 28 01:59:59 CEST 2018
IPC: G06F 12/08
Applicants: HUAWEI TECHNOLOGIES CO., LTD.
华为技术有限公司
HUAZHONG UNIVERSITY OF SCIENCE & TECHNOLOGY
华中科技大学
Inventors: LIU, Haikun
刘海坤
CHEN, Ji
陈吉
YU, Guosheng
余国生
Title: INTERNAL MEMORY ACCESS METHOD AND COMPUTER SYSTEM
Abstract:
Provided are an internal memory access method and a computer system. The internal memory access method is applied to a computer system containing a hybrid internal memory. The hybrid internal memory includes a first memory and a second memory. The method comprises: receiving a first access request with a first virtual address; according to a first page list cache in a computer system, converting the first virtual address to a first physical address, wherein the first physical address is a physical address of a first large page in a first memory, with the first large page containing a plurality of small pages; when determining that data of a first small page in the first large page has been migrated to a second memory, accessing the second memory according to a second physical address stored in the first small page, wherein the second physical address is a physical address of a second small page in the second memory, the data migrated from the first small page is stored in the second small page, and the second memory comprises a plurality of small pages.