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Deepin Linux
Deepin Linux
Mar 24, 2025 · Fundamentals

Understanding Page Fault Handling and Virtual Memory Management in the uCore Kernel

This article explains how Linux-like operating systems use virtual memory and the MMU to map virtual addresses to physical memory, describes the data structures (vma_struct and mm_struct) used by uCore, details the page‑fault handling flow, classifies fault types, and shows how these mechanisms affect system performance.

Memory ManagementOperating SystemVirtual Memory
0 likes · 27 min read
Understanding Page Fault Handling and Virtual Memory Management in the uCore Kernel
Deepin Linux
Deepin Linux
Jul 17, 2024 · Fundamentals

Understanding Page Fault Handling and Virtual Memory Management in uCore OS

This article explains the principles of virtual memory, the data structures and functions used in uCore to manage page faults, and how the operating system handles demand paging, page swapping, and invalid accesses through detailed code examples and workflow descriptions.

Memory ManagementOperating SystemPaging
0 likes · 23 min read
Understanding Page Fault Handling and Virtual Memory Management in uCore OS