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Code Commentary Contents

Appendix A Introduction

Appendix B Describing Physical Memory

Appendix C Page Table Management

Appendix D Process Address Space

Appendix E Boot Memory Allocator

Appendix F Physical Page Allocation

Appendix G Non-Contiguous Memory Allocation

Appendix H Slab Allocator

Appendix I High Memory Mangement

Appendix J Page Frame Reclamation

Appendix K Swap Management

Appendix L Shared Memory Virtual Filesystem

L.1 Initialising shmfs
L.2 Creating Files in tmpfs
L.3 File Operations in tmpfs
L.4 Inode Operations in tmpfs
L.5 Page Faulting within a Virtual File
- L.5.1 Reading Pages during Page Fault
  - L.5.1.1 Function: shmem_nopage
  - L.5.1.2 Function: shmem_getpage
- L.5.2 Locating Swapped Pages
  - L.5.2.1 Function: shmem_alloc_entry
  - L.5.2.2 Function: shmem_swp_entry
L.6 Swap Space Interaction
L.7 Setting up Shared Regions
- L.7.1 Function: shmem_zero_setup
- L.7.2 Function: shmem_file_setup
L.8 System V IPC
- L.8.1 Creating a SYSV shared region
  - L.8.1.1 Function: sys_shmget
  - L.8.1.2 Function: newseg
- L.8.2 Attaching a SYSV Shared Region
  - L.8.2.1 Function: sys_shmat

Appendix M Out of Memory Management

Reference

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