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Chapter 5 - File Subsystem

File types
File Listings
File Permissions
User View of a File System
Path Names
Mounting Another File System
Internal Representation
Accessing Files in Programs
File Descriptors
Standard I/O and Redirection
Asynchronous File I/O
Buffer Cache
Bypassing the Buffer Cache
Sharing Files
File System Structure
Inodes
Superblock
Accessing Data Storage Blocks
Data Block Address Array
Extent List
Accessing Free Inodes and Data Blocks
Allocating and Deallocating Inodes
Allocating and Deallocating Free Blocks
Summary Comparison of S5 and F5 File Systems
File System Access Tables
The System Inode Table
The System File Table
The User Area File Descriptor Table
Using the File Access Tables
open
creat
read and write
Files Shared by Related Processes
Path Name Conversion
Synchronizing Disk Files and the Buffer Cache

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