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| Foreword | |
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| Introduction | |
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| UNIX Evolution and Standardization | |
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| A Brief Walk through Time | |
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| How Many Versions of UNIX Are There? | |
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| Why Is UNIX So Successful? | |
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| The Early Days of UNIX | |
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| The Evolution of BSD UNIX | |
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| Sun Microsystems and SunOS | |
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| System V Release 4 and Variants | |
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| Novell's Entry into the UNIX Market | |
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| Linux and the Open Source Movement | |
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| UNIX Standardization | |
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| Summary | |
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| File-Based Concepts | |
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| UNIX File Types | |
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| File Descriptors | |
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| Basic File Properties | |
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| The File Mode Creation Mask | |
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| Changing File Permissions | |
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| Changing File Ownership | |
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| Changing File Times | |
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| Truncating and Removing Files | |
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| Directories | |
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| Special Files | |
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| Symbolic Links and Hard Links | |
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| Named Pipes | |
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| Summary | |
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| User File I/O | |
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| Library Functions versus System Calls | |
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| Which Header Files to Use? | |
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| The Six Basic File Operations | |
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| Duplicate File Descriptors | |
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| Seeking and I/O Combined | |
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| Data and Attribute Caching | |
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| File and Record Locking | |
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| File Control Operations | |
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| Vectored Reads and Writes | |
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| Asynchronous I/O | |
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| Memory Mapped Files | |
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| 64-Bit File Access (LFS) | |
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| Sparse Files | |
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| Summary | |
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| The Standard I/O Library | |
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| The FILE Structure | |
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| Standard Input, Output, and Error | |
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| Opening and Closing a Stream | |
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| Standard I/O Library Buffering | |
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| Reading and Writing to/from a Stream | |
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| Seeking through the Stream | |
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| Summary | |
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| Filesystem-Based Concepts | |
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| What's in a Filesystem? | |
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| The Filesystem Hierarchy | |
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| Disks, Slices, Partitions, and Volumes | |
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| Raw and Block Devices | |
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| Filesystem Switchout Commands | |
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| Creating New Filesystems | |
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| Mounting and Unmounting Filesystems | |
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| Repairing Damaged Filesystems | |
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| The Filesystem Debugger | |
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| Per Filesystem Statistics | |
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| User and Group Quotas | |
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| Summary | |
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| UNIX Kernel Concepts | |
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| 5th to 7th Edition Internals | |
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| The UNIX Filesystem | |
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| Filesystem-Related Kernel Structures | |
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| System Call Handling | |
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| Pathname Resolution | |
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| Putting It All Together | |
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| Summary | |
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| Development of the SVR4 VFS/Vnode Architecture | |
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| The Need for Change | |
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| Pre-SVR3 Kernels | |
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| The File System Switch | |
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| The Sun VFS/Vnode Architecture | |
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| The SVR4 VFS/Vnode Architecture | |
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| Summary | |
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| Non-SVR4-Based Filesystem Architectures | |
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| The BSD Filesystem Architecture | |
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| Digital UNIX / True64 UNIX | |
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| The AIX Filesystem Architecture | |
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| The HP-UX VFS Architecture | |
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| Filesystem Support in Minix | |
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| Pre-2.4 Linux Filesystem Support | |
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| Microkernel Support for UNIX Filesystems | |
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| Summary | |
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| Disk-Based Filesystem Case Studies | |
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| The VERIT AS Filesystem | |
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| The UFS Filesystem | |
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| The ext2 and ext3 Filesystems | |
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| Summary | |
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| Mapping Filesystems to Multiprocessor Systems | |
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| The Evolution of Multiprocessor UNIX | |
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| Traditional UNIX Locking Primitives | |
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| Symmetric Multiprocessing UNIX | |
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| Summary | |
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| Pseudo Filesystems | |
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| The / proc Filesystem | |
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| The Specfs Filesystem | |
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| The BSD Memory-Based Filesystem (MFS) | |
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| The Sun tmpfs Filesystem | |
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| Other Pseudo Filesystems | |
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| Summary | |
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| Filesystem Backup | |
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| Traditional UNIX Tools | |
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| Frozen-Image Technology | |
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| Block-Level Incremental Backups | |
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| Hierarchical Storage Management | |
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| Summary | |
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| Clustered and Distributed Filesystems | |
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| Distributed Filesystems | |
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| Clustered Filesystems | |
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| Summary | |
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| Developing a Filesystem for the Linux Kernel | |
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| Designing the New Filesystem | |
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| Obtaining the Linux Kernel Source | |
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| Installing Debugging Support | |
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| Building the uxfs Filesystem | |
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| Creating a uxfs Filesystem | |
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| Module Initialization and Deinitialization | |
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| Mounting and Unmounting the Filesystem | |
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| Directory Lookups and Pathname Resolution | |
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| Inode Manipulation | |
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| File Creation and Link Management | |
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| Creating and Removing Directories | |
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| File I/O in uxfs | |
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| The Filesystem Stat Interface | |
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| The Filesystem Source Code | |
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| Suggested Exercises | |
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| Summary | |
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| Glossary | |
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| References | |
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| Index | |