Sitemap Table of Contents Copyright Foreword Preface So Here We Are Kernel Version Audience Book Website Second Edition Acknowledgments About the Author We Want to Hear from You! Reader Services Chapter 1. Introduction to the Linux Kernel Along Came Linus: Introduction to Linux Overview of Operating Systems and Kernels Linux Versus Classic Unix Kernels Linux Kernel Versions The Linux Kernel Development Community Before We Begin Chapter 2. Getting Started with the Kernel Obtaining the Kernel Source The Kernel Source Tree Building the Kernel A Beast of a Different Nature So Here We Are Chapter 3. Process Management Process Descriptor and the Task Structure Process Creation The Linux Implementation of Threads Process Termination Process Wrap Up Chapter 4. Process Scheduling Policy The Linux Scheduling Algorithm Preemption and Context Switching Real-Time Scheduler-Related System Calls Scheduler Finale Chapter 5. System Calls APIs, POSIX, and the C Library Syscalls System Call Handler System Call Implementation System Call Context System Calls in Conclusion Chapter 6. Interrupts and Interrupt Handlers Interrupts Interrupt Handlers Registering an Interrupt Handler Writing an Interrupt Handler Interrupt Context Implementation of Interrupt Handling Interrupt Control Dont Interrupt Me; Were Almost Done! Chapter 7. Bottom Halves and Deferring Work Bottom Halves Softirqs Tasklets Work Queues Which Bottom Half Should I Use? Locking Between the Bottom Halves The Bottom of Bottom-Half Processing Endnotes Chapter 8. Kernel Synchronization Introduction Critical Regions and Race Conditions Locking Deadlocks Contention and Scalability Locking and Your Code Chapter 9. Kernel Synchronization Methods Atomic Operations Spin Locks Reader-Writer Spin Locks Semaphores Reader-Writer Semaphores Spin Locks Versus Semaphores Completion Variables BKL: The Big Kernel Lock Preemption Disabling Ordering and Barriers Synchronization Summarization Chapter 10. Timers and Time Management Kernel Notion of Time The Tick Rate: HZ Jiffies Hardware Clocks and Timers The Timer Interrupt Handler The Time of Day Timers Delaying Execution Out of Time Chapter 11. Memory Management Pages Zones Getting Pages kmalloc() vmalloc() Slab Layer Slab Allocator Interface Statically Allocating on the Stack High Memory Mappings Per-CPU Allocations The New percpu Interface Reasons for Using Per-CPU Data Which Allocation Method Should I Use?
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