Core API Documentation

This is the beginning of a manual for core kernel APIs. The conversion (and writing!) of documents for this manual is much appreciated!

Core utilities

• The Linux Kernel API
• Generic Associative Array Implementation
• Semantics and Behavior of Atomic and Bitmask Operations
• Cache and TLB Flushing Under Linux
• refcount_t API compared to atomic_t
• CPU hotplug in the Kernel
• ID Allocation
• Semantics and Behavior of Local Atomic Operations
• Concurrency Managed Workqueue (cmwq)
• Linux generic IRQ handling
• XArray
• Reed-Solomon Library Programming Interface
• The genalloc/genpool subsystem
• The errseq_t datatype
• How to get printk format specifiers right
• Circular Buffers
• Generic radix trees/sparse arrays
• Memory Allocation Guide
• Memory Management APIs
• GFP masks used from FS/IO context
• ktime accessors
• Boot time memory management
• Memory hotplug
• Memory Protection Keys
• RCU concepts
• GCC plugin infrastructure

Interfaces for kernel debugging

• The object-lifetime debugging infrastructure
• The Linux Kernel Tracepoint API