The Linux Kernel
6.3.0-rc3
  • A guide to the Kernel Development Process
  • Submitting patches: the essential guide to getting your code into the kernel
  • Code of conduct
  • Kernel Maintainer Handbook
  • All development-process docs
  • Core API Documentation
  • Driver implementer’s API guide
  • Kernel subsystem documentation
    • Driver implementer’s API guide
    • Core API Documentation
    • locking
    • Accounting
    • Block
    • cdrom
    • CPUFreq - CPU frequency and voltage scaling code in the Linux(TM) kernel
    • Frame Buffer
    • fpga
    • Human Interface Devices (HID)
    • I2C/SMBus Subsystem
    • Industrial I/O
    • ISDN
    • InfiniBand
    • LEDs
    • NetLabel
    • Networking
    • pcmcia
    • Power Management
    • TCM Virtual Device
    • timers
    • Serial Peripheral Interface (SPI)
    • 1-Wire Subsystem
    • Watchdog Support
    • Virtualization Support
    • Input Documentation
    • Hardware Monitoring
    • GPU Driver Developer’s Guide
    • Compute Accelerators
    • Security Documentation
    • Sound Subsystem Documentation
    • Crypto API
    • Filesystems in the Linux kernel
      • Core VFS documentation
        • Overview of the Linux Virtual File System
        • Pathname lookup
        • Linux Filesystems API summary
        • splice and pipes
        • Locking
        • Directory Locking
        • The Devpts Filesystem
        • Linux Directory Notification
        • Fiemap Ioctl
        • File management in the Linux kernel
        • File Locking Release Notes
        • Filesystem Mount API
        • Quota subsystem
        • The seq_file Interface
        • Shared Subtrees
        • Idmappings
        • Automount Support
        • Filesystem Caching
          • General Filesystem Caching
          • Network Filesystem Caching API
          • Cache Backend API
          • Cache on Already Mounted Filesystem
        • Changes since 2.5.0:
      • Filesystem support layers
      • Filesystems
    • Memory Management Documentation
    • BPF Documentation
    • USB support
    • PCI Bus Subsystem
    • SCSI Subsystem
    • Assorted Miscellaneous Devices Documentation
    • Scheduler
    • MHI
    • PECI Subsystem
  • Locking in the kernel
  • Linux kernel licensing rules
  • How to write kernel documentation
  • Development tools for the kernel
  • Kernel Testing Guide
  • Kernel Hacking Guides
  • Linux Tracing Technologies
  • fault-injection
  • Kernel Livepatching
  • Rust
  • The Linux kernel user’s and administrator’s guide
  • The kernel build system
  • Reporting issues
  • User-space tools
  • The Linux kernel user-space API guide
  • The Linux kernel firmware guide
  • Open Firmware and Devicetree
  • CPU Architectures
  • Unsorted Documentation
  • Translations
The Linux Kernel
  • Kernel subsystem documentation
  • Filesystems in the Linux kernel
  • Filesystem Caching
  • View page source

Filesystem Caching¶

  • General Filesystem Caching
    • Overview
    • Statistical Information
    • Cache List
    • Volume List
    • Cookie List
    • Debugging
  • Network Filesystem Caching API
    • Overview
    • Volume Registration
    • Data File Registration
    • Marking A Cookie In-Use
    • Resizing A Data File (Truncation)
    • Data I/O API
    • Data File Coherency
    • Data File Invalidation
    • Write-Back Resource Management
    • Caching of Local Modifications
    • Page Release and Invalidation
    • API Function Reference
  • Cache Backend API
    • Overview
    • Cache Cookies
    • Registering a Cache
    • Bringing a Cache Online
    • Withdrawing a Cache From Service
    • Volume Cookies
    • Data Storage Cookies
    • Cookie Accounting
    • Cache Management API
    • Data I/O API
    • Miscellaneous Functions
    • API Function Reference
  • Cache on Already Mounted Filesystem
    • Overview
    • Requirements
    • Configuration
    • Starting the Cache
    • Things to Avoid
    • Cache Culling
    • Cache Structure
    • Security Model and SELinux
    • A Note on Security
    • Statistical Information
    • Debugging
    • On-demand Read
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