Kernel Glossary

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Kernel Glossary

README
TAGS
Development Process
Development Process
- The kernel community
  The kernel community
Tooling
Tooling
- Git
  Git
- Finding patches
  Finding patches
  - Xapian Query Syntax
  - lei
- Applying patches
  Applying patches
- Sending patches
  Sending patches
  - git send-email
  - b4
  - patman
- Building the kernel
  Building the kernel
- AI tooling
  AI tooling
Debugging
Debugging
- Overview
  Overview
  - Debugging overview
- Print debugging
  Print debugging
  - Dynamic debug
  - debugfs
- Call traces
  Call traces
- Postmoterm
  Postmoterm
  - kdump
  - drgn drgn
    Table of contents
    
    References
    
    Videos
  - kgdb
- Kernel tracing
  Kernel tracing
- Sanitizers
  Sanitizers
  - Overview
  - KASAN
  - KMEMLEAD
  - KFENCE
  - KCSAN
  - UBSAN
  - Lockdep
- Static checks
  Static checks
  - SPARSE
  - smatch
  - coccinelle
Concurrency
Concurrency
- Sources of concurrency
  Sources of concurrency
  - IRQ
  - softirq
  - preemption
- Work deferring
  Work deferring
- Locking
  Locking
  - spinlock
  - mutex
  - semaphore
  - RCU
- Schedulers
  Schedulers
  - Overview
  - Processes
  - fair_sched
  - rt_sched
  - dl_sched
- Memory model
  Memory model
- System calls
  System calls
  - System call
  - vDSO
  - strace
- Time
  Time
  - Timer and timekeeping
  - hrtimer
Drivers
Drivers
- Overview
  Overview
- Hardware Descriptions
  Hardware Descriptions
  - Device tree
  - ACPI
- Buses (non-numerable)
  Buses (non-numerable)
  - I2C
  - SPI
  - Platform
- Buses (enumerable)
  Buses (enumerable)
  - USB
  - PCIe
- Hardware Resources
  Hardware Resources
  - GPIO
  - Interrupts
  - pinctrl
  - Clocks
  - regmap
  - DMA
  - firmware
- Other topics
  Other topics
  - DT schema
  - device_link
Power Management
Power Management
- Overview
  Overview
  - PM Frameworks
- System-wide suspend
  System-wide suspend
- Other System-wide suspend topics
  Other System-wide suspend topics
  - Modern Standby (S0ix)
  - ACPI S-States
- ACPI-related topics
  ACPI-related topics
  - ACPI power management objects
  - ACPI debugging
- Device Runtime Power Management
  Device Runtime Power Management
  - Runtime PM
  - PM Domain (genpd)
- CPU Runtime Power Management
  CPU Runtime Power Management
- PM QoS
  PM QoS
  - PM QoS
- CPU Idle
  CPU Idle
  - cpuidle
  - ACPI C-States
- Thermal Management
  Thermal Management
  - Thermal subsystem
  - thermald
Graphics
Graphics
- Display Interfaces
  Display Interfaces
  - VGA
  - RGB
  - LVDS
  - HDMI
  - DisplayPort
  - DP-MST
  - EDID
- Display Pipeline
  Display Pipeline
- Rendering Pipeline
  Rendering Pipeline
  - Rendering Pipeline
  - DRI
- Sample drivers
  Sample drivers
  - vkms
  - simpledrm
- Userspace Components
  Userspace Components
  - libdrm
  - Mesa
  - Wayland protocol
  - Mutter
  - libinput
- Tools
  Tools
Audio
Audio
- ALSA (userspace)
  ALSA (userspace)
  - alsa-ucm-conf
  - alsalib (libasound)
- ALSA (kernel)
  ALSA (kernel)
  - ALSA
  - ASoC
  - DAPM
- Audio Interfaces
  Audio Interfaces
  - Soundwire
- Userspace Services
  Userspace Services
- Platform-specific
  Platform-specific
  - Sound Open Firmware (SoF)
  - HDA
PCIe
PCIe
- LTSSM basics
  LTSSM basics
  - LTSSM overview
  - TS1 and TS2
- LTSSM states
  LTSSM states
- LTSSM scenarios
  LTSSM scenarios
  - Link speed change
  - Link width change
- Power Management
  Power Management
  - D-states
  - L0s (by ASPM)
  - L1 (by ASPM)
  - L1 (by PCI-PM)
  - L1 substates
  - L2/L3 Ready
  - L2
  - L3
  - PME
  - D3Cold
  - LTR
- Error reporting
  Error reporting
  - AER

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References

Videos