Evolution of Suspend-to-Idle Support in the Linux Kernel
Save Big on Coursera Plus. 7,000+ courses at $160 off. Limited Time Only! Grab it Explore the evolution of Suspend-to-Idle support in the Linux kernel through this comprehensive conference talk. Delve into system suspend concepts, canonical use cases, and terminology related to working vs. sleeping states. Examine code flows and Suspend-to-Idle properties, including the control interface. Follow the progression of Suspend-to-Idle implementation across various Linux kernel versions, starting from 3.13 in 2014. Learn about challenges faced, such as wakeup problems and periodic kernel timers, and discover solutions like setting up IRQs for system wakeup and timekeeping suspend. Understand the Linux kernel development virtuous cycle and gain insights into EC-based power button event signaling. Conclude with references and an opportunity for questions, comments, and idea sharing.