Time Management Subsystem in ARMv8
Reposting an article;https://kernel.meizu.com/2023/12/13/Full-stack-resolution-of-the-Linux-time-subsystem/The time management in ARMv8 is primarily based on the same time base + different offsets = specific time.Let’s take a look at the main data structures.Used to calculate the time value under a certain offset; assuming we read the real time starting from 1970.Here, the current base + offset 【【TK_OFFS_REAL】 is equal … Read more