RISC-V Ftrace - Working with Preemption

Explore the intricacies of RISC-V ftrace and its interaction with preemption in this informative conference talk from the Linux Plumbers Conference. Delve into the challenges and solutions presented by Tao Chiu as they discuss the implementation of ftrace in the RISC-V architecture, focusing on how it handles preemption scenarios. Gain insights into the inner workings of Linux kernel tracing mechanisms and their adaptation to the RISC-V instruction set. Learn about the specific considerations and optimizations required to ensure efficient and accurate tracing in preemptive environments on RISC-V platforms.