You have a choice here.
It appears that every modern operating system course requires students to add a system call to the linux kernel. If you just Google the topic, you come up with lots of class note, blogs, and even a YouTube video on the topic.
It doesn’t seem to paricularly matter what your system call does, However, please have your system call return a single integer arugment and return an interesting integer. Also, provide an example of a user-level program that calls your new system call.
Complete the project questionnaire.