Cooking into BPF internals

Note: This will be a casual blog, so excuse my language. It&rsquo;s mostly stuff for documentation (for my brain). The goal My goal today is to start from the syscall and reach verifier.c&rsquo;s entry function. After that, I will move on to analyzing verifier.c itself in the next part to this blog series. sys_bpf We start from the very beginning. sys_bpf is where everything begins.…