1#include "vmlinux.h" 2#include <linux/version.h> 3#include <bpf/bpf_helpers.h> 4 5SEC("kprobe/open_ctree") 6int bpf_prog1(struct pt_regs *ctx) 7{ 8 unsigned long rc = -12; 9 10 bpf_override_return(ctx, rc); 11 return 0; 12} 13 14char _license[] SEC("license") = "GPL"; 15u32 _version SEC("version") = LINUX_VERSION_CODE; 16