// SPDX-License-Identifier: GPL-2.0 #include <linux/bpf.h> #include <bpf/bpf_helpers.h> #include <bpf/bpf_tracing.h> char _license[] SEC("license") = "GPL"; int pid = 0; SEC("kprobe.multi") int test_override(struct pt_regs *ctx) { if (bpf_get_current_pid_tgid() >> 32 != pid) return 0; bpf_override_return(ctx, 123); return 0; } SEC("kprobe") int test_kprobe_override(struct pt_regs *ctx) { if (bpf_get_current_pid_tgid() >> 32 != pid) return 0; bpf_override_return(ctx, 123); return 0; }