// SPDX-License-Identifier: GPL-2.0 #include "vmlinux.h" #include <bpf/bpf_helpers.h> #include <bpf/bpf_tracing.h> char _license[] SEC("license") = "GPL"; #if defined(__TARGET_ARCH_x86) SEC("kprobe") int kprobe_write_ctx(struct pt_regs *ctx) { ctx->ax = 0; return 0; } SEC("kprobe.multi") int kprobe_multi_write_ctx(struct pt_regs *ctx) { ctx->ax = 0; return 0; } SEC("?kprobe") int kprobe_dummy(struct pt_regs *regs) { return 0; } SEC("?freplace") int freplace_kprobe(struct pt_regs *regs) { regs->di = 0; return 0; } SEC("?fentry/bpf_fentry_test1") int BPF_PROG(fentry) { return 0; } #endif