// SPDX-License-Identifier: GPL-2.0 #include <linux/bpf.h> #include <bpf/bpf_helpers.h> #include "bpf_misc.h" #include "bpf_test_utils.h" struct { __uint(type, BPF_MAP_TYPE_PROG_ARRAY); __uint(max_entries, 1); __uint(key_size, sizeof(__u32)); __array(values, void (void)); } jmp_table SEC(".maps"); SEC("?uprobe") int uprobe_normal(void *ctx) { bpf_tail_call_static(ctx, &jmp_table, 0); return 0; } SEC("?uprobe.s") int uprobe_sleepable_1(void *ctx) { bpf_tail_call_static(ctx, &jmp_table, 0); return 0; } int executed = 0; int my_pid = 0; SEC("?uprobe.s") int uprobe_sleepable_2(void *ctx) { int pid = bpf_get_current_pid_tgid() >> 32; if (pid != my_pid) return 0; executed++; return 0; } char __license[] SEC("license") = "GPL";