This source file includes following definitions.
- pid_filter__add
- pid_filter__has
1
2
3 #ifndef _PERF_BPF_PID_FILTER_
4 #define _PERF_BPF_PID_FILTER_
5
6 #include <bpf.h>
7
8 #define pid_filter(name) pid_map(name, bool)
9
10 static int pid_filter__add(struct bpf_map *pids, pid_t pid)
11 {
12 bool value = true;
13 return bpf_map_update_elem(pids, &pid, &value, BPF_NOEXIST);
14 }
15
16 static bool pid_filter__has(struct bpf_map *pids, pid_t pid)
17 {
18 return bpf_map_lookup_elem(pids, &pid) != NULL;
19 }
20
21 #endif