Contributors: 13
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Jason Baron |
105 |
41.67% |
1 |
5.26% |
| Arnaldo Carvalho de Melo |
38 |
15.08% |
5 |
26.32% |
| Peter Zijlstra |
29 |
11.51% |
2 |
10.53% |
| Ian Rogers |
20 |
7.94% |
1 |
5.26% |
| Steven Rostedt |
18 |
7.14% |
1 |
5.26% |
| Thomas Renninger |
13 |
5.16% |
1 |
5.26% |
| Eric Dumazet |
9 |
3.57% |
1 |
5.26% |
| Stanislav Fomichev |
6 |
2.38% |
1 |
5.26% |
| Frédéric Weisbecker |
4 |
1.59% |
2 |
10.53% |
| Ulrich Drepper |
4 |
1.59% |
1 |
5.26% |
| Jiri Olsa |
3 |
1.19% |
1 |
5.26% |
| Ingo Molnar |
2 |
0.79% |
1 |
5.26% |
| Greg Kroah-Hartman |
1 |
0.40% |
1 |
5.26% |
| Total |
252 |
|
19 |
|
// SPDX-License-Identifier: GPL-2.0
#include "tracepoint.h"
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <sys/param.h>
#include <unistd.h>
#include <api/fs/tracing_path.h>
int tp_event_has_id(const char *dir_path, struct dirent *evt_dir)
{
char evt_path[MAXPATHLEN];
int fd;
snprintf(evt_path, MAXPATHLEN, "%s/%s/id", dir_path, evt_dir->d_name);
fd = open(evt_path, O_RDONLY);
if (fd < 0)
return -EINVAL;
close(fd);
return 0;
}
/*
* Check whether event is in <debugfs_mount_point>/tracing/events
*/
int is_valid_tracepoint(const char *event_string)
{
DIR *sys_dir, *evt_dir;
struct dirent *sys_dirent, *evt_dirent;
char evt_path[MAXPATHLEN];
char *dir_path;
sys_dir = tracing_events__opendir();
if (!sys_dir)
return 0;
for_each_subsystem(sys_dir, sys_dirent) {
dir_path = get_events_file(sys_dirent->d_name);
if (!dir_path)
continue;
evt_dir = opendir(dir_path);
if (!evt_dir)
goto next;
for_each_event(dir_path, evt_dir, evt_dirent) {
snprintf(evt_path, MAXPATHLEN, "%s:%s",
sys_dirent->d_name, evt_dirent->d_name);
if (!strcmp(evt_path, event_string)) {
closedir(evt_dir);
put_events_file(dir_path);
closedir(sys_dir);
return 1;
}
}
closedir(evt_dir);
next:
put_events_file(dir_path);
}
closedir(sys_dir);
return 0;
}