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Diffstat (limited to 'tools/perf/tests/openat-syscall.c')
-rw-r--r--tools/perf/tests/openat-syscall.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/tools/perf/tests/openat-syscall.c b/tools/perf/tests/openat-syscall.c
index c9a37bc6b..033b54797 100644
--- a/tools/perf/tests/openat-syscall.c
+++ b/tools/perf/tests/openat-syscall.c
@@ -1,3 +1,5 @@
+#include <api/fs/tracing_path.h>
+#include <linux/err.h>
#include "thread_map.h"
#include "evsel.h"
#include "debug.h"
@@ -10,6 +12,7 @@ int test__openat_syscall_event(void)
unsigned int nr_openat_calls = 111, i;
struct thread_map *threads = thread_map__new(-1, getpid(), UINT_MAX);
char sbuf[STRERR_BUFSIZE];
+ char errbuf[BUFSIZ];
if (threads == NULL) {
pr_debug("thread_map__new\n");
@@ -17,13 +20,9 @@ int test__openat_syscall_event(void)
}
evsel = perf_evsel__newtp("syscalls", "sys_enter_openat");
- if (evsel == NULL) {
- if (tracefs_configured())
- pr_debug("is tracefs mounted on /sys/kernel/tracing?\n");
- else if (debugfs_configured())
- pr_debug("is debugfs mounted on /sys/kernel/debug?\n");
- else
- pr_debug("Neither tracefs or debugfs is enabled in this kernel\n");
+ if (IS_ERR(evsel)) {
+ tracing_path__strerror_open_tp(errno, errbuf, sizeof(errbuf), "syscalls", "sys_enter_openat");
+ pr_debug("%s\n", errbuf);
goto out_thread_map_delete;
}