diff options
| -rw-r--r-- | tools/perf/util/probe-event.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c index 4fb4803..5d3baec 100644 --- a/tools/perf/util/probe-event.c +++ b/tools/perf/util/probe-event.c @@ -180,15 +180,16 @@ static int try_to_find_kprobe_trace_events(struct perf_probe_event *pev, return -ENOENT; } /* Error path : ntevs < 0 */ - if (need_dwarf) { - if (ntevs == -EBADF) - pr_warning("No dwarf info found in the vmlinux - " - "please rebuild with CONFIG_DEBUG_INFO=y.\n"); - return ntevs; + pr_debug("An error occurred in debuginfo analysis (%d).\n", ntevs); + if (ntevs == -EBADF) { + pr_warning("Warning: No dwarf info found in the vmlinux - " + "please rebuild kernel with CONFIG_DEBUG_INFO=y.\n"); + if (!need_dwarf) { + pr_debug("Trying to use symbols.\nn"); + return 0; + } } - pr_debug("An error occurred in debuginfo analysis." - " Try to use symbols.\n"); - return 0; + return ntevs; } #define LINEBUF_SIZE 256 |