summaryrefslogtreecommitdiffstats
path: root/tools
diff options
context:
space:
mode:
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/builtin-probe.c18
-rw-r--r--tools/perf/util/probe-finder.c4
2 files changed, 12 insertions, 10 deletions
diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c
index 919037b..438a7bb 100644
--- a/tools/perf/builtin-probe.c
+++ b/tools/perf/builtin-probe.c
@@ -261,15 +261,19 @@ int cmd_probe(int argc, const char **argv, const char *prefix __used)
lseek(fd, SEEK_SET, 0);
ret = find_probepoint(fd, pp);
- if (ret < 0) {
- if (session.need_dwarf)
- die("Could not analyze debuginfo.");
-
- pr_warning("An error occurred in debuginfo analysis. Try to use symbols.\n");
- break;
- }
+ if (ret > 0)
+ continue;
if (ret == 0) /* No error but failed to find probe point. */
die("No probe point found.");
+ /* Error path */
+ if (session.need_dwarf) {
+ if (ret == -ENOENT)
+ pr_warning("No dwarf info found in the vmlinux - please rebuild with CONFIG_DEBUG_INFO=y.\n");
+ die("Could not analyze debuginfo.");
+ }
+ pr_debug("An error occurred in debuginfo analysis."
+ " Try to use symbols.\n");
+ break;
}
close(fd);
diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c
index 4585f1d..4b852c0 100644
--- a/tools/perf/util/probe-finder.c
+++ b/tools/perf/util/probe-finder.c
@@ -687,10 +687,8 @@ int find_probepoint(int fd, struct probe_point *pp)
struct probe_finder pf = {.pp = pp};
ret = dwarf_init(fd, DW_DLC_READ, 0, 0, &__dw_debug, &__dw_error);
- if (ret != DW_DLV_OK) {
- pr_warning("No dwarf info found in the vmlinux - please rebuild with CONFIG_DEBUG_INFO.\n");
+ if (ret != DW_DLV_OK)
return -ENOENT;
- }
pp->found = 0;
while (++cu_number) {
OpenPOWER on IntegriCloud