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-rw-r--r--tools/perf/builtin-trace.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 3964cf44cdbc..e541d0e2777a 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -3398,6 +3398,19 @@ try_to_find_pair:
if (strcmp(field->type, candidate_field->type))
goto next_candidate;
+ /*
+ * This is limited in the BPF program but sys_write
+ * uses "const char *" for its "buf" arg so we need to
+ * use some heuristic that is kinda future proof...
+ */
+ if (strcmp(field->type, "const char *") == 0 &&
+ !(strstr(field->name, "name") ||
+ strstr(field->name, "path") ||
+ strstr(field->name, "file") ||
+ strstr(field->name, "root") ||
+ strstr(field->name, "description")))
+ goto next_candidate;
+
is_candidate = true;
}