diff options
Diffstat (limited to 'tools/perf/util/genelf_debug.c')
| -rw-r--r-- | tools/perf/util/genelf_debug.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/perf/util/genelf_debug.c b/tools/perf/util/genelf_debug.c index aa5dcc56b2ac..8588b3e35e00 100644 --- a/tools/perf/util/genelf_debug.c +++ b/tools/perf/util/genelf_debug.c @@ -337,6 +337,9 @@ static void emit_lineno_info(struct buffer_ext *be, { size_t i; + /* as described in the jitdump format */ + const char repeated_name_marker[] = {'\xff', '\0'}; + /* * Machine state at start of a statement program * address = 0 @@ -363,7 +366,8 @@ static void emit_lineno_info(struct buffer_ext *be, /* * check if filename changed, if so add it */ - if (!cur_filename || strcmp(cur_filename, ent->name)) { + if ((!cur_filename || strcmp(cur_filename, ent->name)) && + strcmp(repeated_name_marker, ent->name)) { emit_lne_define_filename(be, ent->name); cur_filename = ent->name; emit_set_file(be, ++cur_file_idx); |