diff options
Diffstat (limited to 'tools/perf/util/event.c')
| -rw-r--r-- | tools/perf/util/event.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index c3831f633de..9eb7005bc6d 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -379,6 +379,12 @@ int event__process_mmap(event_t *self, struct perf_session *session) session->vmlinux_maps[MAP__FUNCTION]->start = self->mmap.start; session->vmlinux_maps[MAP__FUNCTION]->end = self->mmap.start + self->mmap.len; + /* + * Be a bit paranoid here, some perf.data file came with + * a zero sized synthesized MMAP event for the kernel. + */ + if (session->vmlinux_maps[MAP__FUNCTION]->end == 0) + session->vmlinux_maps[MAP__FUNCTION]->end = ~0UL; perf_session__set_kallsyms_ref_reloc_sym(session, symbol_name, self->mmap.pgoff); |