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-rw-r--r--tools/perf/util/event.c6
-rw-r--r--tools/perf/util/symbol.c2
2 files changed, 7 insertions, 1 deletions
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index c3831f6..9eb7005 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);
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 6882e9f..ee9c37e 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -1937,7 +1937,7 @@ int map_groups__create_kernel_maps(struct map_groups *self,
return -1;
if (symbol_conf.use_modules && map_groups__create_modules(self) < 0)
- return 0;
+ pr_debug("Problems creating module maps, continuing anyway...\n");
/*
* Now that we have all the maps created, just set the ->end of them:
*/