1 files changed, 4 insertions, 4 deletions

diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 378ac5422bcf..fd1c5a39a5bb 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -69,9 +69,6 @@ struct perf_session *perf_session__new(const char *filename, int mode, bool forc
         self->unknown_events = 0;
         map_groups__init(&self->kmaps);
 
-        if (perf_session__create_kernel_maps(self) < 0)
-                goto out_delete;
-
         if (mode == O_RDONLY && perf_session__open(self, force) < 0)
                 goto out_delete;
 
@@ -268,8 +265,11 @@ int perf_header__read_build_ids(int input, u64 offset, u64 size)
                         head = &dsos__kernel;
 
                 dso = __dsos__findnew(head, filename);
-                if (dso != NULL)
+                if (dso != NULL) {
                         dso__set_build_id(dso, &bev.build_id);
+                        if (head == &dsos__kernel && filename[0] == '[')
+                                dso->kernel = 1;
+                }
 
                 offset += bev.header.size;
         }