perf annotate: Show better message when no vmlinux is found

In both --tui and --stdio, in 'annotate', 'top', 'report' when trying to
annotate a kernel symbol having just access to a kallsyms file, that
doesn't have the DWARF info needed for annotation.

Suggested-by: Ingo Molnar <mingo@elte.hu>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 0 insertions, 8 deletions

diff --git a/tools/perf/util/ui/browsers/hists.c b/tools/perf/util/ui/browsers/hists.c
index 294b49538522..497b3c4076a3 100644
--- a/tools/perf/util/ui/browsers/hists.c
+++ b/tools/perf/util/ui/browsers/hists.c
@@ -924,14 +924,6 @@ int hists__browse(struct hists *self, const char *helpline,
                 if (choice == annotate) {
                         struct hist_entry *he;
 do_annotate:
-                        if (browser->selection->map->dso->origin == DSO__ORIG_KERNEL) {
-                                browser->selection->map->dso->annotate_warned = 1;
-                                ui_helpline__puts("No vmlinux file found, can't "
-                                                 "annotate with just a "
-                                                 "kallsyms file");
-                                continue;
-                        }
-
                         he = hist_browser__selected_entry(browser);
                         if (he == NULL)
                                 continue;