perf scripts python: Fix query in call-graph-from-postgresql.py

Add a missing space which seemed not to affect PostgreSQL but upsets
SQLite.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Link: http://lkml.kernel.org/r/1501749090-20357-3-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/scripts/python/call-graph-from-postgresql.py b/tools/perf/scripts/python/call-graph-from-postgresql.py
index e78fdc2..ed9f7f3 100644 (file)
--- a/tools/perf/scripts/python/call-graph-from-postgresql.py
+++ b/tools/perf/scripts/python/call-graph-from-postgresql.py
@@ -160,7 +160,7 @@ class TreeItem():
                                  '( SELECT short_name FROM dsos WHERE id = ( SELECT dso_id FROM symbols WHERE id = ( SELECT symbol_id FROM call_paths WHERE id = call_path_id ) ) ), '
                                  '( SELECT ip FROM call_paths where id = call_path_id ) '
                                  'FROM calls WHERE parent_call_path_id = ' + str(self.call_path_id) + ' AND comm_id = ' + str(self.comm_id) + ' AND thread_id = ' + str(self.thread_id) +
-                                 'ORDER BY call_path_id')
+                                 ' ORDER BY call_path_id')
                if not ret:
                        raise Exception("Query failed: " + query.lastError().text())
                last_call_path_id = 0