diff --git a/[refs] b/[refs]
index ee52ec2fc4d4..5259a3707ba8 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b622d644c7d61a5cb95b74e7b143c263bed21f0a
+refs/heads/master: 6630125419ef37ff8781713c5e9d416f2a4ba357
diff --git a/trunk/tools/perf/perf-archive.sh b/trunk/tools/perf/perf-archive.sh
index 45fbe2f07b15..910468e6e01c 100644
--- a/trunk/tools/perf/perf-archive.sh
+++ b/trunk/tools/perf/perf-archive.sh
@@ -9,8 +9,9 @@ fi
 
 DEBUGDIR=~/.debug/
 BUILDIDS=$(mktemp /tmp/perf-archive-buildids.XXXXXX)
+NOBUILDID=0000000000000000000000000000000000000000
 
-perf buildid-list -i $PERF_DATA --with-hits > $BUILDIDS
+perf buildid-list -i $PERF_DATA --with-hits | grep -v "^$NOBUILDID " > $BUILDIDS
 if [ ! -s $BUILDIDS ] ; then
 	echo "perf archive: no build-ids found"
 	rm -f $BUILDIDS