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-rw-r--r--tools/perf/tests/shell/lib/stat_output.sh28
1 files changed, 27 insertions, 1 deletions
diff --git a/tools/perf/tests/shell/lib/stat_output.sh b/tools/perf/tests/shell/lib/stat_output.sh
index 698343f0ecf9..3c36e80fe422 100644
--- a/tools/perf/tests/shell/lib/stat_output.sh
+++ b/tools/perf/tests/shell/lib/stat_output.sh
@@ -1,3 +1,4 @@
+#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# Return true if perf_event_paranoid is > $1 and not running as root.
@@ -78,7 +79,7 @@ check_per_thread()
echo "[Skip] paranoid and not root"
return
fi
- perf stat --per-thread -a $2 true
+ perf stat --per-thread -p $$ $2 true
commachecker --per-thread
echo "[Success]"
}
@@ -96,6 +97,18 @@ check_per_cache_instance()
echo "[Success]"
}
+check_per_cluster()
+{
+ echo -n "Checking $1 output: per cluster "
+ if ParanoidAndNotRoot 0
+ then
+ echo "[Skip] paranoid and not root"
+ return
+ fi
+ perf stat --per-cluster -a $2 true
+ echo "[Success]"
+}
+
check_per_die()
{
echo -n "Checking $1 output: per die "
@@ -135,6 +148,19 @@ check_per_socket()
echo "[Success]"
}
+check_metric_only()
+{
+ echo -n "Checking $1 output: metric only "
+ if [ "$(uname -m)" = "s390x" ] && ! grep '^facilities' /proc/cpuinfo | grep -qw 67
+ then
+ echo "[Skip] CPU-measurement counter facility not installed"
+ return
+ fi
+ perf stat --metric-only $2 -M page_faults_per_second true
+ commachecker --metric-only
+ echo "[Success]"
+}
+
# The perf stat options for per-socket, per-core, per-die
# and -A ( no_aggr mode ) uses the info fetched from this
# directory: "/sys/devices/system/cpu/cpu*/topology". For