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1#!/bin/bash
2# perf all metricgroups test
3# SPDX-License-Identifier: GPL-2.0
4
5ParanoidAndNotRoot()
6{
7 [ "$(id -u)" != 0 ] && [ "$(cat /proc/sys/kernel/perf_event_paranoid)" -gt $1 ]
8}
9
10system_wide_flag="-a"
11if ParanoidAndNotRoot 0
12then
13 system_wide_flag=""
14fi
15
16err=3
17skip=0
18for m in $(perf list --raw-dump metricgroups)
19do
20 echo "Testing $m"
21 result=$(perf stat -M "$m" $system_wide_flag sleep 0.01 2>&1)
22 result_err=$?
23 if [[ $result_err -eq 0 ]]
24 then
25 if [[ "$err" -ne 1 ]]
26 then
27 err=0
28 fi
29 else
30 if [[ "$result" =~ \
31 "Access to performance monitoring and observability operations is limited" ]]
32 then
33 echo "Permission failure"
34 echo $result
35 skip=1
36 elif [[ "$result" =~ "in per-thread mode, enable system wide" ]]
37 then
38 echo "Permissions - need system wide mode"
39 echo $result
40 skip=1
41 elif [[ "$m" == @(Default2|Default3|Default4) ]]
42 then
43 echo "Ignoring failures in $m that may contain unsupported legacy events"
44 else
45 echo "Metric group $m failed"
46 echo $result
47 err=1 # Fail
48 fi
49 fi
50done
51
52if [[ "$err" -eq 3 && "$skip" -eq 1 ]]
53then
54 err=2
55fi
56
57exit $err