1#!/bin/sh
2# SPDX-License-Identifier: GPL-2.0-only
3
4. ./eeh-functions.sh
5
6eeh_test_prep # NB: may exit
7
8vf_list="$(eeh_enable_vfs)";
9if $? != 0 ; then
10	log "No usable VFs found. Skipping EEH unaware VF test"
11	exit $KSELFTESTS_SKIP;
12fi
13
14log "Enabled VFs: $vf_list"
15
16failed=0
17for vf in $vf_list ; do
18	log "Testing $vf"
19
20	if eeh_can_recover $vf ; then
21		log "Driver for $vf supports error recovery. Unbinding..."
22		echo "$vf" > /sys/bus/pci/devices/$vf/driver/unbind
23	fi
24
25	log "Breaking $vf..."
26	if ! eeh_one_dev $vf ; then
27		log "$vf failed to recover"
28		failed="$((failed + 1))"
29	fi
30done
31
32eeh_disable_vfs
33
34test "$failed" != 0
35exit $?;
36