cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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eeh-vf-aware.sh (754B)


      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
     16tested=0
     17passed=0
     18for vf in $vf_list ; do
     19	log "Testing $vf"
     20
     21	if ! eeh_can_recover $vf ; then
     22		log "Driver for $vf doesn't support error recovery, skipping"
     23		continue;
     24	fi
     25
     26	tested="$((tested + 1))"
     27
     28	log "Breaking $vf..."
     29	if ! eeh_one_dev $vf ; then
     30		log "$vf failed to recover"
     31		continue;
     32	fi
     33
     34	passed="$((passed + 1))"
     35done
     36
     37eeh_disable_vfs
     38
     39if [ "$tested" == 0 ] ; then
     40	echo "No VFs with EEH aware drivers found, skipping"
     41	exit $KSELFTESTS_SKIP
     42fi
     43
     44test "$failed" != 0
     45exit $?;