1#!/bin/bash 2# SPDX-License-Identifier: GPL-2.0 3 4. "$(cd "$(dirname "$0")" && pwd)"/test_common.sh 5 6ERR_CODE=0 7 8_prep_test "fault_inject" "fast cleanup when all I/Os of one hctx are in server" 9 10# configure ublk server to sleep 2s before completing each I/O 11dev_id=$(_add_ublk_dev -t fault_inject -q 2 -d 1 --delay_us 2000000) 12_check_add_dev $TID $? 13 14STARTTIME=${SECONDS} 15 16dd if=/dev/urandom of=/dev/ublkb${dev_id} oflag=direct bs=4k count=1 status=none > /dev/null 2>&1 & 17dd_pid=$! 18 19__ublk_kill_daemon ${dev_id} "DEAD" >/dev/null 20 21wait $dd_pid 22dd_exitcode=$? 23 24ENDTIME=${SECONDS} 25ELAPSED=$(($ENDTIME - $STARTTIME)) 26 27# assert that dd sees an error and exits quickly after ublk server is 28# killed. previously this relied on seeing an I/O timeout and so would 29# take ~30s 30if [ $dd_exitcode -eq 0 ]; then 31 echo "dd unexpectedly exited successfully!" 32 ERR_CODE=255 33fi 34if [ $ELAPSED -ge 5 ]; then 35 echo "dd took $ELAPSED seconds to exit (>= 5s tolerance)!" 36 ERR_CODE=255 37fi 38 39_cleanup_test "fault_inject" 40_show_result $TID $ERR_CODE 41