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Caleb Sander MateosandJens Axboe
eac857a12a
The _cleanup helper function doesn't take any arguments, so drop them from its callers. Signed-off-by: Caleb Sander Mateos <csander@purestorage.com> Reviewed-by: Ming Lei <tom.leiming@gmail.com> Link: https://patch.msgid.link/20260421200901.1528842-2-csander@purestorage.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
57 lines
1.3 KiB
Bash
Executable File
57 lines
1.3 KiB
Bash
Executable File
#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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. "$(cd "$(dirname "$0")" && pwd)"/test_common.sh
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ERR_CODE=0
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_prep_test "null" "stop --safe command"
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# Check if SAFE_STOP_DEV feature is supported
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if ! _have_feature "SAFE_STOP_DEV"; then
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_cleanup_test
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exit "$UBLK_SKIP_CODE"
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fi
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# Test 1: stop --safe on idle device should succeed
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dev_id=$(_add_ublk_dev -t null -q 2 -d 32)
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_check_add_dev $TID $?
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# Device is idle (no openers), stop --safe should succeed
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if ! ${UBLK_PROG} stop -n "${dev_id}" --safe; then
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echo "stop --safe on idle device failed unexpectedly!"
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ERR_CODE=255
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fi
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# Clean up device
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_ublk_del_dev "${dev_id}" > /dev/null 2>&1
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udevadm settle
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# Test 2: stop --safe on device with active opener should fail
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dev_id=$(_add_ublk_dev -t null -q 2 -d 32)
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_check_add_dev $TID $?
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# Open device in background (dd reads indefinitely)
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dd if=/dev/ublkb${dev_id} of=/dev/null bs=4k iflag=direct > /dev/null 2>&1 &
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dd_pid=$!
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# Give dd time to start
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sleep 0.2
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# Device has active opener, stop --safe should fail with -EBUSY
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if ${UBLK_PROG} stop -n "${dev_id}" --safe 2>/dev/null; then
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echo "stop --safe on busy device succeeded unexpectedly!"
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ERR_CODE=255
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fi
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# Kill dd and clean up
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kill $dd_pid 2>/dev/null
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wait $dd_pid 2>/dev/null
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# Now device should be idle, regular delete should work
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_ublk_del_dev "${dev_id}"
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udevadm settle
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_cleanup_test
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_show_result $TID $ERR_CODE
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