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Diffstat (limited to 'tests/qemu-iotests/026')
| -rwxr-xr-x | tests/qemu-iotests/026 | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tests/qemu-iotests/026 b/tests/qemu-iotests/026 index a4aa74764f..0c1273c339 100755 --- a/tests/qemu-iotests/026 +++ b/tests/qemu-iotests/026 @@ -218,6 +218,27 @@ _make_test_img 64M $QEMU_IO -c "write 0 1M" -c "write 0 1M" "$BLKDBG_TEST_IMG" | _filter_qemu_io _check_test_img +echo +echo === Avoid freeing preallocated zero clusters on failure === +echo + +cat > "$TEST_DIR/blkdebug.conf" <<EOF +[inject-error] +event = "write_aio" +errno = "5" +once = "on" +EOF + +_make_test_img $CLUSTER_SIZE +# Create a preallocated zero cluster +$QEMU_IO -c "write 0 $CLUSTER_SIZE" -c "write -z 0 $CLUSTER_SIZE" "$TEST_IMG" \ + | _filter_qemu_io +# Try to overwrite it (prompting an I/O error from blkdebug), thus +# triggering the alloc abort code +$QEMU_IO -c "write 0 $CLUSTER_SIZE" "$BLKDBG_TEST_IMG" | _filter_qemu_io + +_check_test_img + # success, all done echo "*** done" rm -f $seq.full |