| #! /bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| # Copyright (c) 2016 Oracle, Inc. All Rights Reserved. |
| # |
| # FS QA Test No. 349 |
| # |
| # Test fallocate(ZERO_RANGE) on a block device, which should be able to |
| # WRITE SAME (or equivalent) the range. |
| # |
| . ./common/preamble |
| _begin_fstest blockdev rw zero |
| |
| _register_cleanup "_cleanup" BUS |
| |
| # Import common functions. |
| . ./common/filter |
| . ./common/scsi_debug |
| |
| _require_scsi_debug |
| _require_xfs_io_command "fzero" |
| |
| echo "Create and format" |
| dev=$(_get_scsi_debug_dev 512 512 0 4 "lbpws=1 lbpws10=1") |
| _pwrite_byte 0x62 0 4m $dev >> $seqres.full |
| |
| echo "Zero range" |
| $XFS_IO_PROG -c "fzero -k 512k 1m" $dev |
| |
| echo "Zero range without keep_size" |
| $XFS_IO_PROG -c "fzero 384k 64k" $dev |
| |
| echo "Zero range past EOD" |
| $XFS_IO_PROG -c "fzero -k 3m 4m" $dev |
| |
| echo "Check contents" |
| md5sum $dev | sed -e "s|$dev|SCSI_DEBUG_DEV|g" |
| |
| echo "Zero range to MAX_LFS_FILESIZE" |
| # zod = MAX_LFS_FILESIZE |
| zod=$(_get_max_lfs_filesize) |
| $XFS_IO_PROG -c "fzero -k 0 $zod" $dev |
| |
| echo "Check contents" |
| md5sum $dev | sed -e "s|$dev|SCSI_DEBUG_DEV|g" |
| |
| echo "Destroy device" |
| _put_scsi_debug_dev |
| |
| # success, all done |
| status=0 |
| exit |
