| #! /bin/bash |
| # FS QA Test No. 350 |
| # |
| # Test fallocate(PUNCH_HOLE) on a block device, which should be able to |
| # zero-TRIM (or equivalent) the range. |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2016 Oracle, Inc. All Rights Reserved. |
| # |
| # This program is free software; you can redistribute it and/or |
| # modify it under the terms of the GNU General Public License as |
| # published by the Free Software Foundation. |
| # |
| # This program is distributed in the hope that it would be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write the Free Software Foundation, |
| # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| #----------------------------------------------------------------------- |
| # |
| |
| seq=`basename $0` |
| seqres=$RESULT_DIR/$seq |
| echo "QA output created by $seq" |
| |
| here=`pwd` |
| tmp=/tmp/$$ |
| status=1 # failure is the default! |
| trap "_cleanup; exit \$status" 0 1 2 3 7 15 |
| |
| _cleanup() |
| { |
| cd / |
| rm -rf $tmp.* |
| } |
| |
| # get standard environment, filters and checks |
| . ./common/rc |
| . ./common/filter |
| . ./common/scsi_debug |
| |
| # real QA test starts here |
| _supported_os Linux |
| _require_scsi_debug |
| _require_xfs_io_command "fpunch" |
| |
| echo "Create and format" |
| dev=$(_get_scsi_debug_dev 512 512 0 4 "lbpws=1 lbpws10=1") |
| _pwrite_byte 0x62 0 4m $dev >> $seqres.full |
| |
| echo "Zero punch" |
| $XFS_IO_PROG -c "fpunch 512k 1m" $dev |
| |
| echo "Punch range past EOD" |
| $XFS_IO_PROG -c "fpunch 3m 4m" $dev |
| |
| echo "Check contents" |
| md5sum $dev | sed -e "s|$dev|SCSI_DEBUG_DEV|g" |
| |
| echo "Punch to MAX_LFS_FILESIZE" |
| # zod = MAX_LFS_FILESIZE |
| case "$(getconf LONG_BIT)" in |
| "32") |
| zod=$(( ($(getconf PAGE_SIZE) << ($(getconf LONG_BIT) - 1) ) - 1)) |
| ;; |
| "64") |
| zod=9223372036854775807 |
| ;; |
| *) |
| _fail "sizeof(long) == $(getconf LONG_BIT)?" |
| ;; |
| esac |
| $XFS_IO_PROG -c "fpunch 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 |