| #!/bin/ksh -p |
| # |
| # CDDL HEADER START |
| # |
| # This file and its contents are supplied under the terms of the |
| # Common Development and Distribution License ("CDDL"), version 1.0. |
| # You may only use this file in accordance with the terms of version |
| # 1.0 of the CDDL. |
| # |
| # A full copy of the text of the CDDL should have accompanied this |
| # source. A copy of the CDDL is also available via the Internet at |
| # http://www.illumos.org/license/CDDL. |
| # |
| # CDDL HEADER END |
| # |
| |
| # |
| # Copyright (c) 2019 by Tim Chase. All rights reserved. |
| # Copyright (c) 2019 Lawrence Livermore National Security, LLC. |
| # |
| |
| . $STF_SUITE/include/libtest.shlib |
| |
| verify_runnable "global" |
| |
| if is_freebsd; then |
| log_unsupported "FreeBSD has no hole punching mechanism for the time being." |
| diskinfo -v $DISKS | grep -qE 'No.*# TRIM/UNMAP support' && |
| log_unsupported "DISKS do not support discard (TRIM/UNMAP)" |
| else |
| DISK1=${DISKS%% *} |
| |
| typeset -i max_discard=0 |
| if is_disk_device $DEV_RDSKDIR/$DISK1; then |
| max_discard=$(lsblk -Dbn $DEV_RDSKDIR/$DISK1 | awk '{ print $4; exit }') |
| fi |
| |
| if test $max_discard -eq 0; then |
| log_unsupported "DISKS do not support discard (TRIM/UNMAP)" |
| fi |
| fi |
| |
| log_pass |