68 lines
2.0 KiB
Bash
Executable File
68 lines
2.0 KiB
Bash
Executable File
#!/bin/ksh -p
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#
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# CDDL HEADER START
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#
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# The contents of this file are subject to the terms of the
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# Common Development and Distribution License (the "License").
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# You may not use this file except in compliance with the License.
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#
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# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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# or https://opensource.org/licenses/CDDL-1.0.
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# See the License for the specific language governing permissions
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# and limitations under the License.
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#
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# When distributing Covered Code, include this CDDL HEADER in each
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# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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# If applicable, add the following below this CDDL HEADER, with the
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# fields enclosed by brackets "[]" replaced with your own identifying
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# information: Portions Copyright [yyyy] [name of copyright owner]
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#
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# CDDL HEADER END
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#
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#
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# Copyright (c) 2021 by Lawrence Livermore National Security, LLC.
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#
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. $STF_SUITE/include/libtest.shlib
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. $STF_SUITE/tests/functional/mmap/mmap.cfg
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#
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# DESCRIPTION:
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# lseek() data/holes for an mmap()'d file.
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#
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# STRATEGY:
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# 1. Enable compression and hole reporting for dirty files.
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# 2. Call mmap_seek binary test case for various record sizes.
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#
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verify_runnable "global"
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function cleanup
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{
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log_must zfs set compression=off $TESTPOOL/$TESTFS
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log_must zfs set recordsize=128k $TESTPOOL/$TESTFS
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log_must rm -f $TESTDIR/test-mmap-file
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log_must set_tunable64 DMU_OFFSET_NEXT_SYNC $dmu_offset_next_sync
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}
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log_assert "lseek() data/holes for an mmap()'d file."
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log_onexit cleanup
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# Enable hole reporting for dirty files.
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typeset dmu_offset_next_sync=$(get_tunable DMU_OFFSET_NEXT_SYNC)
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log_must set_tunable64 DMU_OFFSET_NEXT_SYNC 1
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# Compression must be enabled to convert zero'd blocks to holes.
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# This behavior is checked by the mmap_seek test.
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log_must zfs set compression=on $TESTPOOL/$TESTFS
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for bs in 4096 8192 16384 32768 65536 131072; do
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log_must zfs set recordsize=$bs $TESTPOOL/$TESTFS
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log_must mmap_seek $TESTDIR/test-mmap-file $((1024*1024)) $bs
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log_must rm $TESTDIR/test-mmap-file
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done
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log_pass "lseek() data/holes for an mmap()'d file succeeded."
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