67 lines
1.9 KiB
Bash
Executable File
67 lines
1.9 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 http://www.opensolaris.org/os/licensing.
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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 2007 Sun Microsystems, Inc. All rights reserved.
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# Use is subject to license terms.
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#
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#
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# Copyright (c) 2013, 2016 by Delphix. All rights reserved.
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#
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. $STF_SUITE/include/libtest.shlib
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#
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# DESCRIPTION:
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# Writing to a file and mmapping that file at the
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# same time does not result in a deadlock.
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#
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# STRATEGY:
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# 1. Make sure this test executes on multi-processes system.
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# 2. Call mmapwrite binary.
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# 3. wait 30s and make sure the test file existed.
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#
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verify_runnable "both"
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log_assert "write()s to a file and mmap() that file at the same time does not "\
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"result in a deadlock."
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# Detect and make sure this test must be executed on a multi-process system
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if ! is_mp; then
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log_unsupported "This test requires a multi-processor system."
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fi
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log_must chmod 777 $TESTDIR
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mmapwrite $TESTDIR/normal_write_file $TESTDIR/map_write_file &
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PID_MMAPWRITE=$!
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log_note "mmapwrite $TESTDIR/normal_write_file $TESTDIR/map_write_file"\
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"pid: $PID_MMAPWRITE"
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log_must sleep 30
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log_must kill -9 $PID_MMAPWRITE
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log_must ls -l $TESTDIR/normal_write_file
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log_must ls -l $TESTDIR/map_write_file
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log_pass "write(2) a mmap(2)'ing file succeeded."
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