Dmitry V. Levin
92e347b556
We do our best to keep copyright headers up to date, yet git history provides better information on this subject and is more accurate than copyright headers.
37 lines
662 B
C
37 lines
662 B
C
/*
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* Copyright (c) 2016-2018 The strace developers.
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* All rights reserved.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "tests.h"
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#include <asm/unistd.h>
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#if defined __NR_mlock && defined __NR_munlock
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# include <stdio.h>
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# include <unistd.h>
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int
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main(void)
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{
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const int size = 1024;
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const char *addr = tail_alloc(size);
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long rc = syscall(__NR_mlock, addr, size);
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printf("mlock(%p, %d) = %s\n", addr, size, sprintrc(rc));
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rc = syscall(__NR_munlock, addr, size);
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printf("munlock(%p, %d) = %s\n", addr, size, sprintrc(rc));
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puts("+++ exited with 0 +++");
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return 0;
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}
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#else
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SKIP_MAIN_UNDEFINED("__NR_mlock && __NR_munlock")
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#endif
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