Coverage Report

Created: 2025-06-13 06:43

/src/php-src/Zend/zend_mmap.h
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/*
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   +----------------------------------------------------------------------+
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   | This source file is subject to version 2.00 of the Zend license,     |
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   | that is bundled with this package in the file LICENSE, and is        |
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   | available through the world-wide-web at the following url:           |
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   | http://www.zend.com/license/2_00.txt.                                |
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   | If you did not receive a copy of the Zend license and are unable to  |
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   | obtain it through the world-wide-web, please send a note to          |
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   | license@zend.com so we can mail you a copy immediately.              |
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   +----------------------------------------------------------------------+
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   | Authors: Max Kellermann <max.kellermann@ionos.com>                   |
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   +----------------------------------------------------------------------+
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*/
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#ifndef ZEND_MMAP_H
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#define ZEND_MMAP_H
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#include "zend_portability.h"
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#ifdef HAVE_PRCTL
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# include <sys/prctl.h>
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/* fallback definitions if our libc is older than the kernel */
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# ifndef PR_SET_VMA
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#  define PR_SET_VMA 0x53564d41
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# endif
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# ifndef PR_SET_VMA_ANON_NAME
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#  define PR_SET_VMA_ANON_NAME 0
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# endif
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#endif // HAVE_PRCTL
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/**
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 * Set a name for the specified memory area.
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 *
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 * This feature requires Linux 5.17.
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 */
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static zend_always_inline void zend_mmap_set_name(const void *start, size_t len, const char *name)
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{
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#ifdef HAVE_PRCTL
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  prctl(PR_SET_VMA, PR_SET_VMA_ANON_NAME, (unsigned long)start, len, (unsigned long)name);
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#endif
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}
Unexecuted instantiation: zend_alloc.c:zend_mmap_set_name
zend_fibers.c:zend_mmap_set_name
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{
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#ifdef HAVE_PRCTL
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  prctl(PR_SET_VMA, PR_SET_VMA_ANON_NAME, (unsigned long)start, len, (unsigned long)name);
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#endif
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}
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#endif /* ZEND_MMAP_H */