/*

   +----------------------------------------------------------------------+

   | This source file is subject to version 2.00 of the Zend license,     |

   | that is bundled with this package in the file LICENSE, and is        |

   | available through the world-wide-web at the following url:           |

   | http://www.zend.com/license/2_00.txt.                                |

   | If you did not receive a copy of the Zend license and are unable to  |

   | obtain it through the world-wide-web, please send a note to          |

   | license@zend.com so we can mail you a copy immediately.              |

   +----------------------------------------------------------------------+

   | Authors: Max Kellermann <max.kellermann@ionos.com>                   |

   +----------------------------------------------------------------------+

*/

#ifndef ZEND_MMAP_H

#define ZEND_MMAP_H

#include "zend_portability.h"

#ifdef HAVE_PRCTL

# include <sys/prctl.h>

/* fallback definitions if our libc is older than the kernel */

# ifndef PR_SET_VMA

#  define PR_SET_VMA 0x53564d41

# endif

# ifndef PR_SET_VMA_ANON_NAME

#  define PR_SET_VMA_ANON_NAME 0

# endif

#endif // HAVE_PRCTL

/**

 * Set a name for the specified memory area.

 *

 * This feature requires Linux 5.17.

 */

static zend_always_inline void zend_mmap_set_name(const void *start, size_t len, const char *name)

{

#ifdef HAVE_PRCTL

  prctl(PR_SET_VMA, PR_SET_VMA_ANON_NAME, (unsigned long)start, len, (unsigned long)name);

#endif

}

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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723

  prctl(PR_SET_VMA, PR_SET_VMA_ANON_NAME, (unsigned long)start, len, (unsigned long)name);

41

723

#endif

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723

}

#endif /* ZEND_MMAP_H */