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MUNLOCKALL

Section: Linux Programmer's Manual (2)
Updated: 1995-11-26
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munlockall - ¸Æ¤Ó½Ð¤·¤¿¥×¥í¥»¥¹¤Î¥Ú¡¼¥¸¥ó¥°¤òºÆ³«¤¹¤ë  

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#include <sys/mman.h>

int munlockall(void);
 

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munlockall ¤Ï¸Æ¤Ó½Ð¤·¤¿¥×¥í¥»¥¹¤Î¥¢¥É¥ì¥¹¶õ´Ö¤Ë¥Þ¥Ã¥×¤µ¤ì¤Æ¤¤¤ëÁ´¤Æ¤Î¥Ú¡¼¥¸¤Î ¥Ú¡¼¥¸¥ó¥°(paging)¤òºÆ³«(reenable)¤¹¤ë¡£

¥á¥â¥ê¤Î¥í¥Ã¥¯(lock)¤ÏÎßÀѤ·¤Ê¤¤¡£Î㤨¤ÐÊ£¿ô²ó mlock ¤ä mlockall ¤ò¸Æ¤Ó½Ð¤·¤Æ¥í¥Ã¥¯¤µ¤ì¤¿¥Ú¡¼¥¸¤â°ì²ó¤Î munlockall ¤Ë¤è¤Ã¤Æ¥¢¥ó¥í¥Ã¥¯(unlock)¤µ¤ì¤ë¡£ Ê£¿ô¤Î¾ì½ê¤äÊ£¿ô¤Î¥×¥í¥»¥¹¤Ë¥Þ¥Ã¥×¤µ¤ì¤Æ¤¤¤ë¥Ú¡¼¥¸¤Ï¡¢¾¯¤Ê¤¯¤È¤â°ì¤Ä¤Î¾ì½ê¡¢ °ì¤Ä¤Î¥×¥í¥»¥¹¤Ç¥í¥Ã¥¯¤µ¤ì¤Æ¤¤¤ë¸Â¤ê¤Ï RAM ¤Ë»Ä¤ê³¤±¤ë¡£

mlockall ¤È munlockall ¤¬»ÈÍѲÄǽ¤Ç¤¢¤ë POSIX ¥·¥¹¥Æ¥à¤Ç¤Ï _POSIX_MEMLOCK ¤¬ <unistd.h> ¤ËÄêµÁ¤µ¤ì¤Æ¤¤¤ë¡£  

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À®¸ù¤·¤¿¾ì¹ç¤Ï¡¢ munlockall ¤Ï¥¼¥í¤òÊÖ¤¹¡£¥¨¥é¡¼¤Î¾ì¹ç¤Ï¡¢-1 ¤òÊÖ¤· errno ¤ËŬÀÚ¤ÊÃͤòÀßÄꤹ¤ë¡£

 

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POSIX.1b, SVr4  

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mlockall(2), mlock(2), munlock(2)


 

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