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BDFLUSH
Section: Linux Programmer's Manual (2)Updated: 15 April 1995
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int bdflush(int func, long *address); int bdflush(int func, long data);
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func ¤¬ 2 °Ê¾å¤Ç¶ö¿ô(ºÇ¾®¥Ó¥Ã¥È¤¬0)¤Ê¤é¤Ð¡¢ address ¤Ë¥í¥ó¥°¡¦¥ï¡¼¥É¤Ç¥¢¥É¥ì¥¹¤ò»ØÄꤷ¡¢¤½¤Î¥¢¥É¥ì¥¹¤Ë (func-2)/2 ¤Ç»ØÄꤵ¤ì¤¿Ä´Àá¥Ñ¥é¥á¡¼¥¿¡¼¤¬ÊÖ¤µ¤ì¤ë¡£
func ¤¬ 3°Ê¾å¤Ç´ñ¿ô(ºÇ¾®¥Ó¥Ã¥È¤¬1)¤Ê¤é¤Ð¡¢ data ¤ò¥í¥ó¥°¡¦¥ï¡¼¥É¤Ç»ØÄꤷ¡¢¤½¤ÎÃͤò (func-3)/2 ¤Ç»ØÄꤵ¤ì¤¿Ä´Àá¥Ñ¥é¥á¡¼¥¿¡¼¤ËÀßÄꤹ¤ë¡£
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func ¤¬É餫 0 ¤Ç¡¢¥Ç¥â¡¼¥ó¤Îµ¯Æ°¤ËÀ®¸ù¤·¤¿¾ì¹ç¤Ï bdflush ¤ÏÊ֤äƤ³¤Ê¤¤¡£ ¤½¤¦¤Ç¤Ê¤±¤ì¤ÐÀ®¸ù¤·¤¿¾ì¹ç¤Ë¤Ï 0 ¤¬ÊÖ¤µ¤ì¤ë¡£¼ºÇÔ¤·¤¿¾ì¹ç¤Ë¤Ï -1 ¤¬ÊÖ¤µ¤ì¡¢ errno ¤Ë¤½¤Î¥¨¥é¡¼¤¬»Ø¼¨¤µ¤ì¤ë¡£¥¨¥é¡¼
- EPERM
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- EFAULT
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- EBUSY
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- EINVAL
- ÉÔÀµ¤Ê¥Ñ¥é¥á¡¼¥¿¡¼¤ÎÆɤ߽ñ¤¤ò»î¤ß¤¿¤«¡¢¥Ñ¥é¥á¡¼¥¿¡¼¤ØÉÔÀµ¤ÊÃͤò ½ñ¤¹þ¤â¤¦¤È¤·¤¿¡£
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fsync(2), sync(2), update(8), sync(8)