1 .\" Hey Emacs! This file is -*- nroff -*- source.
3 .\" Copyright (C) 1993 Rickard E. Faith <faith@cs.unc.edu>
4 .\" and Copyright (C) 1994 Andries E. Brouwer <aeb@cwi.nl>
5 .\" and Copyright (C) 2002, 2005 Michael Kerrisk <mtk.manpages@gmail.com>
7 .\" Permission is granted to make and distribute verbatim copies of this
8 .\" manual provided the copyright notice and this permission notice are
9 .\" preserved on all copies.
11 .\" Permission is granted to copy and distribute modified versions of this
12 .\" manual under the conditions for verbatim copying, provided that the
13 .\" entire resulting derived work is distributed under the terms of a
14 .\" permission notice identical to this one.
16 .\" Since the Linux kernel and libraries are constantly changing, this
17 .\" manual page may be incorrect or out-of-date. The author(s) assume no
18 .\" responsibility for errors or omissions, or for damages resulting from
19 .\" the use of the information contained herein. The author(s) may not
20 .\" have taken the same level of care in the production of this manual,
21 .\" which is licensed free of charge, as they might when working
24 .\" Formatted or processed versions of this manual, if unaccompanied by
25 .\" the source, must acknowledge the copyright and authors of this work.
27 .\" Modified 1996-11-04 by Eric S. Raymond <esr@thyrsus.com>
28 .\" Modified 2001-10-13 by Michael Kerrisk <mtk.manpages@gmail.com>
29 .\" Added note on historical behavior of MS_NOSUID
30 .\" Modified 2002-05-16 by Michael Kerrisk <mtk.manpages@gmail.com>
31 .\" Extensive changes and additions
32 .\" Modified 2002-05-27 by aeb
33 .\" Modified 2002-06-11 by Michael Kerrisk <mtk.manpages@gmail.com>
34 .\" Enhanced descriptions of MS_MOVE, MS_BIND, and MS_REMOUNT
35 .\" Modified 2004-06-17 by Michael Kerrisk <mtk.manpages@gmail.com>
36 .\" 2005-05-18, mtk, Added MNT_EXPIRE, plus a few other tidy-ups.
37 .\" 2008-10-06, mtk: move umount*() material into separate umount.2 page.
38 .\" 2008-10-06, mtk: Add discussion of namespaces.
40 .\" Japanese Version Copyright (c) 1997 SUTO, Mitsuaki
41 .\" all rights reserved.
42 .\" Translated 1997-06-26,SUTO, Mitsuaki <suto@av.crl.sony.co.jp>
43 .\" Updated 2001-05-20, Kentaro Shirakata <argrath@ub32.org>
44 .\" Updated 2001-06-25, Kentaro Shirakata
45 .\" Updated 2001-10-15, Kentaro Shirakata
46 .\" Updated 2002-01-01, Kentaro Shirakata
47 .\" Updated 2002-11-24, Kentaro Shirakata
48 .\" Updated 2003-01-27, Kentaro Shirakata
49 .\" Updated 2005-02-28, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
50 .\" Updated 2005-09-06, Akihiro MOTOKI
51 .\" Updated 2006-07-23, Akihiro MOTOKI, LDP v2.36
52 .\" Updated 2007-01-07, Akihiro MOTOKI, LDP v2.43
53 .\" Updated 2007-05-01, Akihiro MOTOKI, LDP v2.46
54 .\" Updated 2008-08-08, Akihiro MOTOKI, LDP v3.05
55 .\" Updated 2008-11-10, Akihiro MOTOKI, LDP v3.11
56 .\" Updated 2010-04-23, Akihiro MOTOKI, LDP v3.24
58 .\"WORD: lazy umount Ãٱ䥢¥ó¥Þ¥¦¥ó¥È
59 .\"WORD: Linux-specific Linux ÆÃÍ
61 .\" motoki 2005-02-28:
62 .\" - subtree ¤ò¤É¤¦Ìõ¤¹¤«¡£ÉôʬÌÚ¡¢Éôʬ¥Ä¥ê¡¼¡¢¥µ¥Ö¥Ä¥ê¡¼¡£¡£¡£²¿¤«¤Ê¤¤¤«¡£
64 .TH MOUNT 2 2010-09-10 "Linux" "Linux Programmer's Manual"
66 mount \- ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ò¥Þ¥¦¥ó¥È/¥¢¥ó¥Þ¥¦¥ó¥È¤¹¤ë
69 .B "#include <sys/mount.h>"
71 .BI "int mount(const char *" source ", const char *" target ,
72 .BI " const char *" filesystemtype ", unsigned long " mountflags ,
73 .BI " const void *" data );
79 ¤Ç»ØÄꤵ¤ì¤¿¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à (¥Ç¥Ð¥¤¥¹Ì¾¤Ç¤¢¤ë¤³¤È¤¬Â¿¤¤¤¬¡¢
80 ¥Ç¥£¥ì¥¯¥È¥ê̾¤ä¥À¥ß¡¼¤Î¾ì¹ç¤â¤¢¤ë) ¤ò
82 ¤Ç»ØÄꤵ¤ì¤¿¥Ç¥£¥ì¥¯¥È¥ê¤Ë·ë¤Ó¤Ä¤±¤ë¡£
84 ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¥Þ¥¦¥ó¥È¤ò¹Ô¤¦¤Ë¤Ï¡¢
85 ŬÀڤʸ¢¸Â (Linux ¤Ç¤Ï
87 ¥±¡¼¥Ñ¥Ó¥ê¥Æ¥£) ¤¬É¬ÍפǤ¢¤ë¡£
89 Linux 2.4 °Ê¹ß¡¢¤Ò¤È¤Ä¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤òÊ£¿ô¤Î¥Þ¥¦¥ó¥È¥Ý¥¤¥ó¥È¤Ë
90 ·ë¤Ó¤Ä¤±¤ë¤³¤È¤¬¤Ç¤¡¢Æ±¤¸¥Þ¥¦¥ó¥È¥Ý¥¤¥ó¥È¤ËÊ£¿ô¤Î¥Þ¥¦¥ó¥È¤ò¥¹¥¿¥Ã¥¯
92 .\" Multiple mounts on same mount point: since 2.3.99pre7.
96 ¤È¤·¤Æ¥«¡¼¥Í¥ë¤¬Âбþ¤·¤Æ¤¤¤ëÃͤϡ¢
98 ¤Ç»²¾È¤Ç¤¤ë (Î㤨¤Ð "minix", "ext2", "ext3", "jfs", "xfs", "reiserfs",
99 "msdos", "proc", "nfs", "iso9660" Åù)¡£
100 ŬÀڤʥ⥸¥å¡¼¥ë¤¬Æɤ߹þ¤Þ¤ì¤ë¤È¡¢¤µ¤é¤ËÊ̤ÎÃͤ¬ÍøÍѲÄǽ¤Ë¤Ê¤ë¤«¤â¤·¤ì¤Ê¤¤¡£
104 ¤Ï¡¢ÀèƬ 16 ¥Ó¥Ã¥È¤Ï¥Þ¥¸¥Ã¥¯¥Ê¥ó¥Ð¡¼ 0xC0ED (\fBMS_MGC_VAL\fP) ¤Ç¡¢
105 »Ä¤ê¤Î 16 ¥Ó¥Ã¥È¤¬¥Þ¥¦¥ó¥È¥Õ¥é¥°¤Ç¤¢¤ë¡£
106 ¥Þ¥¸¥Ã¥¯¥Ê¥ó¥Ð¡¼¤Ï¡¢¥«¡¼¥Í¥ë¥Ð¡¼¥¸¥ç¥ó 2.4 ¤è¤êÁ°¤Ç¤Ïɬ¿Ü¤Ç¤¢¤Ã¤¿¤¬¡¢
107 ¸½ºß¤ÏɬÍפʤ¯¡¢»ØÄꤵ¤ì¤Æ¤â̵»ë¤µ¤ì¤ë¡£
108 ¥Þ¥¦¥ó¥È¥Õ¥é¥°¤Ï libc4 ¤È libc5 ¤Ç¤Ï \fI<linux/fs.h>\fP ¡¢
109 glibc2 ¤Ç¤Ï \fI<sys/mount.h>\fP ¤ÇÄêµÁ¤µ¤ì¤Æ¤ª¤ê¡¢°Ê²¼¤ÎÄ̤ê¤Ç¤¢¤ë:
110 .\" FIXME 2.6.15 added flags for "shared subtree" functionality:
111 .\" MS_UNBINDABLE, MS_PRIVATE, MS_SHARED, MS_SLAVE
112 .\" These need to be documented on this page.
114 .\" Documentation/filesystems/sharedsubtree.txt
116 .\" http://lwn.net/Articles/159077/
118 .\" http://myweb.sudhaa.com:2022/~ram/sharedsubtree/paper/sharedsubtree.1.pdf
119 .\" Shared-Subtree Concept, Implementation, and Applications in Linux
120 .\" Al Viro viro@ftp.linux.org.uk
121 .\" Ram Pai linuxram@us.ibm.com
123 .\" http://foss.in/2005/slides/sharedsubtree1.pdf
124 .\" Shared Subtree Concept and Implementation in the Linux Kernel
127 .\" 2.6.25 Added MS_I_VERSION, which needs to be documented.
130 .BR MS_BIND " (Linux 2.4 °Ê¹ß)"
131 .\" Àµ³Î¤Ë¤Ï 2.4.0-test9 °Ê¹ß
132 ¥Ð¥¤¥ó¥É¥Þ¥¦¥ó¥È¤ò¹Ô¤¦¡£¤³¤ì¤Ï¥Õ¥¡¥¤¥ë¤ä¥Ç¥£¥ì¥¯¥È¥ê¤ÎÉôʬÌÚ¤ò
133 ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥àÆâÉô¤ÎÊ̤ξì½ê¤Ç¸«¤¨¤ë¤è¤¦¤Ë¤¹¤ë¤â¤Î¤Ç¤¢¤ë¡£
134 ¥Ð¥¤¥ó¥É¥Þ¥¦¥ó¥È¤ò»È¤¦¤È¡¢¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ò¤Þ¤¿¤¤¤Ç
136 jail ¤ò¹½À®¤¹¤ë¤³¤È¤¬²Äǽ¤Ë¤Ê¤ë¡£
142 Linux 2.6.26 ¤è¤êÁ°¤Ç¤Ï
145 .\" with the exception of the "hidden" MS_REC mountflags bit
146 (¥Ð¥¤¥ó¥É¥Þ¥¦¥ó¥È¤Ç¤Ï¡¢¥Þ¥¦¥ó¥È¥Ý¥¤¥ó¥È¤È¤Ê¤ë¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤È
147 Ʊ¤¸¥Þ¥¦¥ó¥È¥ª¥×¥·¥ç¥ó¤¬»ÈÍѤµ¤ì¤ë)¡£
148 Linux 2.6.26 °Ê¹ß¤Ç¤Ï¡¢¥Ð¥¤¥ó¥É¥Þ¥¦¥ó¥È¤ò¹Ô¤¦ºÝ¤Ë
150 ¥Õ¥é¥°¤Ï̵»ë¤µ¤ì¤Ê¤¤¡£
152 .BR MS_DIRSYNC " (Linux 2.5.19 °Ê¹ß)"
153 ¤³¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ø¤Î¥Ç¥£¥ì¥¯¥È¥êÊѹ¹¤òƱ´üŪ¤Ë¹Ô¤¦¡£
154 (¤³¤ÎÆÃÀ¤Ï¸Ä¡¹¤Î¥Ç¥£¥ì¥¯¥È¥ê¡¢¤Þ¤¿¤Ï
156 ¤ò»È¤Ã¤¿ÉôʬÌÚËè¤ËÀßÄê¤Ç¤¤ë¡£)
159 ¤³¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¥Õ¥¡¥¤¥ë¤ËÂФ·¤Æ¶¯À©¥í¥Ã¥¯¤òǧ¤á¤ë¡£
160 (¶¯À©¥í¥Ã¥¯¤ò͸ú¤Ë¤¹¤ë¤Ë¤Ï¡¢
162 ¤Ç½Ò¤Ù¤é¤ì¤Æ¤¤¤ëÊýË¡¤Ç¥Õ¥¡¥¤¥ëñ°Ì¤Çµö²Ä¤ò¤·¤Ê¤±¤ì¤Ð¤Ê¤é¤Ê¤¤)
163 .\" FIXME Say more about MS_MOVE
168 ¤Ë¤Ï¤¹¤Ç¤Ë¸ºß¤¹¤ë¥Þ¥¦¥ó¥È¥Ý¥¤¥ó¥È¤ò»ØÄꤷ¡¢
170 ¤Ë¤Ï¿·¤·¤¤¾ì½ê¤ò»ØÄꤹ¤ë¡£
171 °ÜÆ°¤Ï¥¢¥È¥ß¥Ã¥¯¤Ç¤¢¤ë¡£
172 Áàºî¤Î¼Â¹ÔÃæ¡¢Éôʬ¥Ä¥ê¡¼¤¬¥¢¥ó¥Þ¥¦¥ó¥È¤µ¤ì¤ë¤³¤È¤Ï¤Ê¤¤¡£
173 .IR filesystemtype ", " mountflags ", " data
177 ¤³¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î (Á´¤Æ¤Î¼ïÎà¤Î) ¥Õ¥¡¥¤¥ë¤Î¥¢¥¯¥»¥¹»þ¹ï¤ò¹¹¿·¤·¤Ê¤¤¡£
180 ¤³¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¥Ç¥Ð¥¤¥¹ (¥¹¥Ú¥·¥ã¥ë¥Õ¥¡¥¤¥ë) ¤Ø¤Î¥¢¥¯¥»¥¹¤òµö²Ä¤·¤Ê¤¤¡£
183 ¤³¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¥Ç¥£¥ì¥¯¥È¥ê¤Î¥¢¥¯¥»¥¹»þ¹ï¤ò¹¹¿·¤·¤Ê¤¤¡£
186 ¤ÇÄ󶡤µ¤ì¤ëµ¡Ç½¤Î¥µ¥Ö¥»¥Ã¥È¤òÄ󶡤¹¤ë¡£¤Ä¤Þ¤ê¡¢
190 ¤¬°ÅÌۤΤ¦¤ÁÀßÄꤵ¤ì¤ë¡£
193 ¤³¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ë¤¢¤ë¥×¥í¥°¥é¥à¤Î¼Â¹Ô¤òµö²Ä¤·¤Ê¤¤¡£
194 .\" (Possibly useful for a file system that contains non-Linux executables.
195 .\" Often used as a security feature, e.g., to make sure that restricted
196 .\" users cannot execute files uploaded using ftp or so.)
199 ¤³¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¥×¥í¥°¥é¥à¤ò¼Â¹Ô¤¹¤ë¤È¤¤Ë¡¢
200 set-user-ID ¥Ó¥Ã¥È¤È set-group-ID ¥Ó¥Ã¥È¤ò̵»ë¤¹¤ë¡£
201 .\" (This is a security feature to prevent users executing set-UID and
202 .\" set-GID programs from removable disk devices.)
205 ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤òÆɤ߹þ¤ßÀìÍѤǥޥ¦¥ó¥È¤¹¤ë¡£
207 .\" FIXME Document MS_REC, available since 2.4.11.
208 .\" This flag has meaning in conjunction with MS_BIND and
209 .\" also with the shared subtree flags.
211 .BR MS_RELATIME " (Linux 2.6.20 °Ê¹ß)"
212 ¤³¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¾å¤Î¥Õ¥¡¥¤¥ë¤¬¥¢¥¯¥»¥¹¤µ¤ì¤¿ºÝ¡¢
213 ¤½¤Î¥Õ¥¡¥¤¥ë¤ÎºÇ½ª¥¢¥¯¥»¥¹»þ¹ï (atime) ¤Î¸½ºßÃͤ¬
214 ºÇ½ª½¤Àµ»þ¹ï (mtime) ¤äºÇ½ª¾õÂÖÊѹ¹»þ¹ï (ctime) ¤È
215 Åù¤·¤¤¤«¾®¤µ¤¤¾ì¹ç¤Ë¤Î¤ß¡¢atime ¤ò¹¹¿·¤¹¤ë¡£
218 ¤Î¤è¤¦¤Ë¡¢ºÇ¸å¤ÎÆâÍƽ¤Àµ°Ê¹ß¤Ë¥Õ¥¡¥¤¥ë¤¬¤¤¤ÄÆɤ߽Фµ¤ì¤¿¤«¤òÃΤë
219 ɬÍפ¬¤¢¤ë¥×¥í¥°¥é¥à¤ÇÍÍѤǤ¢¤ë¡£
220 Linux 2.6.30 °Ê¹ß¤Ç¤Ï¡¢
222 ¤¬»ØÄꤵ¤ì¤Æ¤¤¤Ê¤¤¾ì¹ç¤Ë¤Ï¡¢¤³¤Î¥Õ¥é¥°¤ÎÆ°ºî¤¬
223 ¥«¡¼¥Í¥ë¤Î¥Ç¥Õ¥©¥ë¥ÈÆ°ºî¤È¤Ê¤Ã¤Æ¤ª¤ê¡¢
224 Linux 2.6.30 ¤è¤êÁ°¤ÎÆ°ºî¤ò¤µ¤»¤ë¤¿¤á¤Ë¤Ï
226 ¥Õ¥é¥°¤ò»ØÄꤹ¤ëɬÍפ¬¤¢¤ë¡£
227 ¤³¤ì¤Ë²Ã¤¨¤Æ¡¢Linux 2.6.30 °Ê¹ß¤Ç¤Ï¡¢
228 ¥Õ¥¡¥¤¥ë¤ÎºÇ½ª¥¢¥¯¥»¥¹»þ¹ï¤¬ 1 Æü°Ê¾åÁ°¤Î¾ì¹ç¡¢
229 ¥Õ¥¡¥¤¥ë¤ÎºÇ½ª¥¢¥¯¥»¥¹»þ¹ï¤Ï¾ï¤Ë¹¹¿·¤µ¤ì¤ë¡£
230 .\" Matthew Garrett notes in the patch that added this behavior
231 .\" that this lets utilities such as tmpreaper (which deletes
232 .\" files based on last acces time) work correctly.
235 ¤¹¤Ç¤Ë¸ºß¤¹¤ë¥Þ¥¦¥ó¥È¤òºÆ¥Þ¥¦¥ó¥È¤¹¤ë¡£
236 ¤³¤ì¤Ë¤è¤ê¡¢¤¹¤Ç¤Ë¸ºß¤¹¤ë¥Þ¥¦¥ó¥È¤Î
240 ¤ò¡¢°ìÅÙ¥¢¥ó¥Þ¥¦¥ó¥È¤·¤Æ¤«¤éºÆ¥Þ¥¦¥ó¥È¤¹¤ë¤È¤¤¤¦ºî¶È¤ò¤»¤º¤Ë
247 ¸Æ¤Ó½Ð¤·¤ÈƱ¤¸Ãͤò»ØÄꤹ¤ëɬÍפ¬¤¢¤ë¡£
257 ¥«¡¼¥Í¥ë 2.6.16 ¤è¤êÁ°¤Ç¤Ï¡¢
261 ¥«¡¼¥Í¥ë 2.4.10 ¤è¤êÁ°¤Ç¤Ï¡¢¾åµ¤Ë²Ã¤¨¤Æ¡¢
267 .BR MS_SILENT " (Linux 2.6.17 °Ê¹ß)"
268 ¥«¡¼¥Í¥ë¤Î¥í¥°Æâ¤Î¤¢¤ë¼ï¤Î
270 ·Ù¹ð¥á¥Ã¥»¡¼¥¸¤Îɽ¼¨¤òÍÞÀ©¤¹¤ë¡£
271 ¤³¤Î¥Õ¥é¥°¤Ï¡¢Ì¾Á°¤¬ÉÔŬÀÚ¤ÇÇѻߤµ¤ì¤¿
273 ¥Õ¥é¥° (Linux 2.4.12 °Ê¹ß¤ÇÍøÍѲÄǽ) ¤òÃÖ¤´¹¤¨¤ë¤â¤Î¤Ç¡¢Æ±¤¸°ÕÌ£¤ò»ý¤Ä¡£
275 .BR MS_STRICTATIME " (Linux 2.6.30 °Ê¹ß)"
276 ¤³¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤¬¥¢¥¯¥»¥¹¤µ¤ì¤¿ºÝ¤ËºÇ½ª¥¢¥¯¥»¥¹»þ¹ï (atime)
277 ¤ò¾ï¤Ë¹¹¿·¤¹¤ë (Linux 2.6.30 ¤è¤êÁ°¤Ç¤Ï¡¢¤³¤ì¤¬¥Ç¥Õ¥©¥ë¥È¤ÎÆ°ºî
279 ¤³¤Î¥Õ¥é¥°¤ò»ØÄꤹ¤ë¤³¤È¤Ç¡¢
283 ¤Îξ¥Õ¥é¥°¤òÀßÄꤷ¤¿ºÝ¤Î±Æ¶Á¤ò¾å½ñ¤¤¹¤ë¤³¤È¤¬¤Ç¤¤ë¡£
286 ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ËÂФ·¤ÆƱ´üŪ¤Ë½ñ¤¹þ¤ß¤ò¹Ô¤¦¡£
287 (¤³¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ÎÁ´¤Æ¤Î¥ª¡¼¥×¥ó¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¤ËÂФ·¤Æ¡¢
291 ¤ò»ØÄꤷ¤¿¤è¤¦¤ÊÆ°ºî¤È¤Ê¤ë)
294 .BR MS_NODEV ", " MS_NOEXEC ", " MS_NOSUID
295 ¤Ï¥Þ¥¦¥ó¥È¥Ý¥¤¥ó¥Èñ°Ì¤Ç»ØÄê¤Ç¤¤ë¡£
296 ¥«¡¼¥Í¥ë 2.6.16 °Ê¹ß¤Ç¤Ï¡¢
300 ¤â¥Þ¥¦¥ó¥È¥Ý¥¤¥ó¥Èñ°Ì¤Ç»ØÄê¤Ç¤¤ë¡£
303 ¥Õ¥é¥°¤â¥Þ¥¦¥ó¥È¥Ý¥¤¥ó¥Èñ°Ì¤ÇÀßÄê¤Ç¤¤ë¡£
307 ¤¬¤É¤Î¤è¤¦¤Ë²ò¼á¤µ¤ì¤ë¤«¤Ï¡¢¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ë¤è¤Ã¤Æ°Û¤Ê¤ë¡£
308 ¤¿¤¤¤Æ¤¤¤Ï¡¢»ØÄꤵ¤ì¤¿¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ÇÍøÍѲÄǽ¤Ê¥ª¥×¥·¥ç¥ó¤¬
309 ¥³¥ó¥Þ¶èÀÚ¤ê¤Çʤ٤é¤ì¤¿Ê¸»úÎó¤Ç¤¢¤ë¡£
310 ³Æ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ËÂФ·¤Æ»ØÄê²Äǽ¤Ê¥ª¥×¥·¥ç¥ó¤Î¾ÜºÙ¤Ë¤Ä¤¤¤Æ¤Ï
314 À®¸ù¤·¤¿¾ì¹ç 0 ¤¬Ê֤롣¼ºÇÔ¤·¤¿¾ì¹ç \-1 ¤¬Ê֤ꡢ
316 ¤¬¥¨¥é¡¼¤ÎÆâÍƤ˽¾¤Ã¤ÆÀßÄꤵ¤ì¤ë¡£
318 °Ê²¼¤Ë¼¨¤¹¥¨¥é¡¼¤Ï¡¢¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Ë°Í¸¤·¤Ê¤¤¤â¤Î¤Ç¤¢¤ë¡£
319 ¤½¤ì¤¾¤ì¤Î¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¥¿¥¤¥×¤Ë¤Ï¸ÇͤΥ¨¥é¡¼¤¬Â¸ºß¤¹¤ë¾ì¹ç¤¬¤¢¤ê¡¢
320 Æȼ«¤ÎÆ°ºî¤ò¤¹¤ë¤³¤È¤â¤¢¤ë¡£¾Ü¤·¤¯¤Ï¥«¡¼¥Í¥ë¤Î¥½¡¼¥¹¤ò¸«¤ÆÍߤ·¤¤¡£
323 ¥Ñ¥¹¤Ë´Þ¤Þ¤ì¤ë¥Ç¥£¥ì¥¯¥È¥ê¤Ë¸¡º÷ (¼Â¹Ô) µö²Ä¤¬¤Ê¤¤
324 .RB ( path_resolution (7)
328 ¥Õ¥é¥°¤ò»ØÄꤻ¤º¤ËÆɤ߹þ¤ßÀìÍѤΥե¡¥¤¥ë¥·¥¹¥Æ¥à¤ò
329 ¥Þ¥¦¥ó¥È¤·¤è¤¦¤È¤·¤¿¡£
330 ¤Þ¤¿¤Ï¡¢¥Ö¥í¥Ã¥¯¥Ç¥Ð¥¤¥¹
334 ¥ª¥×¥·¥ç¥ó¤Ç¥Þ¥¦¥ó¥È¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¾å¤Ë¤¢¤ë¡£
335 .\" mtk: Probably: write permission is required for MS_BIND, with
336 .\" the error EPERM if not present; CAP_DAC_OVERRIDE is required.
340 ¤Ï´û¤Ë¥Þ¥¦¥ó¥È¤µ¤ì¤Æ¤¤¤ë¡£
341 ¤Þ¤¿¤Ï¡¢½ñ¤¹þ¤ßÍѤ˥ª¡¼¥×¥ó¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¤¬¤¢¤ê¡¢
342 Æɤ߹þ¤ßÀìÍѤǺƥޥ¦¥ó¥È¤¹¤ë¤³¤È¤¬¤Ç¤¤Ê¤¤¡£
345 ¤¬»ÈÍÑÃæ (busy) ¤Î¤¿¤á¡¢
349 ¤¬»ÈÍÑÃæ¤ÎÎã¤È¤·¤Æ¤Ï¡¢¤¢¤ë¥¿¥¹¥¯¤¬Æ°ºî¤·¤Æ¤¤¤ë¥Ç¥£¥ì¥¯¥È¥ê (working
350 directory) ¤Ç¤¢¤ë¤È¤«¡¢Ê̤ΥǥХ¤¥¹¤Î¥Þ¥¦¥ó¥È¥Ý¥¤¥ó¥È¤Ç¤¢¤ë¤È¤«¡¢
351 ¥ª¡¼¥×¥ó¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¤¬Â¸ºß¤¹¤ë¡¢¤Ê¤É¤¬¤¢¤ë¡£
354 ¾ì½ê¤ò¼¨¤¹°ú¤¿ô¤Î¤Ò¤È¤Ä¤¬¥æ¡¼¥¶¡¼¤Î¥¢¥É¥ì¥¹¶õ´Ö¤Î³°¤ò»Ø¤·¤Æ¤¤¤ë¡£
358 ¤ËÉÔÀµ¤Ê¥¹¡¼¥Ñ¡¼¥Ö¥í¥Ã¥¯¤¬¤¢¤ë¡£
363 ¤Ë¥Þ¥¦¥ó¥È¤µ¤ì¤Æ¤¤¤Ê¤¤¤Î¤Ë¡¢ºÆ¥Þ¥¦¥ó¥È
368 ¤¬¥Þ¥¦¥ó¥È¥Ý¥¤¥ó¥È¤Ç¤Ï¤Ê¤¤¤«¡¢\(aq/\(aq ¤Ê¤Î¤Ë¡¢°ÜÆ°
373 ¥Ñ¥¹Ì¾¤Î²ò·èÃæ¤ËÅо줷¤¿¥ê¥ó¥¯¤¬Â¿¤¹¤®¤¿¡£
378 ¤Î»Ò¹¤Ê¤Î¤Ë°ÜÆ°¤¬Í׵ᤵ¤ì¤¿¡£
381 .\" motoki: ¤É¤¦Ìõ¤¹¤Î¤¬¤¤¤¤¤À¤í¤¦¤«¡©
382 (¥Ö¥í¥Ã¥¯¥Ç¥Ð¥¤¥¹¤¬É¬ÍפǤʤ¤¾ì¹ç)
383 ¥À¥ß¡¼¥Ç¥Ð¥¤¥¹¤Î¥Æ¡¼¥Ö¥ë¤¬°ìÇդˤʤä¿¡£
392 ¤¬¥«¡¼¥Í¥ëÃæ¤ÇÄêµÁ (config) ¤µ¤ì¤Æ¤¤¤Ê¤¤¡£
395 ¥Ñ¥¹Ì¾¤¬¶õ¤Ç¤¢¤ë¡£¤â¤·¤¯¤Ï»ØÄꤵ¤ì¤¿¥Ñ¥¹¤¬Â¸ºß¤·¤Ê¤¤¡£
398 ¥«¡¼¥Í¥ë¤¬¥Õ¥¡¥¤¥ë̾¤ä¥Ç¡¼¥¿¤ò¥³¥Ô¡¼¤¹¤ë¤¿¤á¤Î¶õ¤¥Ú¡¼¥¸¤ò³ÎÊݤǤ¤Ê¤¤¡£
401 (¥Ö¥í¥Ã¥¯¥Ç¥Ð¥¤¥¹¤¬É¬ÍפÀ¤¬)
403 ¤¬¥Ö¥í¥Ã¥¯¥Ç¥Ð¥¤¥¹¤Ç¤Ï¤Ê¤¤¡£
409 ¤Î¥×¥ì¥Õ¥£¥Ã¥¯¥¹¤¬¥Ç¥£¥ì¥¯¥È¥ê¤Ç¤Ï¤Ê¤¤¡£
414 ¤Î¥á¥¸¥ã¡¼Èֹ椬Èϰϳ°¤Ç¤¢¤ë¡£
417 ¸Æ¤Ó½Ð¤·¸µ¤ËɬÍפʸ¢¸Â¤¬¤Ê¤¤¡£
424 ¤ÎÄêµÁ¤¬ glibc ¤Î¥Ø¥Ã¥À¤ËÄɲ䵤줿¤Î¤Ï
425 ¥Ð¡¼¥¸¥ç¥ó 2.12 ¤Ë¤ª¤¤¤Æ¤Î¤ß¤Ç¤¢¤ë¡£
426 .\" FIXME: Definitions of the so-far-undocumented MS_UNBINDABLE, MS_PRIVATE,
427 .\" MS_SHARED, and MS_SLAVE were (also) only added to glibc headers in 2.12.
429 ¤³¤Î´Ø¿ô¤Ï Linux ¸Çͤδؿô¤Ç¤¢¤ê¡¢°Ü¿¢¤ò¹Íθ¤·¤¿¥×¥í¥°¥é¥à¤Ç¤Ï
435 ¤¬ \fI<mman.h>\fP ¤ËÄɲ䵤줿¤Î¤Ç
440 Linux 2.4 ¤è¤êÁ°¤Î¥Ð¡¼¥¸¥ç¥ó¤Ç¤Ï¡¢
442 ¥ª¥×¥·¥ç¥óÉÕ¤¤Ç¥Þ¥¦¥ó¥È¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¾å¤Î
443 set-UID ¤ä set-GID ¤Î¥×¥í¥°¥é¥à¤ò¼Â¹Ô¤·¤è¤¦¤È¤¹¤ë¤È¡¢
446 Linux 2.4 °Ê¹ß¤Ç¤Ï¡¢¤³¤Î¤è¤¦¤Ê¾ì¹ç¤Ï set-UID ¥Ó¥Ã¥È¤ä set-GID ¥Ó¥Ã¥È¤¬
447 ̵»ë¤µ¤ì¤ë¤À¤±¤Ç¤¢¤ë¡£
448 .\" ¤³¤ÎÊѹ¹¤Ï patch-2.4.0-prerelease ¤Ë´Þ¤Þ¤ì¤Æ¤¤¤ë¡£
449 .SS ¥×¥í¥»¥¹Ã±°Ì¤Î̾Á°¶õ´Ö
450 ¥«¡¼¥Í¥ë 2.4.19 °Ê¹ß¤Î Linux ¤Ç¤Ï¡¢¥×¥í¥»¥¹Ã±°Ì¤Î¥Þ¥¦¥ó¥È̾Á°¶õ´Ö
451 (mount namespace) ¤¬Ä󶡤µ¤ì¤Æ¤¤¤ë¡£¥Þ¥¦¥ó¥È̾Á°¶õ´Ö¤È¤Ï¡¢
452 ¤¢¤ë¥×¥í¥»¥¹¤Ë¸«¤¨¤Æ¤¤¤ë¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤Î¥Þ¥¦¥ó¥È¤Î½¸¹ç¤Ç¤¢¤ë¡£
453 ¥Þ¥¦¥ó¥È¥Ý¥¤¥ó¥È¤Î̾Á°¶õ´Ö¤ÏÊ£¿ô¤Î¥×¥í¥»¥¹¤Ç¶¦Í¤¹¤ë¤³¤È¤¬¤Ç¤¡¢
454 ÉáÄ̤϶¦Í¤µ¤ì¤Æ¤¤¤ë¡£
455 °ì¤Ä¤Î¥×¥í¥»¥¹¤Ë¤è¤ë̾Á°¶õ´Ö¤ÎÊѹ¹ (¤¹¤Ê¤ï¤Á¡¢¥Þ¥¦¥ó¥È¤ä¥¢¥ó¥Þ¥¦¥ó¥È) ¤Ï
456 Ʊ¤¸Ì¾Á°¶õ´Ö¤ò¶¦Í¤¹¤ë¾¤ÎÁ´¤Æ¤Î¥×¥í¥»¥¹¤Ë¤â¸«¤¨¤ë¡£
457 (2.4.19 ¤è¤êÁ°¤Î Linux ¤Ï¡¢°ì¤Ä¤Î̾Á°¶õ´Ö¤¬¥·¥¹¥Æ¥à¾å¤ÎÁ´¥×¥í¥»¥¹¤Ç
458 ¶¦Í¤µ¤ì¤ë¾õ¶·¤È¤ß¤Ê¤¹¤³¤È¤¬¤Ç¤¤ë¡£)
461 ·Ðͳ¤ÇºîÀ®¤µ¤ì¤¿»Ò¥×¥í¥»¥¹¤Ï¿Æ¥×¥í¥»¥¹¤Î¥Þ¥¦¥ó¥È̾Á°¶õ´Ö¤ò¶¦Í¤¹¤ë¡£
463 ¤ÎÁ°¸å¤Ç¥Þ¥¦¥ó¥È̾Á°¶õ´Ö¤ÏÊÝ»ý¤µ¤ì¤ë¡£
465 ¥×¥í¥»¥¹¤Ï¼«Ê¬ÍÑ (private) ¤Î¥Þ¥¦¥ó¥È̾Á°¶õ´Ö¤ò»ý¤Ä¤³¤È¤¬¤Ç¤¤ë¡£
466 ¼«Ê¬ÍѤÎ̾Á°¶õ´Ö¤ò»ý¤Ä¤³¤È¤¬¤Ç¤¤ë¤Î¤Ï¡¢
470 ¥Õ¥é¥°¤ò»È¤Ã¤ÆºîÀ®¤µ¤ì¤¿¾ì¹ç¤È¡¢
475 ¤ò¸Æ¤Ó½Ð¤·¤¿¾ì¹ç¤Ç¤¢¤ë¡£
476 Á°¼Ô¤Î¾ì¹ç¡¢ºîÀ®¤µ¤ì¤¿¥×¥í¥»¥¹¤Î¿·¤·¤¤Ì¾Á°¶õ´Ö¤Ï
478 ¤ò¸Æ¤Ó½Ð¤·¤¿¥×¥í¥»¥¹¤Î̾Á°¶õ´Ö¤Î¡Ö¥³¥Ô¡¼¡×¤Ç½é´ü²½¤µ¤ì¤ë¡£
481 ¤ò¸Æ¤Ó½Ð¤¹¤È¡¢¸Æ¤Ó½Ð¤·¸µ¤Î¥×¥í¥»¥¹¤Î¥Þ¥¦¥ó¥È̾Á°¶õ´Ö¤¬¡¢
482 ¤½¤ì¤Þ¤Ç¤Ï¾¤Î¥×¥í¥»¥¹¤È¶¦Í¤·¤Æ¤¤¤¿Ì¾Á°¶õ´Ö¤Î¼«Ê¬ÍѤΥ³¥Ô¡¼¤È¤Ê¤ë¡£
483 ¤³¤ì¤Ë¤è¤ê¡¢¸Æ¤Ó½Ð¤·¸µ¤Î¥×¥í¥»¥¹¤¬¤³¤ì°Ê¸å¤Ë¹Ô¤¦¥Þ¥¦¥ó¥È/¥¢¥ó¥Þ¥¦¥ó¥È¤Ï
484 ¾¤Î¥×¥í¥»¥¹¤«¤é¸«¤¨¤Ê¤¯¤Ê¤ë
485 (¤¿¤À¤·¡¢¸Æ¤Ó½Ð¤·¸µ¤Î¥×¥í¥»¥¹¤¬
487 ¤Î¸Æ¤Ó½Ð¤·°Ê¹ß¤ËºîÀ®¤·¤¿»Ò¥×¥í¥»¥¹¤Ë¤Ï¸«¤¨¤ë)¡£
488 ¤Þ¤¿¡¢¤½¤ÎµÕ¤Î¡¢Â¾¤Î¥×¥í¥»¥¹¤¬¹Ô¤Ã¤¿¥Þ¥¦¥ó¥È/¥¢¥ó¥Þ¥¦¥ó¥È¤â¸Æ¤Ó½Ð¤·¸µ¤Î¥×¥í¥»¥¹¤Ë¤Ï
493 ¤Ç¤Ï¡¢»ØÄꤵ¤ì¤¿ ID ¤ò»ý¤Ä¥×¥í¥»¥¹¤Î¥Þ¥¦¥ó¥È̾Á°¶õ´Ö¤Ë¤ª¤±¤ë
494 ¥Þ¥¦¥ó¥È¥Ý¥¤¥ó¥È¤Î¥ê¥¹¥È¤¬¸ø³«¤µ¤ì¤Æ¤¤¤ë¡£¾ÜºÙ¤Ï
499 .BR path_resolution (7),