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author | Thomas Schwinge <thomas@codesourcery.com> | 2012-05-24 23:08:09 +0200 |
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committer | Thomas Schwinge <thomas@codesourcery.com> | 2012-05-24 23:08:09 +0200 |
commit | 2910b7c5b1d55bc304344b584a25ea571a9075fb (patch) | |
tree | bfbfbc98d4c0e205d2726fa44170a16e8421855e /hurd/interface/fs/14.mdwn | |
parent | 35b719f54c96778f571984065579625bc9f15bf5 (diff) |
Prepare toolchain/logs/master branch.
Diffstat (limited to 'hurd/interface/fs/14.mdwn')
-rw-r--r-- | hurd/interface/fs/14.mdwn | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/hurd/interface/fs/14.mdwn b/hurd/interface/fs/14.mdwn deleted file mode 100644 index a13c0bd8..00000000 --- a/hurd/interface/fs/14.mdwn +++ /dev/null @@ -1,67 +0,0 @@ -[[!meta copyright="Copyright © 1994, 1995, 1996, 1997, 1998, 1999, 2002, 2009 -Free Software Foundation, Inc."]] - -[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable -id="license" text="Permission is granted to copy, distribute and/or modify this -document under the terms of the GNU Free Documentation License, Version 1.2 or -any later version published by the Free Software Foundation; with no Invariant -Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license -is included in the section entitled [[GNU Free Documentation -License|/fdl]]."]]"""]] - -[[!meta title="file_syncfs"]] - - routine file_syncfs ( - file: file_t; - RPT - wait: int; - do_children: int); - -Synchronize the entire filesystem. - -This function has a companion in [[`fsys_syncfs`|fsys_syncfs]], which is -invoked on the server's control port instead of an arbitrary node. Both of -them are usually implemented in equivalent ways. - -# Implementation Examples - -Servers that either don't keep any unsynchronized state (or don't have a -backing store at all) can simply `return 0`. Examples: [[translator/nfs]]. - -The implementation typically doesn't care on which specific node (as exported -by the implementing server) [[`file_syncfs`|file_syncfs]] is being invoked on. - -## [[libtrivfs]] - -Invoke [[`file_sync`|file_sync]] on the underlying node. Rationale: the -underlying node represents this filesystem's backend, and once this node is -synchronized, the whole [[libtrivfs]]-based filesystem is to be considered -synchronized. - -### [[storeio]] / [[streamio]] - -Instead of the to underlying node, pass the call through to the backend -(device). - -## [[libnetfs]] - -Invoke `netfs_attempt_syncfs`. - -## [[libdiskfs]] - -Invoke [[`fsys_syncfs`|fsys_syncfs]] on all active children, and invoke -`diskfs_sync_everything` and `diskfs_set_hypermetadata`. - -# Usage Examples - -## [[glibc]] - - * `sync` - - `file_syncfs ("/", false, true)` -- invoke it on the process' root directory - (`INIT_PORT_CRDIR`), don't wait for completion, do synchronize child - filesystems. - -## [[Hurd]] - - * [[`syncfs`|syncfs]] |