diff options
author | Latchesar Ionkov <lucho@ionkov.net> | 2007-07-11 02:57:28 +0400 |
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committer | Eric Van Hensbergen <ericvh@ericvh-desktop.austin.ibm.com> | 2007-07-15 00:13:40 +0400 |
commit | bd238fb431f31989898423c8b6496bc8c4204a86 (patch) | |
tree | f85a536383cbf360125ecb0592f6c515e0ecf0ff /fs/9p/error.c | |
parent | 8d9107e8c50e1c4ff43c91c8841805833f3ecfb9 (diff) | |
download | linux-bd238fb431f31989898423c8b6496bc8c4204a86.tar.xz |
9p: Reorganization of 9p file system code
This patchset moves non-filesystem interfaces of v9fs from fs/9p to net/9p.
It moves the transport, packet marshalling and connection layers to net/9p
leaving only the VFS related files in fs/9p. This work is being done in
preparation for in-kernel 9p servers as well as alternate 9p clients (other
than VFS).
Signed-off-by: Latchesar Ionkov <lucho@ionkov.net>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'fs/9p/error.c')
-rw-r--r-- | fs/9p/error.c | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/fs/9p/error.c b/fs/9p/error.c deleted file mode 100644 index 0d7fa4e08812..000000000000 --- a/fs/9p/error.c +++ /dev/null @@ -1,93 +0,0 @@ -/* - * linux/fs/9p/error.c - * - * Error string handling - * - * Plan 9 uses error strings, Unix uses error numbers. These functions - * try to help manage that and provide for dynamically adding error - * mappings. - * - * Copyright (C) 2004 by Eric Van Hensbergen <ericvh@gmail.com> - * Copyright (C) 2002 by Ron Minnich <rminnich@lanl.gov> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to: - * Free Software Foundation - * 51 Franklin Street, Fifth Floor - * Boston, MA 02111-1301 USA - * - */ - -#include <linux/module.h> - -#include <linux/list.h> -#include <linux/jhash.h> - -#include "debug.h" -#include "error.h" - -/** - * v9fs_error_init - preload - * @errstr: error string - * - */ - -int v9fs_error_init(void) -{ - struct errormap *c; - int bucket; - - /* initialize hash table */ - for (bucket = 0; bucket < ERRHASHSZ; bucket++) - INIT_HLIST_HEAD(&hash_errmap[bucket]); - - /* load initial error map into hash table */ - for (c = errmap; c->name != NULL; c++) { - c->namelen = strlen(c->name); - bucket = jhash(c->name, c->namelen, 0) % ERRHASHSZ; - INIT_HLIST_NODE(&c->list); - hlist_add_head(&c->list, &hash_errmap[bucket]); - } - - return 1; -} - -/** - * errstr2errno - convert error string to error number - * @errstr: error string - * - */ - -int v9fs_errstr2errno(char *errstr, int len) -{ - int errno = 0; - struct hlist_node *p = NULL; - struct errormap *c = NULL; - int bucket = jhash(errstr, len, 0) % ERRHASHSZ; - - hlist_for_each_entry(c, p, &hash_errmap[bucket], list) { - if (c->namelen==len && !memcmp(c->name, errstr, len)) { - errno = c->val; - break; - } - } - - if (errno == 0) { - /* TODO: if error isn't found, add it dynamically */ - errstr[len] = 0; - printk(KERN_ERR "%s: errstr :%s: not found\n", __FUNCTION__, - errstr); - errno = 1; - } - - return -errno; -} |