diff options
author | Christoph Hellwig <hch@lst.de> | 2007-10-21 19:42:16 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-22 11:13:21 -0400 |
commit | cfaea787c05822acbb4d8963baee5edd1cc0258f (patch) | |
tree | 471ab4a45baa9c2dd6423c345a1668366b6846fc /include/linux/exportfs.h | |
parent | 644f9ab3b0aa386820ce709de747d46b4cece16f (diff) |
exportfs: remove old methods
Now that all filesystems are converted remove support for the old methods.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: Neil Brown <neilb@suse.de>
Cc: "J. Bruce Fields" <bfields@fieldses.org>
Cc: <linux-ext4@vger.kernel.org>
Cc: Dave Kleikamp <shaggy@austin.ibm.com>
Cc: Anton Altaparmakov <aia21@cantab.net>
Cc: David Chinner <dgc@sgi.com>
Cc: Timothy Shimmin <tes@sgi.com>
Cc: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Cc: Hugh Dickins <hugh@veritas.com>
Cc: Chris Mason <mason@suse.com>
Cc: Jeff Mahoney <jeffm@suse.com>
Cc: "Vladimir V. Saveliev" <vs@namesys.com>
Cc: Steven Whitehouse <swhiteho@redhat.com>
Cc: Mark Fasheh <mark.fasheh@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/exportfs.h')
-rw-r--r-- | include/linux/exportfs.h | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h index b44f6b6871c8..0b4a771b4903 100644 --- a/include/linux/exportfs.h +++ b/include/linux/exportfs.h | |||
@@ -54,8 +54,6 @@ struct fid { | |||
54 | * @get_name: find the name for a given inode in a given directory | 54 | * @get_name: find the name for a given inode in a given directory |
55 | * @get_parent: find the parent of a given directory | 55 | * @get_parent: find the parent of a given directory |
56 | * @get_dentry: find a dentry for the inode given a file handle sub-fragment | 56 | * @get_dentry: find a dentry for the inode given a file handle sub-fragment |
57 | * @find_exported_dentry: | ||
58 | * set by the exporting module to a standard helper function. | ||
59 | * | 57 | * |
60 | * Description: | 58 | * Description: |
61 | * The export_operations structure provides a means for nfsd to communicate | 59 | * The export_operations structure provides a means for nfsd to communicate |
@@ -82,16 +80,6 @@ struct fid { | |||
82 | * looking for the next. As soon as an acceptable one is found, it should | 80 | * looking for the next. As soon as an acceptable one is found, it should |
83 | * be returned. | 81 | * be returned. |
84 | * | 82 | * |
85 | * decode_fh: | ||
86 | * @decode_fh is given a &struct super_block (@sb), a file handle fragment | ||
87 | * (@fh, @fh_len) and an acceptability testing function (@acceptable, | ||
88 | * @context). It should return a &struct dentry which refers to the same | ||
89 | * file that the file handle fragment refers to, and which passes the | ||
90 | * acceptability test. If it cannot, it should return a %NULL pointer if | ||
91 | * the file was found but no acceptable &dentries were available, or a | ||
92 | * %ERR_PTR error code indicating why it couldn't be found (e.g. %ENOENT or | ||
93 | * %ENOMEM). | ||
94 | * | ||
95 | * encode_fh: | 83 | * encode_fh: |
96 | * @encode_fh should store in the file handle fragment @fh (using at most | 84 | * @encode_fh should store in the file handle fragment @fh (using at most |
97 | * @max_len bytes) information that can be used by @decode_fh to recover the | 85 | * @max_len bytes) information that can be used by @decode_fh to recover the |
@@ -129,30 +117,12 @@ struct fid { | |||
129 | * is also a directory. In the event that it cannot be found, or storage | 117 | * is also a directory. In the event that it cannot be found, or storage |
130 | * space cannot be allocated, a %ERR_PTR should be returned. | 118 | * space cannot be allocated, a %ERR_PTR should be returned. |
131 | * | 119 | * |
132 | * get_dentry: | ||
133 | * Given a &super_block (@sb) and a pointer to a file-system specific inode | ||
134 | * identifier, possibly an inode number, (@inump) get_dentry() should find | ||
135 | * the identified inode and return a dentry for that inode. Any suitable | ||
136 | * dentry can be returned including, if necessary, a new dentry created with | ||
137 | * d_alloc_root. The caller can then find any other extant dentrys by | ||
138 | * following the d_alias links. If a new dentry was created using | ||
139 | * d_alloc_root, DCACHE_NFSD_DISCONNECTED should be set, and the dentry | ||
140 | * should be d_rehash()ed. | ||
141 | * | ||
142 | * If the inode cannot be found, either a %NULL pointer or an %ERR_PTR code | ||
143 | * can be returned. The @inump will be whatever was passed to | ||
144 | * nfsd_find_fh_dentry() in either the @obj or @parent parameters. | ||
145 | * | ||
146 | * Locking rules: | 120 | * Locking rules: |
147 | * get_parent is called with child->d_inode->i_mutex down | 121 | * get_parent is called with child->d_inode->i_mutex down |
148 | * get_name is not (which is possibly inconsistent) | 122 | * get_name is not (which is possibly inconsistent) |
149 | */ | 123 | */ |
150 | 124 | ||
151 | struct export_operations { | 125 | struct export_operations { |
152 | struct dentry *(*decode_fh)(struct super_block *sb, __u32 *fh, | ||
153 | int fh_len, int fh_type, | ||
154 | int (*acceptable)(void *context, struct dentry *de), | ||
155 | void *context); | ||
156 | int (*encode_fh)(struct dentry *de, __u32 *fh, int *max_len, | 126 | int (*encode_fh)(struct dentry *de, __u32 *fh, int *max_len, |
157 | int connectable); | 127 | int connectable); |
158 | struct dentry * (*fh_to_dentry)(struct super_block *sb, struct fid *fid, | 128 | struct dentry * (*fh_to_dentry)(struct super_block *sb, struct fid *fid, |
@@ -162,19 +132,8 @@ struct export_operations { | |||
162 | int (*get_name)(struct dentry *parent, char *name, | 132 | int (*get_name)(struct dentry *parent, char *name, |
163 | struct dentry *child); | 133 | struct dentry *child); |
164 | struct dentry * (*get_parent)(struct dentry *child); | 134 | struct dentry * (*get_parent)(struct dentry *child); |
165 | struct dentry * (*get_dentry)(struct super_block *sb, void *inump); | ||
166 | |||
167 | /* This is set by the exporting module to a standard helper */ | ||
168 | struct dentry * (*find_exported_dentry)( | ||
169 | struct super_block *sb, void *obj, void *parent, | ||
170 | int (*acceptable)(void *context, struct dentry *de), | ||
171 | void *context); | ||
172 | }; | 135 | }; |
173 | 136 | ||
174 | extern struct dentry *find_exported_dentry(struct super_block *sb, void *obj, | ||
175 | void *parent, int (*acceptable)(void *context, struct dentry *de), | ||
176 | void *context); | ||
177 | |||
178 | extern int exportfs_encode_fh(struct dentry *dentry, struct fid *fid, | 137 | extern int exportfs_encode_fh(struct dentry *dentry, struct fid *fid, |
179 | int *max_len, int connectable); | 138 | int *max_len, int connectable); |
180 | extern struct dentry *exportfs_decode_fh(struct vfsmount *mnt, struct fid *fid, | 139 | extern struct dentry *exportfs_decode_fh(struct vfsmount *mnt, struct fid *fid, |