blob: ce939c062a52728349c261935127960a7ca4389f [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * linux/fs/nfs/nfs3proc.c
3 *
4 * Client-side NFSv3 procedures stubs.
5 *
6 * Copyright (C) 1997, Olaf Kirch
7 */
8
9#include <linux/mm.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070010#include <linux/errno.h>
11#include <linux/string.h>
12#include <linux/sunrpc/clnt.h>
Tejun Heo5a0e3ad2010-03-24 17:04:11 +090013#include <linux/slab.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070014#include <linux/nfs.h>
15#include <linux/nfs3.h>
16#include <linux/nfs_fs.h>
17#include <linux/nfs_page.h>
18#include <linux/lockd/bind.h>
Andreas Gruenbacherb7fa0552005-06-22 17:16:27 +000019#include <linux/nfs_mount.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070020
Chuck Lever006ea732006-03-20 13:44:14 -050021#include "iostat.h"
David Howellsf7b422b2006-06-09 09:34:33 -040022#include "internal.h"
Chuck Lever006ea732006-03-20 13:44:14 -050023
Linus Torvalds1da177e2005-04-16 15:20:36 -070024#define NFSDBG_FACILITY NFSDBG_PROC
25
Jeff Laytonb68d69b2010-01-07 09:42:04 -050026/* A wrapper to handle the EJUKEBOX and EKEYEXPIRED error messages */
Linus Torvalds1da177e2005-04-16 15:20:36 -070027static int
28nfs3_rpc_wrapper(struct rpc_clnt *clnt, struct rpc_message *msg, int flags)
29{
Linus Torvalds1da177e2005-04-16 15:20:36 -070030 int res;
Linus Torvalds1da177e2005-04-16 15:20:36 -070031 do {
32 res = rpc_call_sync(clnt, msg, flags);
Jeff Laytonb68d69b2010-01-07 09:42:04 -050033 if (res != -EJUKEBOX && res != -EKEYEXPIRED)
Linus Torvalds1da177e2005-04-16 15:20:36 -070034 break;
Matthew Wilcox150030b2007-12-06 16:24:39 -050035 schedule_timeout_killable(NFS_JUKEBOX_RETRY_TIME);
Linus Torvalds1da177e2005-04-16 15:20:36 -070036 res = -ERESTARTSYS;
Matthew Wilcox150030b2007-12-06 16:24:39 -050037 } while (!fatal_signal_pending(current));
Linus Torvalds1da177e2005-04-16 15:20:36 -070038 return res;
39}
40
Chuck Leverdead28d2006-03-20 13:44:23 -050041#define rpc_call_sync(clnt, msg, flags) nfs3_rpc_wrapper(clnt, msg, flags)
Linus Torvalds1da177e2005-04-16 15:20:36 -070042
43static int
Chuck Lever006ea732006-03-20 13:44:14 -050044nfs3_async_handle_jukebox(struct rpc_task *task, struct inode *inode)
Linus Torvalds1da177e2005-04-16 15:20:36 -070045{
Jeff Laytonb68d69b2010-01-07 09:42:04 -050046 if (task->tk_status != -EJUKEBOX && task->tk_status != -EKEYEXPIRED)
Linus Torvalds1da177e2005-04-16 15:20:36 -070047 return 0;
Jeff Laytonb68d69b2010-01-07 09:42:04 -050048 if (task->tk_status == -EJUKEBOX)
49 nfs_inc_stats(inode, NFSIOS_DELAY);
Linus Torvalds1da177e2005-04-16 15:20:36 -070050 task->tk_status = 0;
51 rpc_restart_call(task);
52 rpc_delay(task, NFS_JUKEBOX_RETRY_TIME);
53 return 1;
54}
55
J. Bruce Fields03c21732006-01-03 09:55:48 +010056static int
57do_proc_get_root(struct rpc_clnt *client, struct nfs_fh *fhandle,
58 struct nfs_fsinfo *info)
59{
Chuck Leverdead28d2006-03-20 13:44:23 -050060 struct rpc_message msg = {
61 .rpc_proc = &nfs3_procedures[NFS3PROC_FSINFO],
62 .rpc_argp = fhandle,
63 .rpc_resp = info,
64 };
J. Bruce Fields03c21732006-01-03 09:55:48 +010065 int status;
66
Harvey Harrison3110ff82008-05-02 13:42:44 -070067 dprintk("%s: call fsinfo\n", __func__);
J. Bruce Fields03c21732006-01-03 09:55:48 +010068 nfs_fattr_init(info->fattr);
Chuck Leverdead28d2006-03-20 13:44:23 -050069 status = rpc_call_sync(client, &msg, 0);
Harvey Harrison3110ff82008-05-02 13:42:44 -070070 dprintk("%s: reply fsinfo: %d\n", __func__, status);
J. Bruce Fields03c21732006-01-03 09:55:48 +010071 if (!(info->fattr->valid & NFS_ATTR_FATTR)) {
Chuck Leverdead28d2006-03-20 13:44:23 -050072 msg.rpc_proc = &nfs3_procedures[NFS3PROC_GETATTR];
73 msg.rpc_resp = info->fattr;
74 status = rpc_call_sync(client, &msg, 0);
Harvey Harrison3110ff82008-05-02 13:42:44 -070075 dprintk("%s: reply getattr: %d\n", __func__, status);
J. Bruce Fields03c21732006-01-03 09:55:48 +010076 }
77 return status;
78}
79
Linus Torvalds1da177e2005-04-16 15:20:36 -070080/*
David Howells54ceac42006-08-22 20:06:13 -040081 * Bare-bones access to getattr: this is for nfs_get_root/nfs_get_sb
Linus Torvalds1da177e2005-04-16 15:20:36 -070082 */
83static int
84nfs3_proc_get_root(struct nfs_server *server, struct nfs_fh *fhandle,
85 struct nfs_fsinfo *info)
86{
87 int status;
88
J. Bruce Fields03c21732006-01-03 09:55:48 +010089 status = do_proc_get_root(server->client, fhandle, info);
David Howells5006a762006-08-22 20:06:12 -040090 if (status && server->nfs_client->cl_rpcclient != server->client)
91 status = do_proc_get_root(server->nfs_client->cl_rpcclient, fhandle, info);
Linus Torvalds1da177e2005-04-16 15:20:36 -070092 return status;
93}
94
95/*
96 * One function for each procedure in the NFS protocol.
97 */
98static int
99nfs3_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle,
100 struct nfs_fattr *fattr)
101{
Chuck Leverdead28d2006-03-20 13:44:23 -0500102 struct rpc_message msg = {
103 .rpc_proc = &nfs3_procedures[NFS3PROC_GETATTR],
104 .rpc_argp = fhandle,
105 .rpc_resp = fattr,
106 };
Linus Torvalds1da177e2005-04-16 15:20:36 -0700107 int status;
108
109 dprintk("NFS call getattr\n");
Trond Myklebust0e574af2005-10-27 22:12:38 -0400110 nfs_fattr_init(fattr);
Chuck Leverdead28d2006-03-20 13:44:23 -0500111 status = rpc_call_sync(server->client, &msg, 0);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700112 dprintk("NFS reply getattr: %d\n", status);
113 return status;
114}
115
116static int
117nfs3_proc_setattr(struct dentry *dentry, struct nfs_fattr *fattr,
118 struct iattr *sattr)
119{
120 struct inode *inode = dentry->d_inode;
121 struct nfs3_sattrargs arg = {
122 .fh = NFS_FH(inode),
123 .sattr = sattr,
124 };
Chuck Leverdead28d2006-03-20 13:44:23 -0500125 struct rpc_message msg = {
126 .rpc_proc = &nfs3_procedures[NFS3PROC_SETATTR],
127 .rpc_argp = &arg,
128 .rpc_resp = fattr,
129 };
Linus Torvalds1da177e2005-04-16 15:20:36 -0700130 int status;
131
132 dprintk("NFS call setattr\n");
Trond Myklebust659bfcd2008-06-10 19:39:41 -0400133 if (sattr->ia_valid & ATTR_FILE)
134 msg.rpc_cred = nfs_file_cred(sattr->ia_file);
Trond Myklebust0e574af2005-10-27 22:12:38 -0400135 nfs_fattr_init(fattr);
Chuck Leverdead28d2006-03-20 13:44:23 -0500136 status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0);
Trond Myklebust65e43082005-08-16 11:49:44 -0400137 if (status == 0)
138 nfs_setattr_update_inode(inode, sattr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700139 dprintk("NFS reply setattr: %d\n", status);
140 return status;
141}
142
143static int
144nfs3_proc_lookup(struct inode *dir, struct qstr *name,
145 struct nfs_fh *fhandle, struct nfs_fattr *fattr)
146{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700147 struct nfs3_diropargs arg = {
148 .fh = NFS_FH(dir),
149 .name = name->name,
150 .len = name->len
151 };
152 struct nfs3_diropres res = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700153 .fh = fhandle,
154 .fattr = fattr
155 };
Chuck Leverdead28d2006-03-20 13:44:23 -0500156 struct rpc_message msg = {
157 .rpc_proc = &nfs3_procedures[NFS3PROC_LOOKUP],
158 .rpc_argp = &arg,
159 .rpc_resp = &res,
160 };
Linus Torvalds1da177e2005-04-16 15:20:36 -0700161 int status;
162
163 dprintk("NFS call lookup %s\n", name->name);
Trond Myklebuste1fb4d02010-04-16 16:22:47 -0400164 res.dir_attr = nfs_alloc_fattr();
165 if (res.dir_attr == NULL)
166 return -ENOMEM;
167
Trond Myklebust0e574af2005-10-27 22:12:38 -0400168 nfs_fattr_init(fattr);
Chuck Leverdead28d2006-03-20 13:44:23 -0500169 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
Trond Myklebuste1fb4d02010-04-16 16:22:47 -0400170 nfs_refresh_inode(dir, res.dir_attr);
Chuck Leverdead28d2006-03-20 13:44:23 -0500171 if (status >= 0 && !(fattr->valid & NFS_ATTR_FATTR)) {
172 msg.rpc_proc = &nfs3_procedures[NFS3PROC_GETATTR];
173 msg.rpc_argp = fhandle;
174 msg.rpc_resp = fattr;
175 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
176 }
Trond Myklebuste1fb4d02010-04-16 16:22:47 -0400177 nfs_free_fattr(res.dir_attr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700178 dprintk("NFS reply lookup: %d\n", status);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700179 return status;
180}
181
182static int nfs3_proc_access(struct inode *inode, struct nfs_access_entry *entry)
183{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700184 struct nfs3_accessargs arg = {
185 .fh = NFS_FH(inode),
186 };
Trond Myklebustc407d412010-04-16 16:22:48 -0400187 struct nfs3_accessres res;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700188 struct rpc_message msg = {
189 .rpc_proc = &nfs3_procedures[NFS3PROC_ACCESS],
190 .rpc_argp = &arg,
191 .rpc_resp = &res,
Chuck Leverdead28d2006-03-20 13:44:23 -0500192 .rpc_cred = entry->cred,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700193 };
194 int mode = entry->mask;
Trond Myklebustc407d412010-04-16 16:22:48 -0400195 int status = -ENOMEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700196
197 dprintk("NFS call access\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700198
199 if (mode & MAY_READ)
200 arg.access |= NFS3_ACCESS_READ;
201 if (S_ISDIR(inode->i_mode)) {
202 if (mode & MAY_WRITE)
203 arg.access |= NFS3_ACCESS_MODIFY | NFS3_ACCESS_EXTEND | NFS3_ACCESS_DELETE;
204 if (mode & MAY_EXEC)
205 arg.access |= NFS3_ACCESS_LOOKUP;
206 } else {
207 if (mode & MAY_WRITE)
208 arg.access |= NFS3_ACCESS_MODIFY | NFS3_ACCESS_EXTEND;
209 if (mode & MAY_EXEC)
210 arg.access |= NFS3_ACCESS_EXECUTE;
211 }
Trond Myklebustc407d412010-04-16 16:22:48 -0400212
213 res.fattr = nfs_alloc_fattr();
214 if (res.fattr == NULL)
215 goto out;
216
Linus Torvalds1da177e2005-04-16 15:20:36 -0700217 status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0);
Trond Myklebustc407d412010-04-16 16:22:48 -0400218 nfs_refresh_inode(inode, res.fattr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700219 if (status == 0) {
220 entry->mask = 0;
221 if (res.access & NFS3_ACCESS_READ)
222 entry->mask |= MAY_READ;
223 if (res.access & (NFS3_ACCESS_MODIFY | NFS3_ACCESS_EXTEND | NFS3_ACCESS_DELETE))
224 entry->mask |= MAY_WRITE;
225 if (res.access & (NFS3_ACCESS_LOOKUP|NFS3_ACCESS_EXECUTE))
226 entry->mask |= MAY_EXEC;
227 }
Trond Myklebustc407d412010-04-16 16:22:48 -0400228 nfs_free_fattr(res.fattr);
229out:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700230 dprintk("NFS reply access: %d\n", status);
231 return status;
232}
233
234static int nfs3_proc_readlink(struct inode *inode, struct page *page,
235 unsigned int pgbase, unsigned int pglen)
236{
Trond Myklebust3b14d652010-04-16 16:22:50 -0400237 struct nfs_fattr *fattr;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700238 struct nfs3_readlinkargs args = {
239 .fh = NFS_FH(inode),
240 .pgbase = pgbase,
241 .pglen = pglen,
242 .pages = &page
243 };
Chuck Leverdead28d2006-03-20 13:44:23 -0500244 struct rpc_message msg = {
245 .rpc_proc = &nfs3_procedures[NFS3PROC_READLINK],
246 .rpc_argp = &args,
Chuck Leverdead28d2006-03-20 13:44:23 -0500247 };
Trond Myklebust3b14d652010-04-16 16:22:50 -0400248 int status = -ENOMEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700249
250 dprintk("NFS call readlink\n");
Trond Myklebust3b14d652010-04-16 16:22:50 -0400251 fattr = nfs_alloc_fattr();
252 if (fattr == NULL)
253 goto out;
254 msg.rpc_resp = fattr;
255
Chuck Leverdead28d2006-03-20 13:44:23 -0500256 status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0);
Trond Myklebust3b14d652010-04-16 16:22:50 -0400257 nfs_refresh_inode(inode, fattr);
258 nfs_free_fattr(fattr);
259out:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700260 dprintk("NFS reply readlink: %d\n", status);
261 return status;
262}
263
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400264struct nfs3_createdata {
265 struct rpc_message msg;
266 union {
267 struct nfs3_createargs create;
268 struct nfs3_mkdirargs mkdir;
269 struct nfs3_symlinkargs symlink;
270 struct nfs3_mknodargs mknod;
271 } arg;
272 struct nfs3_diropres res;
273 struct nfs_fh fh;
274 struct nfs_fattr fattr;
275 struct nfs_fattr dir_attr;
276};
277
278static struct nfs3_createdata *nfs3_alloc_createdata(void)
279{
280 struct nfs3_createdata *data;
281
282 data = kzalloc(sizeof(*data), GFP_KERNEL);
283 if (data != NULL) {
284 data->msg.rpc_argp = &data->arg;
285 data->msg.rpc_resp = &data->res;
286 data->res.fh = &data->fh;
287 data->res.fattr = &data->fattr;
288 data->res.dir_attr = &data->dir_attr;
289 nfs_fattr_init(data->res.fattr);
290 nfs_fattr_init(data->res.dir_attr);
291 }
292 return data;
293}
294
295static int nfs3_do_create(struct inode *dir, struct dentry *dentry, struct nfs3_createdata *data)
296{
297 int status;
298
299 status = rpc_call_sync(NFS_CLIENT(dir), &data->msg, 0);
300 nfs_post_op_update_inode(dir, data->res.dir_attr);
301 if (status == 0)
302 status = nfs_instantiate(dentry, data->res.fh, data->res.fattr);
303 return status;
304}
305
306static void nfs3_free_createdata(struct nfs3_createdata *data)
307{
308 kfree(data);
309}
310
Linus Torvalds1da177e2005-04-16 15:20:36 -0700311/*
312 * Create a regular file.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700313 */
314static int
315nfs3_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
Trond Myklebustc0204fd2010-09-17 10:56:51 -0400316 int flags, struct nfs_open_context *ctx)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700317{
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400318 struct nfs3_createdata *data;
Andreas Gruenbacher055ffbe2005-06-22 17:16:27 +0000319 mode_t mode = sattr->ia_mode;
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400320 int status = -ENOMEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700321
322 dprintk("NFS call create %s\n", dentry->d_name.name);
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400323
324 data = nfs3_alloc_createdata();
325 if (data == NULL)
326 goto out;
327
328 data->msg.rpc_proc = &nfs3_procedures[NFS3PROC_CREATE];
329 data->arg.create.fh = NFS_FH(dir);
330 data->arg.create.name = dentry->d_name.name;
331 data->arg.create.len = dentry->d_name.len;
332 data->arg.create.sattr = sattr;
333
334 data->arg.create.createmode = NFS3_CREATE_UNCHECKED;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700335 if (flags & O_EXCL) {
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400336 data->arg.create.createmode = NFS3_CREATE_EXCLUSIVE;
337 data->arg.create.verifier[0] = jiffies;
338 data->arg.create.verifier[1] = current->pid;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700339 }
340
Al Viroce3b0f82009-03-29 19:08:22 -0400341 sattr->ia_mode &= ~current_umask();
Andreas Gruenbacher055ffbe2005-06-22 17:16:27 +0000342
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400343 for (;;) {
344 status = nfs3_do_create(dir, dentry, data);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700345
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400346 if (status != -ENOTSUPP)
347 break;
348 /* If the server doesn't support the exclusive creation
349 * semantics, try again with simple 'guarded' mode. */
350 switch (data->arg.create.createmode) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700351 case NFS3_CREATE_EXCLUSIVE:
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400352 data->arg.create.createmode = NFS3_CREATE_GUARDED;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700353 break;
354
355 case NFS3_CREATE_GUARDED:
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400356 data->arg.create.createmode = NFS3_CREATE_UNCHECKED;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700357 break;
358
359 case NFS3_CREATE_UNCHECKED:
360 goto out;
361 }
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400362 nfs_fattr_init(data->res.dir_attr);
363 nfs_fattr_init(data->res.fattr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700364 }
365
Linus Torvalds1da177e2005-04-16 15:20:36 -0700366 if (status != 0)
367 goto out;
368
369 /* When we created the file with exclusive semantics, make
370 * sure we set the attributes afterwards. */
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400371 if (data->arg.create.createmode == NFS3_CREATE_EXCLUSIVE) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700372 dprintk("NFS call setattr (post-create)\n");
373
374 if (!(sattr->ia_valid & ATTR_ATIME_SET))
375 sattr->ia_valid |= ATTR_ATIME;
376 if (!(sattr->ia_valid & ATTR_MTIME_SET))
377 sattr->ia_valid |= ATTR_MTIME;
378
379 /* Note: we could use a guarded setattr here, but I'm
380 * not sure this buys us anything (and I'd have
381 * to revamp the NFSv3 XDR code) */
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400382 status = nfs3_proc_setattr(dentry, data->res.fattr, sattr);
383 nfs_post_op_update_inode(dentry->d_inode, data->res.fattr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700384 dprintk("NFS reply setattr (post-create): %d\n", status);
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400385 if (status != 0)
386 goto out;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700387 }
Andreas Gruenbacher055ffbe2005-06-22 17:16:27 +0000388 status = nfs3_proc_set_default_acl(dir, dentry->d_inode, mode);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700389out:
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400390 nfs3_free_createdata(data);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700391 dprintk("NFS reply create: %d\n", status);
392 return status;
393}
394
395static int
396nfs3_proc_remove(struct inode *dir, struct qstr *name)
397{
Trond Myklebust4fdc17b2007-07-14 15:39:57 -0400398 struct nfs_removeargs arg = {
399 .fh = NFS_FH(dir),
400 .name.len = name->len,
401 .name.name = name->name,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700402 };
Trond Myklebust4fdc17b2007-07-14 15:39:57 -0400403 struct nfs_removeres res;
404 struct rpc_message msg = {
405 .rpc_proc = &nfs3_procedures[NFS3PROC_REMOVE],
406 .rpc_argp = &arg,
407 .rpc_resp = &res,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700408 };
Trond Myklebustd3468902010-04-16 16:22:50 -0400409 int status = -ENOMEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700410
411 dprintk("NFS call remove %s\n", name->name);
Trond Myklebustd3468902010-04-16 16:22:50 -0400412 res.dir_attr = nfs_alloc_fattr();
413 if (res.dir_attr == NULL)
414 goto out;
415
Linus Torvalds1da177e2005-04-16 15:20:36 -0700416 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
Trond Myklebustd3468902010-04-16 16:22:50 -0400417 nfs_post_op_update_inode(dir, res.dir_attr);
418 nfs_free_fattr(res.dir_attr);
419out:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700420 dprintk("NFS reply remove: %d\n", status);
421 return status;
422}
423
Trond Myklebuste4eff1a2007-07-14 15:39:58 -0400424static void
425nfs3_proc_unlink_setup(struct rpc_message *msg, struct inode *dir)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700426{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700427 msg->rpc_proc = &nfs3_procedures[NFS3PROC_REMOVE];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700428}
429
430static int
Trond Myklebuste4eff1a2007-07-14 15:39:58 -0400431nfs3_proc_unlink_done(struct rpc_task *task, struct inode *dir)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700432{
Trond Myklebuste4eff1a2007-07-14 15:39:58 -0400433 struct nfs_removeres *res;
434 if (nfs3_async_handle_jukebox(task, dir))
435 return 0;
436 res = task->tk_msg.rpc_resp;
Trond Myklebustd3468902010-04-16 16:22:50 -0400437 nfs_post_op_update_inode(dir, res->dir_attr);
Trond Myklebuste4eff1a2007-07-14 15:39:58 -0400438 return 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700439}
440
Jeff Laytond3d41522010-09-17 17:31:57 -0400441static void
442nfs3_proc_rename_setup(struct rpc_message *msg, struct inode *dir)
443{
444 msg->rpc_proc = &nfs3_procedures[NFS3PROC_RENAME];
445}
446
447static int
448nfs3_proc_rename_done(struct rpc_task *task, struct inode *old_dir,
449 struct inode *new_dir)
450{
451 struct nfs_renameres *res;
452
453 if (nfs3_async_handle_jukebox(task, old_dir))
454 return 0;
455 res = task->tk_msg.rpc_resp;
456
457 nfs_post_op_update_inode(old_dir, res->old_fattr);
458 nfs_post_op_update_inode(new_dir, res->new_fattr);
459 return 1;
460}
461
Linus Torvalds1da177e2005-04-16 15:20:36 -0700462static int
463nfs3_proc_rename(struct inode *old_dir, struct qstr *old_name,
464 struct inode *new_dir, struct qstr *new_name)
465{
Jeff Layton920769f2010-09-17 17:30:25 -0400466 struct nfs_renameargs arg = {
467 .old_dir = NFS_FH(old_dir),
468 .old_name = old_name,
469 .new_dir = NFS_FH(new_dir),
470 .new_name = new_name,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700471 };
Jeff Laytone8582a82010-09-17 17:31:06 -0400472 struct nfs_renameres res;
Chuck Leverdead28d2006-03-20 13:44:23 -0500473 struct rpc_message msg = {
474 .rpc_proc = &nfs3_procedures[NFS3PROC_RENAME],
475 .rpc_argp = &arg,
476 .rpc_resp = &res,
477 };
Trond Myklebust011fff72010-04-16 16:22:49 -0400478 int status = -ENOMEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700479
480 dprintk("NFS call rename %s -> %s\n", old_name->name, new_name->name);
Trond Myklebust011fff72010-04-16 16:22:49 -0400481
Jeff Laytone8582a82010-09-17 17:31:06 -0400482 res.old_fattr = nfs_alloc_fattr();
483 res.new_fattr = nfs_alloc_fattr();
484 if (res.old_fattr == NULL || res.new_fattr == NULL)
Trond Myklebust011fff72010-04-16 16:22:49 -0400485 goto out;
486
Chuck Leverdead28d2006-03-20 13:44:23 -0500487 status = rpc_call_sync(NFS_CLIENT(old_dir), &msg, 0);
Jeff Laytone8582a82010-09-17 17:31:06 -0400488 nfs_post_op_update_inode(old_dir, res.old_fattr);
489 nfs_post_op_update_inode(new_dir, res.new_fattr);
Trond Myklebust011fff72010-04-16 16:22:49 -0400490out:
Jeff Laytone8582a82010-09-17 17:31:06 -0400491 nfs_free_fattr(res.old_fattr);
492 nfs_free_fattr(res.new_fattr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700493 dprintk("NFS reply rename: %d\n", status);
494 return status;
495}
496
497static int
498nfs3_proc_link(struct inode *inode, struct inode *dir, struct qstr *name)
499{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700500 struct nfs3_linkargs arg = {
501 .fromfh = NFS_FH(inode),
502 .tofh = NFS_FH(dir),
503 .toname = name->name,
504 .tolen = name->len
505 };
Trond Myklebust136f2622010-04-16 16:22:49 -0400506 struct nfs3_linkres res;
Chuck Leverdead28d2006-03-20 13:44:23 -0500507 struct rpc_message msg = {
508 .rpc_proc = &nfs3_procedures[NFS3PROC_LINK],
509 .rpc_argp = &arg,
510 .rpc_resp = &res,
511 };
Trond Myklebust136f2622010-04-16 16:22:49 -0400512 int status = -ENOMEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700513
514 dprintk("NFS call link %s\n", name->name);
Trond Myklebust136f2622010-04-16 16:22:49 -0400515 res.fattr = nfs_alloc_fattr();
516 res.dir_attr = nfs_alloc_fattr();
517 if (res.fattr == NULL || res.dir_attr == NULL)
518 goto out;
519
Chuck Leverdead28d2006-03-20 13:44:23 -0500520 status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0);
Trond Myklebust136f2622010-04-16 16:22:49 -0400521 nfs_post_op_update_inode(dir, res.dir_attr);
522 nfs_post_op_update_inode(inode, res.fattr);
523out:
524 nfs_free_fattr(res.dir_attr);
525 nfs_free_fattr(res.fattr);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700526 dprintk("NFS reply link: %d\n", status);
527 return status;
528}
529
530static int
Chuck Lever94a6d752006-08-22 20:06:23 -0400531nfs3_proc_symlink(struct inode *dir, struct dentry *dentry, struct page *page,
532 unsigned int len, struct iattr *sattr)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700533{
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400534 struct nfs3_createdata *data;
535 int status = -ENOMEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700536
Chuck Lever94a6d752006-08-22 20:06:23 -0400537 if (len > NFS3_MAXPATHLEN)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700538 return -ENAMETOOLONG;
Chuck Lever4f390c12006-08-22 20:06:22 -0400539
Chuck Lever94a6d752006-08-22 20:06:23 -0400540 dprintk("NFS call symlink %s\n", dentry->d_name.name);
541
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400542 data = nfs3_alloc_createdata();
543 if (data == NULL)
Chuck Lever4f390c12006-08-22 20:06:22 -0400544 goto out;
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400545 data->msg.rpc_proc = &nfs3_procedures[NFS3PROC_SYMLINK];
546 data->arg.symlink.fromfh = NFS_FH(dir);
547 data->arg.symlink.fromname = dentry->d_name.name;
548 data->arg.symlink.fromlen = dentry->d_name.len;
549 data->arg.symlink.pages = &page;
550 data->arg.symlink.pathlen = len;
551 data->arg.symlink.sattr = sattr;
552
553 status = nfs3_do_create(dir, dentry, data);
554
555 nfs3_free_createdata(data);
Chuck Lever4f390c12006-08-22 20:06:22 -0400556out:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700557 dprintk("NFS reply symlink: %d\n", status);
558 return status;
559}
560
561static int
562nfs3_proc_mkdir(struct inode *dir, struct dentry *dentry, struct iattr *sattr)
563{
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400564 struct nfs3_createdata *data;
Andreas Gruenbacher055ffbe2005-06-22 17:16:27 +0000565 int mode = sattr->ia_mode;
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400566 int status = -ENOMEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700567
568 dprintk("NFS call mkdir %s\n", dentry->d_name.name);
Andreas Gruenbacher055ffbe2005-06-22 17:16:27 +0000569
Al Viroce3b0f82009-03-29 19:08:22 -0400570 sattr->ia_mode &= ~current_umask();
Andreas Gruenbacher055ffbe2005-06-22 17:16:27 +0000571
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400572 data = nfs3_alloc_createdata();
573 if (data == NULL)
574 goto out;
575
576 data->msg.rpc_proc = &nfs3_procedures[NFS3PROC_MKDIR];
577 data->arg.mkdir.fh = NFS_FH(dir);
578 data->arg.mkdir.name = dentry->d_name.name;
579 data->arg.mkdir.len = dentry->d_name.len;
580 data->arg.mkdir.sattr = sattr;
581
582 status = nfs3_do_create(dir, dentry, data);
Andreas Gruenbacher055ffbe2005-06-22 17:16:27 +0000583 if (status != 0)
584 goto out;
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400585
Andreas Gruenbacher055ffbe2005-06-22 17:16:27 +0000586 status = nfs3_proc_set_default_acl(dir, dentry->d_inode, mode);
587out:
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400588 nfs3_free_createdata(data);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700589 dprintk("NFS reply mkdir: %d\n", status);
590 return status;
591}
592
593static int
594nfs3_proc_rmdir(struct inode *dir, struct qstr *name)
595{
Trond Myklebust39967dd2010-04-16 16:22:50 -0400596 struct nfs_fattr *dir_attr;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700597 struct nfs3_diropargs arg = {
598 .fh = NFS_FH(dir),
599 .name = name->name,
600 .len = name->len
601 };
Chuck Leverdead28d2006-03-20 13:44:23 -0500602 struct rpc_message msg = {
603 .rpc_proc = &nfs3_procedures[NFS3PROC_RMDIR],
604 .rpc_argp = &arg,
Chuck Leverdead28d2006-03-20 13:44:23 -0500605 };
Trond Myklebust39967dd2010-04-16 16:22:50 -0400606 int status = -ENOMEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700607
608 dprintk("NFS call rmdir %s\n", name->name);
Trond Myklebust39967dd2010-04-16 16:22:50 -0400609 dir_attr = nfs_alloc_fattr();
610 if (dir_attr == NULL)
611 goto out;
612
613 msg.rpc_resp = dir_attr;
Chuck Leverdead28d2006-03-20 13:44:23 -0500614 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
Trond Myklebust39967dd2010-04-16 16:22:50 -0400615 nfs_post_op_update_inode(dir, dir_attr);
616 nfs_free_fattr(dir_attr);
617out:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700618 dprintk("NFS reply rmdir: %d\n", status);
619 return status;
620}
621
622/*
623 * The READDIR implementation is somewhat hackish - we pass the user buffer
624 * to the encode function, which installs it in the receive iovec.
625 * The decode function itself doesn't perform any decoding, it just makes
626 * sure the reply is syntactically correct.
627 *
628 * Also note that this implementation handles both plain readdir and
629 * readdirplus.
630 */
631static int
632nfs3_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
Bryan Schumaker56e4ebf2010-10-20 15:44:37 -0400633 u64 cookie, struct page **pages, unsigned int count, int plus)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700634{
635 struct inode *dir = dentry->d_inode;
Al Virobc4785c2006-10-19 23:28:51 -0700636 __be32 *verf = NFS_COOKIEVERF(dir);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700637 struct nfs3_readdirargs arg = {
638 .fh = NFS_FH(dir),
639 .cookie = cookie,
640 .verf = {verf[0], verf[1]},
641 .plus = plus,
642 .count = count,
Bryan Schumaker56e4ebf2010-10-20 15:44:37 -0400643 .pages = pages
Linus Torvalds1da177e2005-04-16 15:20:36 -0700644 };
645 struct nfs3_readdirres res = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700646 .verf = verf,
647 .plus = plus
648 };
649 struct rpc_message msg = {
650 .rpc_proc = &nfs3_procedures[NFS3PROC_READDIR],
651 .rpc_argp = &arg,
652 .rpc_resp = &res,
653 .rpc_cred = cred
654 };
Trond Myklebustaa49b4c2010-04-16 16:22:49 -0400655 int status = -ENOMEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700656
Linus Torvalds1da177e2005-04-16 15:20:36 -0700657 if (plus)
658 msg.rpc_proc = &nfs3_procedures[NFS3PROC_READDIRPLUS];
659
660 dprintk("NFS call readdir%s %d\n",
661 plus? "plus" : "", (unsigned int) cookie);
662
Trond Myklebustaa49b4c2010-04-16 16:22:49 -0400663 res.dir_attr = nfs_alloc_fattr();
664 if (res.dir_attr == NULL)
665 goto out;
666
Linus Torvalds1da177e2005-04-16 15:20:36 -0700667 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
Trond Myklebustc4812992007-09-28 17:11:45 -0400668
669 nfs_invalidate_atime(dir);
Trond Myklebustaa49b4c2010-04-16 16:22:49 -0400670 nfs_refresh_inode(dir, res.dir_attr);
Trond Myklebustc4812992007-09-28 17:11:45 -0400671
Trond Myklebustaa49b4c2010-04-16 16:22:49 -0400672 nfs_free_fattr(res.dir_attr);
673out:
Chuck Leverd141d972010-09-21 16:55:47 -0400674 dprintk("NFS reply readdir%s: %d\n",
675 plus? "plus" : "", status);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700676 return status;
677}
678
679static int
680nfs3_proc_mknod(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
681 dev_t rdev)
682{
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400683 struct nfs3_createdata *data;
Andreas Gruenbacher055ffbe2005-06-22 17:16:27 +0000684 mode_t mode = sattr->ia_mode;
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400685 int status = -ENOMEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700686
687 dprintk("NFS call mknod %s %u:%u\n", dentry->d_name.name,
688 MAJOR(rdev), MINOR(rdev));
Andreas Gruenbacher055ffbe2005-06-22 17:16:27 +0000689
Al Viroce3b0f82009-03-29 19:08:22 -0400690 sattr->ia_mode &= ~current_umask();
Andreas Gruenbacher055ffbe2005-06-22 17:16:27 +0000691
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400692 data = nfs3_alloc_createdata();
693 if (data == NULL)
Andreas Gruenbacher055ffbe2005-06-22 17:16:27 +0000694 goto out;
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400695
696 data->msg.rpc_proc = &nfs3_procedures[NFS3PROC_MKNOD];
697 data->arg.mknod.fh = NFS_FH(dir);
698 data->arg.mknod.name = dentry->d_name.name;
699 data->arg.mknod.len = dentry->d_name.len;
700 data->arg.mknod.sattr = sattr;
701 data->arg.mknod.rdev = rdev;
702
703 switch (sattr->ia_mode & S_IFMT) {
704 case S_IFBLK:
705 data->arg.mknod.type = NF3BLK;
706 break;
707 case S_IFCHR:
708 data->arg.mknod.type = NF3CHR;
709 break;
710 case S_IFIFO:
711 data->arg.mknod.type = NF3FIFO;
712 break;
713 case S_IFSOCK:
714 data->arg.mknod.type = NF3SOCK;
715 break;
716 default:
717 status = -EINVAL;
718 goto out;
719 }
720
721 status = nfs3_do_create(dir, dentry, data);
Andreas Gruenbacher055ffbe2005-06-22 17:16:27 +0000722 if (status != 0)
723 goto out;
724 status = nfs3_proc_set_default_acl(dir, dentry->d_inode, mode);
725out:
Trond Myklebust0b4aae72008-06-20 17:00:23 -0400726 nfs3_free_createdata(data);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700727 dprintk("NFS reply mknod: %d\n", status);
728 return status;
729}
730
731static int
732nfs3_proc_statfs(struct nfs_server *server, struct nfs_fh *fhandle,
733 struct nfs_fsstat *stat)
734{
Chuck Leverdead28d2006-03-20 13:44:23 -0500735 struct rpc_message msg = {
736 .rpc_proc = &nfs3_procedures[NFS3PROC_FSSTAT],
737 .rpc_argp = fhandle,
738 .rpc_resp = stat,
739 };
Linus Torvalds1da177e2005-04-16 15:20:36 -0700740 int status;
741
742 dprintk("NFS call fsstat\n");
Trond Myklebust0e574af2005-10-27 22:12:38 -0400743 nfs_fattr_init(stat->fattr);
Chuck Leverdead28d2006-03-20 13:44:23 -0500744 status = rpc_call_sync(server->client, &msg, 0);
Chuck Leverd141d972010-09-21 16:55:47 -0400745 dprintk("NFS reply fsstat: %d\n", status);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700746 return status;
747}
748
749static int
EG Keizer37ca8f52008-08-19 16:34:36 -0400750do_proc_fsinfo(struct rpc_clnt *client, struct nfs_fh *fhandle,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700751 struct nfs_fsinfo *info)
752{
Chuck Leverdead28d2006-03-20 13:44:23 -0500753 struct rpc_message msg = {
754 .rpc_proc = &nfs3_procedures[NFS3PROC_FSINFO],
755 .rpc_argp = fhandle,
756 .rpc_resp = info,
757 };
Linus Torvalds1da177e2005-04-16 15:20:36 -0700758 int status;
759
760 dprintk("NFS call fsinfo\n");
Trond Myklebust0e574af2005-10-27 22:12:38 -0400761 nfs_fattr_init(info->fattr);
EG Keizer37ca8f52008-08-19 16:34:36 -0400762 status = rpc_call_sync(client, &msg, 0);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700763 dprintk("NFS reply fsinfo: %d\n", status);
764 return status;
765}
766
EG Keizer37ca8f52008-08-19 16:34:36 -0400767/*
768 * Bare-bones access to fsinfo: this is for nfs_get_root/nfs_get_sb via
769 * nfs_create_server
770 */
771static int
772nfs3_proc_fsinfo(struct nfs_server *server, struct nfs_fh *fhandle,
773 struct nfs_fsinfo *info)
774{
775 int status;
776
777 status = do_proc_fsinfo(server->client, fhandle, info);
778 if (status && server->nfs_client->cl_rpcclient != server->client)
779 status = do_proc_fsinfo(server->nfs_client->cl_rpcclient, fhandle, info);
780 return status;
781}
782
Linus Torvalds1da177e2005-04-16 15:20:36 -0700783static int
784nfs3_proc_pathconf(struct nfs_server *server, struct nfs_fh *fhandle,
785 struct nfs_pathconf *info)
786{
Chuck Leverdead28d2006-03-20 13:44:23 -0500787 struct rpc_message msg = {
788 .rpc_proc = &nfs3_procedures[NFS3PROC_PATHCONF],
789 .rpc_argp = fhandle,
790 .rpc_resp = info,
791 };
Linus Torvalds1da177e2005-04-16 15:20:36 -0700792 int status;
793
794 dprintk("NFS call pathconf\n");
Trond Myklebust0e574af2005-10-27 22:12:38 -0400795 nfs_fattr_init(info->fattr);
Chuck Leverdead28d2006-03-20 13:44:23 -0500796 status = rpc_call_sync(server->client, &msg, 0);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700797 dprintk("NFS reply pathconf: %d\n", status);
798 return status;
799}
800
Trond Myklebustec06c092006-03-20 13:44:27 -0500801static int nfs3_read_done(struct rpc_task *task, struct nfs_read_data *data)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700802{
Chuck Lever006ea732006-03-20 13:44:14 -0500803 if (nfs3_async_handle_jukebox(task, data->inode))
Trond Myklebustec06c092006-03-20 13:44:27 -0500804 return -EAGAIN;
Trond Myklebust8850df92007-09-28 17:20:07 -0400805
806 nfs_invalidate_atime(data->inode);
807 nfs_refresh_inode(data->inode, &data->fattr);
Trond Myklebustec06c092006-03-20 13:44:27 -0500808 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700809}
810
Trond Myklebustbdc7f022007-07-14 15:40:00 -0400811static void nfs3_proc_read_setup(struct nfs_read_data *data, struct rpc_message *msg)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700812{
Trond Myklebustbdc7f022007-07-14 15:40:00 -0400813 msg->rpc_proc = &nfs3_procedures[NFS3PROC_READ];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700814}
815
Trond Myklebust788e7a82006-03-20 13:44:27 -0500816static int nfs3_write_done(struct rpc_task *task, struct nfs_write_data *data)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700817{
Chuck Lever006ea732006-03-20 13:44:14 -0500818 if (nfs3_async_handle_jukebox(task, data->inode))
Trond Myklebust788e7a82006-03-20 13:44:27 -0500819 return -EAGAIN;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700820 if (task->tk_status >= 0)
Trond Myklebust70ca8852007-09-30 15:21:24 -0400821 nfs_post_op_update_inode_force_wcc(data->inode, data->res.fattr);
Trond Myklebust788e7a82006-03-20 13:44:27 -0500822 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700823}
824
Trond Myklebustbdc7f022007-07-14 15:40:00 -0400825static void nfs3_proc_write_setup(struct nfs_write_data *data, struct rpc_message *msg)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700826{
Trond Myklebustbdc7f022007-07-14 15:40:00 -0400827 msg->rpc_proc = &nfs3_procedures[NFS3PROC_WRITE];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700828}
829
Trond Myklebust788e7a82006-03-20 13:44:27 -0500830static int nfs3_commit_done(struct rpc_task *task, struct nfs_write_data *data)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700831{
Chuck Lever006ea732006-03-20 13:44:14 -0500832 if (nfs3_async_handle_jukebox(task, data->inode))
Trond Myklebust788e7a82006-03-20 13:44:27 -0500833 return -EAGAIN;
Trond Myklebust9e08a3c2007-10-08 14:10:31 -0400834 nfs_refresh_inode(data->inode, data->res.fattr);
Trond Myklebust788e7a82006-03-20 13:44:27 -0500835 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700836}
837
Trond Myklebustbdc7f022007-07-14 15:40:00 -0400838static void nfs3_proc_commit_setup(struct nfs_write_data *data, struct rpc_message *msg)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700839{
Trond Myklebustbdc7f022007-07-14 15:40:00 -0400840 msg->rpc_proc = &nfs3_procedures[NFS3PROC_COMMIT];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700841}
842
843static int
844nfs3_proc_lock(struct file *filp, int cmd, struct file_lock *fl)
845{
Chuck Lever1093a602008-01-11 17:09:59 -0500846 struct inode *inode = filp->f_path.dentry->d_inode;
847
848 return nlmclnt_proc(NFS_SERVER(inode)->nlm_host, cmd, fl);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700849}
850
David Howells509de812006-08-22 20:06:11 -0400851const struct nfs_rpc_ops nfs_v3_clientops = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700852 .version = 3, /* protocol version */
853 .dentry_ops = &nfs_dentry_operations,
Andreas Gruenbacherb7fa0552005-06-22 17:16:27 +0000854 .dir_inode_ops = &nfs3_dir_inode_operations,
855 .file_inode_ops = &nfs3_file_inode_operations,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700856 .getroot = nfs3_proc_get_root,
857 .getattr = nfs3_proc_getattr,
858 .setattr = nfs3_proc_setattr,
859 .lookup = nfs3_proc_lookup,
860 .access = nfs3_proc_access,
861 .readlink = nfs3_proc_readlink,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700862 .create = nfs3_proc_create,
863 .remove = nfs3_proc_remove,
864 .unlink_setup = nfs3_proc_unlink_setup,
865 .unlink_done = nfs3_proc_unlink_done,
866 .rename = nfs3_proc_rename,
Jeff Laytond3d41522010-09-17 17:31:57 -0400867 .rename_setup = nfs3_proc_rename_setup,
868 .rename_done = nfs3_proc_rename_done,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700869 .link = nfs3_proc_link,
870 .symlink = nfs3_proc_symlink,
871 .mkdir = nfs3_proc_mkdir,
872 .rmdir = nfs3_proc_rmdir,
873 .readdir = nfs3_proc_readdir,
874 .mknod = nfs3_proc_mknod,
875 .statfs = nfs3_proc_statfs,
876 .fsinfo = nfs3_proc_fsinfo,
877 .pathconf = nfs3_proc_pathconf,
878 .decode_dirent = nfs3_decode_dirent,
879 .read_setup = nfs3_proc_read_setup,
Trond Myklebustec06c092006-03-20 13:44:27 -0500880 .read_done = nfs3_read_done,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700881 .write_setup = nfs3_proc_write_setup,
Trond Myklebust788e7a82006-03-20 13:44:27 -0500882 .write_done = nfs3_write_done,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700883 .commit_setup = nfs3_proc_commit_setup,
Trond Myklebust788e7a82006-03-20 13:44:27 -0500884 .commit_done = nfs3_commit_done,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700885 .lock = nfs3_proc_lock,
Andreas Gruenbacher5c6a9f72005-06-22 17:16:27 +0000886 .clear_acl_cache = nfs3_forget_cached_acls,
Trond Myklebust7fe5c392009-03-19 15:35:50 -0400887 .close_context = nfs_close_context,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700888};