2 * linux/fs/nfs/nfs3proc.c
4 * Client-side NFSv3 procedures stubs.
6 * Copyright (C) 1997, Olaf Kirch
10 #include <linux/errno.h>
11 #include <linux/string.h>
12 #include <linux/sunrpc/clnt.h>
13 #include <linux/slab.h>
14 #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>
19 #include <linux/nfs_mount.h>
20 #include <linux/freezer.h>
25 #define NFSDBG_FACILITY NFSDBG_PROC
27 /* A wrapper to handle the EJUKEBOX and EKEYEXPIRED error messages */
29 nfs3_rpc_wrapper(struct rpc_clnt *clnt, struct rpc_message *msg, int flags)
33 res = rpc_call_sync(clnt, msg, flags);
34 if (res != -EJUKEBOX && res != -EKEYEXPIRED)
36 freezable_schedule_timeout_killable(NFS_JUKEBOX_RETRY_TIME);
38 } while (!fatal_signal_pending(current));
42 #define rpc_call_sync(clnt, msg, flags) nfs3_rpc_wrapper(clnt, msg, flags)
45 nfs3_async_handle_jukebox(struct rpc_task *task, struct inode *inode)
47 if (task->tk_status != -EJUKEBOX && task->tk_status != -EKEYEXPIRED)
49 if (task->tk_status == -EJUKEBOX)
50 nfs_inc_stats(inode, NFSIOS_DELAY);
52 rpc_restart_call(task);
53 rpc_delay(task, NFS_JUKEBOX_RETRY_TIME);
58 do_proc_get_root(struct rpc_clnt *client, struct nfs_fh *fhandle,
59 struct nfs_fsinfo *info)
61 struct rpc_message msg = {
62 .rpc_proc = &nfs3_procedures[NFS3PROC_FSINFO],
68 dprintk("%s: call fsinfo\n", __func__);
69 nfs_fattr_init(info->fattr);
70 status = rpc_call_sync(client, &msg, 0);
71 dprintk("%s: reply fsinfo: %d\n", __func__, status);
72 if (!(info->fattr->valid & NFS_ATTR_FATTR)) {
73 msg.rpc_proc = &nfs3_procedures[NFS3PROC_GETATTR];
74 msg.rpc_resp = info->fattr;
75 status = rpc_call_sync(client, &msg, 0);
76 dprintk("%s: reply getattr: %d\n", __func__, status);
82 * Bare-bones access to getattr: this is for nfs_get_root/nfs_get_sb
85 nfs3_proc_get_root(struct nfs_server *server, struct nfs_fh *fhandle,
86 struct nfs_fsinfo *info)
90 status = do_proc_get_root(server->client, fhandle, info);
91 if (status && server->nfs_client->cl_rpcclient != server->client)
92 status = do_proc_get_root(server->nfs_client->cl_rpcclient, fhandle, info);
97 * One function for each procedure in the NFS protocol.
100 nfs3_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle,
101 struct nfs_fattr *fattr)
103 struct rpc_message msg = {
104 .rpc_proc = &nfs3_procedures[NFS3PROC_GETATTR],
110 dprintk("NFS call getattr\n");
111 nfs_fattr_init(fattr);
112 status = rpc_call_sync(server->client, &msg, 0);
113 dprintk("NFS reply getattr: %d\n", status);
118 nfs3_proc_setattr(struct dentry *dentry, struct nfs_fattr *fattr,
121 struct inode *inode = dentry->d_inode;
122 struct nfs3_sattrargs arg = {
126 struct rpc_message msg = {
127 .rpc_proc = &nfs3_procedures[NFS3PROC_SETATTR],
133 dprintk("NFS call setattr\n");
134 if (sattr->ia_valid & ATTR_FILE)
135 msg.rpc_cred = nfs_file_cred(sattr->ia_file);
136 nfs_fattr_init(fattr);
137 status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0);
139 nfs_setattr_update_inode(inode, sattr);
140 dprintk("NFS reply setattr: %d\n", status);
145 nfs3_proc_lookup(struct rpc_clnt *clnt, struct inode *dir, struct qstr *name,
146 struct nfs_fh *fhandle, struct nfs_fattr *fattr)
148 struct nfs3_diropargs arg = {
153 struct nfs3_diropres res = {
157 struct rpc_message msg = {
158 .rpc_proc = &nfs3_procedures[NFS3PROC_LOOKUP],
164 dprintk("NFS call lookup %s\n", name->name);
165 res.dir_attr = nfs_alloc_fattr();
166 if (res.dir_attr == NULL)
169 nfs_fattr_init(fattr);
170 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
171 nfs_refresh_inode(dir, res.dir_attr);
172 if (status >= 0 && !(fattr->valid & NFS_ATTR_FATTR)) {
173 msg.rpc_proc = &nfs3_procedures[NFS3PROC_GETATTR];
174 msg.rpc_argp = fhandle;
175 msg.rpc_resp = fattr;
176 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
178 nfs_free_fattr(res.dir_attr);
179 dprintk("NFS reply lookup: %d\n", status);
183 static int nfs3_proc_access(struct inode *inode, struct nfs_access_entry *entry)
185 struct nfs3_accessargs arg = {
188 struct nfs3_accessres res;
189 struct rpc_message msg = {
190 .rpc_proc = &nfs3_procedures[NFS3PROC_ACCESS],
193 .rpc_cred = entry->cred,
195 int mode = entry->mask;
196 int status = -ENOMEM;
198 dprintk("NFS call access\n");
201 arg.access |= NFS3_ACCESS_READ;
202 if (S_ISDIR(inode->i_mode)) {
203 if (mode & MAY_WRITE)
204 arg.access |= NFS3_ACCESS_MODIFY | NFS3_ACCESS_EXTEND | NFS3_ACCESS_DELETE;
206 arg.access |= NFS3_ACCESS_LOOKUP;
208 if (mode & MAY_WRITE)
209 arg.access |= NFS3_ACCESS_MODIFY | NFS3_ACCESS_EXTEND;
211 arg.access |= NFS3_ACCESS_EXECUTE;
214 res.fattr = nfs_alloc_fattr();
215 if (res.fattr == NULL)
218 status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0);
219 nfs_refresh_inode(inode, res.fattr);
222 if (res.access & NFS3_ACCESS_READ)
223 entry->mask |= MAY_READ;
224 if (res.access & (NFS3_ACCESS_MODIFY | NFS3_ACCESS_EXTEND | NFS3_ACCESS_DELETE))
225 entry->mask |= MAY_WRITE;
226 if (res.access & (NFS3_ACCESS_LOOKUP|NFS3_ACCESS_EXECUTE))
227 entry->mask |= MAY_EXEC;
229 nfs_free_fattr(res.fattr);
231 dprintk("NFS reply access: %d\n", status);
235 static int nfs3_proc_readlink(struct inode *inode, struct page *page,
236 unsigned int pgbase, unsigned int pglen)
238 struct nfs_fattr *fattr;
239 struct nfs3_readlinkargs args = {
245 struct rpc_message msg = {
246 .rpc_proc = &nfs3_procedures[NFS3PROC_READLINK],
249 int status = -ENOMEM;
251 dprintk("NFS call readlink\n");
252 fattr = nfs_alloc_fattr();
255 msg.rpc_resp = fattr;
257 status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0);
258 nfs_refresh_inode(inode, fattr);
259 nfs_free_fattr(fattr);
261 dprintk("NFS reply readlink: %d\n", status);
265 struct nfs3_createdata {
266 struct rpc_message msg;
268 struct nfs3_createargs create;
269 struct nfs3_mkdirargs mkdir;
270 struct nfs3_symlinkargs symlink;
271 struct nfs3_mknodargs mknod;
273 struct nfs3_diropres res;
275 struct nfs_fattr fattr;
276 struct nfs_fattr dir_attr;
279 static struct nfs3_createdata *nfs3_alloc_createdata(void)
281 struct nfs3_createdata *data;
283 data = kzalloc(sizeof(*data), GFP_KERNEL);
285 data->msg.rpc_argp = &data->arg;
286 data->msg.rpc_resp = &data->res;
287 data->res.fh = &data->fh;
288 data->res.fattr = &data->fattr;
289 data->res.dir_attr = &data->dir_attr;
290 nfs_fattr_init(data->res.fattr);
291 nfs_fattr_init(data->res.dir_attr);
296 static int nfs3_do_create(struct inode *dir, struct dentry *dentry, struct nfs3_createdata *data)
300 status = rpc_call_sync(NFS_CLIENT(dir), &data->msg, 0);
301 nfs_post_op_update_inode(dir, data->res.dir_attr);
303 status = nfs_instantiate(dentry, data->res.fh, data->res.fattr);
307 static void nfs3_free_createdata(struct nfs3_createdata *data)
313 * Create a regular file.
316 nfs3_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
317 int flags, struct nfs_open_context *ctx)
319 struct nfs3_createdata *data;
320 umode_t mode = sattr->ia_mode;
321 int status = -ENOMEM;
323 dprintk("NFS call create %s\n", dentry->d_name.name);
325 data = nfs3_alloc_createdata();
329 data->msg.rpc_proc = &nfs3_procedures[NFS3PROC_CREATE];
330 data->arg.create.fh = NFS_FH(dir);
331 data->arg.create.name = dentry->d_name.name;
332 data->arg.create.len = dentry->d_name.len;
333 data->arg.create.sattr = sattr;
335 data->arg.create.createmode = NFS3_CREATE_UNCHECKED;
336 if (flags & O_EXCL) {
337 data->arg.create.createmode = NFS3_CREATE_EXCLUSIVE;
338 data->arg.create.verifier[0] = jiffies;
339 data->arg.create.verifier[1] = current->pid;
342 sattr->ia_mode &= ~current_umask();
345 status = nfs3_do_create(dir, dentry, data);
347 if (status != -ENOTSUPP)
349 /* If the server doesn't support the exclusive creation
350 * semantics, try again with simple 'guarded' mode. */
351 switch (data->arg.create.createmode) {
352 case NFS3_CREATE_EXCLUSIVE:
353 data->arg.create.createmode = NFS3_CREATE_GUARDED;
356 case NFS3_CREATE_GUARDED:
357 data->arg.create.createmode = NFS3_CREATE_UNCHECKED;
360 case NFS3_CREATE_UNCHECKED:
363 nfs_fattr_init(data->res.dir_attr);
364 nfs_fattr_init(data->res.fattr);
370 /* When we created the file with exclusive semantics, make
371 * sure we set the attributes afterwards. */
372 if (data->arg.create.createmode == NFS3_CREATE_EXCLUSIVE) {
373 dprintk("NFS call setattr (post-create)\n");
375 if (!(sattr->ia_valid & ATTR_ATIME_SET))
376 sattr->ia_valid |= ATTR_ATIME;
377 if (!(sattr->ia_valid & ATTR_MTIME_SET))
378 sattr->ia_valid |= ATTR_MTIME;
380 /* Note: we could use a guarded setattr here, but I'm
381 * not sure this buys us anything (and I'd have
382 * to revamp the NFSv3 XDR code) */
383 status = nfs3_proc_setattr(dentry, data->res.fattr, sattr);
384 nfs_post_op_update_inode(dentry->d_inode, data->res.fattr);
385 dprintk("NFS reply setattr (post-create): %d\n", status);
389 status = nfs3_proc_set_default_acl(dir, dentry->d_inode, mode);
391 nfs3_free_createdata(data);
392 dprintk("NFS reply create: %d\n", status);
397 nfs3_proc_remove(struct inode *dir, struct qstr *name)
399 struct nfs_removeargs arg = {
401 .name.len = name->len,
402 .name.name = name->name,
404 struct nfs_removeres res;
405 struct rpc_message msg = {
406 .rpc_proc = &nfs3_procedures[NFS3PROC_REMOVE],
410 int status = -ENOMEM;
412 dprintk("NFS call remove %s\n", name->name);
413 res.dir_attr = nfs_alloc_fattr();
414 if (res.dir_attr == NULL)
417 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
418 nfs_post_op_update_inode(dir, res.dir_attr);
419 nfs_free_fattr(res.dir_attr);
421 dprintk("NFS reply remove: %d\n", status);
426 nfs3_proc_unlink_setup(struct rpc_message *msg, struct inode *dir)
428 msg->rpc_proc = &nfs3_procedures[NFS3PROC_REMOVE];
432 nfs3_proc_unlink_done(struct rpc_task *task, struct inode *dir)
434 struct nfs_removeres *res;
435 if (nfs3_async_handle_jukebox(task, dir))
437 res = task->tk_msg.rpc_resp;
438 nfs_post_op_update_inode(dir, res->dir_attr);
443 nfs3_proc_rename_setup(struct rpc_message *msg, struct inode *dir)
445 msg->rpc_proc = &nfs3_procedures[NFS3PROC_RENAME];
449 nfs3_proc_rename_done(struct rpc_task *task, struct inode *old_dir,
450 struct inode *new_dir)
452 struct nfs_renameres *res;
454 if (nfs3_async_handle_jukebox(task, old_dir))
456 res = task->tk_msg.rpc_resp;
458 nfs_post_op_update_inode(old_dir, res->old_fattr);
459 nfs_post_op_update_inode(new_dir, res->new_fattr);
464 nfs3_proc_rename(struct inode *old_dir, struct qstr *old_name,
465 struct inode *new_dir, struct qstr *new_name)
467 struct nfs_renameargs arg = {
468 .old_dir = NFS_FH(old_dir),
469 .old_name = old_name,
470 .new_dir = NFS_FH(new_dir),
471 .new_name = new_name,
473 struct nfs_renameres res;
474 struct rpc_message msg = {
475 .rpc_proc = &nfs3_procedures[NFS3PROC_RENAME],
479 int status = -ENOMEM;
481 dprintk("NFS call rename %s -> %s\n", old_name->name, new_name->name);
483 res.old_fattr = nfs_alloc_fattr();
484 res.new_fattr = nfs_alloc_fattr();
485 if (res.old_fattr == NULL || res.new_fattr == NULL)
488 status = rpc_call_sync(NFS_CLIENT(old_dir), &msg, 0);
489 nfs_post_op_update_inode(old_dir, res.old_fattr);
490 nfs_post_op_update_inode(new_dir, res.new_fattr);
492 nfs_free_fattr(res.old_fattr);
493 nfs_free_fattr(res.new_fattr);
494 dprintk("NFS reply rename: %d\n", status);
499 nfs3_proc_link(struct inode *inode, struct inode *dir, struct qstr *name)
501 struct nfs3_linkargs arg = {
502 .fromfh = NFS_FH(inode),
504 .toname = name->name,
507 struct nfs3_linkres res;
508 struct rpc_message msg = {
509 .rpc_proc = &nfs3_procedures[NFS3PROC_LINK],
513 int status = -ENOMEM;
515 dprintk("NFS call link %s\n", name->name);
516 res.fattr = nfs_alloc_fattr();
517 res.dir_attr = nfs_alloc_fattr();
518 if (res.fattr == NULL || res.dir_attr == NULL)
521 status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0);
522 nfs_post_op_update_inode(dir, res.dir_attr);
523 nfs_post_op_update_inode(inode, res.fattr);
525 nfs_free_fattr(res.dir_attr);
526 nfs_free_fattr(res.fattr);
527 dprintk("NFS reply link: %d\n", status);
532 nfs3_proc_symlink(struct inode *dir, struct dentry *dentry, struct page *page,
533 unsigned int len, struct iattr *sattr)
535 struct nfs3_createdata *data;
536 int status = -ENOMEM;
538 if (len > NFS3_MAXPATHLEN)
539 return -ENAMETOOLONG;
541 dprintk("NFS call symlink %s\n", dentry->d_name.name);
543 data = nfs3_alloc_createdata();
546 data->msg.rpc_proc = &nfs3_procedures[NFS3PROC_SYMLINK];
547 data->arg.symlink.fromfh = NFS_FH(dir);
548 data->arg.symlink.fromname = dentry->d_name.name;
549 data->arg.symlink.fromlen = dentry->d_name.len;
550 data->arg.symlink.pages = &page;
551 data->arg.symlink.pathlen = len;
552 data->arg.symlink.sattr = sattr;
554 status = nfs3_do_create(dir, dentry, data);
556 nfs3_free_createdata(data);
558 dprintk("NFS reply symlink: %d\n", status);
563 nfs3_proc_mkdir(struct inode *dir, struct dentry *dentry, struct iattr *sattr)
565 struct nfs3_createdata *data;
566 umode_t mode = sattr->ia_mode;
567 int status = -ENOMEM;
569 dprintk("NFS call mkdir %s\n", dentry->d_name.name);
571 sattr->ia_mode &= ~current_umask();
573 data = nfs3_alloc_createdata();
577 data->msg.rpc_proc = &nfs3_procedures[NFS3PROC_MKDIR];
578 data->arg.mkdir.fh = NFS_FH(dir);
579 data->arg.mkdir.name = dentry->d_name.name;
580 data->arg.mkdir.len = dentry->d_name.len;
581 data->arg.mkdir.sattr = sattr;
583 status = nfs3_do_create(dir, dentry, data);
587 status = nfs3_proc_set_default_acl(dir, dentry->d_inode, mode);
589 nfs3_free_createdata(data);
590 dprintk("NFS reply mkdir: %d\n", status);
595 nfs3_proc_rmdir(struct inode *dir, struct qstr *name)
597 struct nfs_fattr *dir_attr;
598 struct nfs3_diropargs arg = {
603 struct rpc_message msg = {
604 .rpc_proc = &nfs3_procedures[NFS3PROC_RMDIR],
607 int status = -ENOMEM;
609 dprintk("NFS call rmdir %s\n", name->name);
610 dir_attr = nfs_alloc_fattr();
611 if (dir_attr == NULL)
614 msg.rpc_resp = dir_attr;
615 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
616 nfs_post_op_update_inode(dir, dir_attr);
617 nfs_free_fattr(dir_attr);
619 dprintk("NFS reply rmdir: %d\n", status);
624 * The READDIR implementation is somewhat hackish - we pass the user buffer
625 * to the encode function, which installs it in the receive iovec.
626 * The decode function itself doesn't perform any decoding, it just makes
627 * sure the reply is syntactically correct.
629 * Also note that this implementation handles both plain readdir and
633 nfs3_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
634 u64 cookie, struct page **pages, unsigned int count, int plus)
636 struct inode *dir = dentry->d_inode;
637 __be32 *verf = NFS_COOKIEVERF(dir);
638 struct nfs3_readdirargs arg = {
641 .verf = {verf[0], verf[1]},
646 struct nfs3_readdirres res = {
650 struct rpc_message msg = {
651 .rpc_proc = &nfs3_procedures[NFS3PROC_READDIR],
656 int status = -ENOMEM;
659 msg.rpc_proc = &nfs3_procedures[NFS3PROC_READDIRPLUS];
661 dprintk("NFS call readdir%s %d\n",
662 plus? "plus" : "", (unsigned int) cookie);
664 res.dir_attr = nfs_alloc_fattr();
665 if (res.dir_attr == NULL)
668 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
670 nfs_invalidate_atime(dir);
671 nfs_refresh_inode(dir, res.dir_attr);
673 nfs_free_fattr(res.dir_attr);
675 dprintk("NFS reply readdir%s: %d\n",
676 plus? "plus" : "", status);
681 nfs3_proc_mknod(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
684 struct nfs3_createdata *data;
685 umode_t mode = sattr->ia_mode;
686 int status = -ENOMEM;
688 dprintk("NFS call mknod %s %u:%u\n", dentry->d_name.name,
689 MAJOR(rdev), MINOR(rdev));
691 sattr->ia_mode &= ~current_umask();
693 data = nfs3_alloc_createdata();
697 data->msg.rpc_proc = &nfs3_procedures[NFS3PROC_MKNOD];
698 data->arg.mknod.fh = NFS_FH(dir);
699 data->arg.mknod.name = dentry->d_name.name;
700 data->arg.mknod.len = dentry->d_name.len;
701 data->arg.mknod.sattr = sattr;
702 data->arg.mknod.rdev = rdev;
704 switch (sattr->ia_mode & S_IFMT) {
706 data->arg.mknod.type = NF3BLK;
709 data->arg.mknod.type = NF3CHR;
712 data->arg.mknod.type = NF3FIFO;
715 data->arg.mknod.type = NF3SOCK;
722 status = nfs3_do_create(dir, dentry, data);
725 status = nfs3_proc_set_default_acl(dir, dentry->d_inode, mode);
727 nfs3_free_createdata(data);
728 dprintk("NFS reply mknod: %d\n", status);
733 nfs3_proc_statfs(struct nfs_server *server, struct nfs_fh *fhandle,
734 struct nfs_fsstat *stat)
736 struct rpc_message msg = {
737 .rpc_proc = &nfs3_procedures[NFS3PROC_FSSTAT],
743 dprintk("NFS call fsstat\n");
744 nfs_fattr_init(stat->fattr);
745 status = rpc_call_sync(server->client, &msg, 0);
746 dprintk("NFS reply fsstat: %d\n", status);
751 do_proc_fsinfo(struct rpc_clnt *client, struct nfs_fh *fhandle,
752 struct nfs_fsinfo *info)
754 struct rpc_message msg = {
755 .rpc_proc = &nfs3_procedures[NFS3PROC_FSINFO],
761 dprintk("NFS call fsinfo\n");
762 nfs_fattr_init(info->fattr);
763 status = rpc_call_sync(client, &msg, 0);
764 dprintk("NFS reply fsinfo: %d\n", status);
769 * Bare-bones access to fsinfo: this is for nfs_get_root/nfs_get_sb via
773 nfs3_proc_fsinfo(struct nfs_server *server, struct nfs_fh *fhandle,
774 struct nfs_fsinfo *info)
778 status = do_proc_fsinfo(server->client, fhandle, info);
779 if (status && server->nfs_client->cl_rpcclient != server->client)
780 status = do_proc_fsinfo(server->nfs_client->cl_rpcclient, fhandle, info);
785 nfs3_proc_pathconf(struct nfs_server *server, struct nfs_fh *fhandle,
786 struct nfs_pathconf *info)
788 struct rpc_message msg = {
789 .rpc_proc = &nfs3_procedures[NFS3PROC_PATHCONF],
795 dprintk("NFS call pathconf\n");
796 nfs_fattr_init(info->fattr);
797 status = rpc_call_sync(server->client, &msg, 0);
798 dprintk("NFS reply pathconf: %d\n", status);
802 static int nfs3_read_done(struct rpc_task *task, struct nfs_read_data *data)
804 if (nfs3_async_handle_jukebox(task, data->inode))
807 nfs_invalidate_atime(data->inode);
808 nfs_refresh_inode(data->inode, &data->fattr);
812 static void nfs3_proc_read_setup(struct nfs_read_data *data, struct rpc_message *msg)
814 msg->rpc_proc = &nfs3_procedures[NFS3PROC_READ];
817 static int nfs3_write_done(struct rpc_task *task, struct nfs_write_data *data)
819 if (nfs3_async_handle_jukebox(task, data->inode))
821 if (task->tk_status >= 0)
822 nfs_post_op_update_inode_force_wcc(data->inode, data->res.fattr);
826 static void nfs3_proc_write_setup(struct nfs_write_data *data, struct rpc_message *msg)
828 msg->rpc_proc = &nfs3_procedures[NFS3PROC_WRITE];
831 static int nfs3_commit_done(struct rpc_task *task, struct nfs_write_data *data)
833 if (nfs3_async_handle_jukebox(task, data->inode))
835 nfs_refresh_inode(data->inode, data->res.fattr);
839 static void nfs3_proc_commit_setup(struct nfs_write_data *data, struct rpc_message *msg)
841 msg->rpc_proc = &nfs3_procedures[NFS3PROC_COMMIT];
845 nfs3_proc_lock(struct file *filp, int cmd, struct file_lock *fl)
847 struct inode *inode = filp->f_path.dentry->d_inode;
849 return nlmclnt_proc(NFS_SERVER(inode)->nlm_host, cmd, fl);
852 const struct nfs_rpc_ops nfs_v3_clientops = {
853 .version = 3, /* protocol version */
854 .dentry_ops = &nfs_dentry_operations,
855 .dir_inode_ops = &nfs3_dir_inode_operations,
856 .file_inode_ops = &nfs3_file_inode_operations,
857 .file_ops = &nfs_file_operations,
858 .getroot = nfs3_proc_get_root,
859 .getattr = nfs3_proc_getattr,
860 .setattr = nfs3_proc_setattr,
861 .lookup = nfs3_proc_lookup,
862 .access = nfs3_proc_access,
863 .readlink = nfs3_proc_readlink,
864 .create = nfs3_proc_create,
865 .remove = nfs3_proc_remove,
866 .unlink_setup = nfs3_proc_unlink_setup,
867 .unlink_done = nfs3_proc_unlink_done,
868 .rename = nfs3_proc_rename,
869 .rename_setup = nfs3_proc_rename_setup,
870 .rename_done = nfs3_proc_rename_done,
871 .link = nfs3_proc_link,
872 .symlink = nfs3_proc_symlink,
873 .mkdir = nfs3_proc_mkdir,
874 .rmdir = nfs3_proc_rmdir,
875 .readdir = nfs3_proc_readdir,
876 .mknod = nfs3_proc_mknod,
877 .statfs = nfs3_proc_statfs,
878 .fsinfo = nfs3_proc_fsinfo,
879 .pathconf = nfs3_proc_pathconf,
880 .decode_dirent = nfs3_decode_dirent,
881 .read_setup = nfs3_proc_read_setup,
882 .read_done = nfs3_read_done,
883 .write_setup = nfs3_proc_write_setup,
884 .write_done = nfs3_write_done,
885 .commit_setup = nfs3_proc_commit_setup,
886 .commit_done = nfs3_commit_done,
887 .lock = nfs3_proc_lock,
888 .clear_acl_cache = nfs3_forget_cached_acls,
889 .close_context = nfs_close_context,
890 .init_client = nfs_init_client,