2 * linux/fs/nfs/nfs3proc.c
4 * Client-side NFSv3 procedures stubs.
6 * Copyright (C) 1997, Olaf Kirch
10 #include <linux/utsname.h>
11 #include <linux/errno.h>
12 #include <linux/string.h>
13 #include <linux/sunrpc/clnt.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/smp_lock.h>
20 #include <linux/nfs_mount.h>
25 #define NFSDBG_FACILITY NFSDBG_PROC
27 /* A wrapper to handle the EJUKEBOX error message */
29 nfs3_rpc_wrapper(struct rpc_clnt *clnt, struct rpc_message *msg, int flags)
33 rpc_clnt_sigmask(clnt, &oldset);
35 res = rpc_call_sync(clnt, msg, flags);
38 schedule_timeout_interruptible(NFS_JUKEBOX_RETRY_TIME);
40 } while (!signalled());
41 rpc_clnt_sigunmask(clnt, &oldset);
45 #define rpc_call_sync(clnt, msg, flags) nfs3_rpc_wrapper(clnt, msg, flags)
48 nfs3_async_handle_jukebox(struct rpc_task *task, struct inode *inode)
50 if (task->tk_status != -EJUKEBOX)
52 nfs_inc_stats(inode, NFSIOS_DELAY);
54 rpc_restart_call(task);
55 rpc_delay(task, NFS_JUKEBOX_RETRY_TIME);
60 do_proc_get_root(struct rpc_clnt *client, struct nfs_fh *fhandle,
61 struct nfs_fsinfo *info)
63 struct rpc_message msg = {
64 .rpc_proc = &nfs3_procedures[NFS3PROC_FSINFO],
70 dprintk("%s: call fsinfo\n", __FUNCTION__);
71 nfs_fattr_init(info->fattr);
72 status = rpc_call_sync(client, &msg, 0);
73 dprintk("%s: reply fsinfo: %d\n", __FUNCTION__, status);
74 if (!(info->fattr->valid & NFS_ATTR_FATTR)) {
75 msg.rpc_proc = &nfs3_procedures[NFS3PROC_GETATTR];
76 msg.rpc_resp = info->fattr;
77 status = rpc_call_sync(client, &msg, 0);
78 dprintk("%s: reply getattr: %d\n", __FUNCTION__, status);
84 * Bare-bones access to getattr: this is for nfs_read_super.
87 nfs3_proc_get_root(struct nfs_server *server, struct nfs_fh *fhandle,
88 struct nfs_fsinfo *info)
92 status = do_proc_get_root(server->client, fhandle, info);
93 if (status && server->client_sys != server->client)
94 status = do_proc_get_root(server->client_sys, fhandle, info);
99 * One function for each procedure in the NFS protocol.
102 nfs3_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle,
103 struct nfs_fattr *fattr)
105 struct rpc_message msg = {
106 .rpc_proc = &nfs3_procedures[NFS3PROC_GETATTR],
112 dprintk("NFS call getattr\n");
113 nfs_fattr_init(fattr);
114 status = rpc_call_sync(server->client, &msg, 0);
115 dprintk("NFS reply getattr: %d\n", status);
120 nfs3_proc_setattr(struct dentry *dentry, struct nfs_fattr *fattr,
123 struct inode *inode = dentry->d_inode;
124 struct nfs3_sattrargs arg = {
128 struct rpc_message msg = {
129 .rpc_proc = &nfs3_procedures[NFS3PROC_SETATTR],
135 dprintk("NFS call setattr\n");
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 inode *dir, struct qstr *name,
146 struct nfs_fh *fhandle, struct nfs_fattr *fattr)
148 struct nfs_fattr dir_attr;
149 struct nfs3_diropargs arg = {
154 struct nfs3_diropres res = {
155 .dir_attr = &dir_attr,
159 struct rpc_message msg = {
160 .rpc_proc = &nfs3_procedures[NFS3PROC_LOOKUP],
166 dprintk("NFS call lookup %s\n", name->name);
167 nfs_fattr_init(&dir_attr);
168 nfs_fattr_init(fattr);
169 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
170 if (status >= 0 && !(fattr->valid & NFS_ATTR_FATTR)) {
171 msg.rpc_proc = &nfs3_procedures[NFS3PROC_GETATTR];
172 msg.rpc_argp = fhandle;
173 msg.rpc_resp = fattr;
174 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
176 dprintk("NFS reply lookup: %d\n", status);
178 status = nfs_refresh_inode(dir, &dir_attr);
182 static int nfs3_proc_access(struct inode *inode, struct nfs_access_entry *entry)
184 struct nfs_fattr fattr;
185 struct nfs3_accessargs arg = {
188 struct nfs3_accessres res = {
191 struct rpc_message msg = {
192 .rpc_proc = &nfs3_procedures[NFS3PROC_ACCESS],
195 .rpc_cred = entry->cred,
197 int mode = entry->mask;
200 dprintk("NFS call access\n");
203 arg.access |= NFS3_ACCESS_READ;
204 if (S_ISDIR(inode->i_mode)) {
205 if (mode & MAY_WRITE)
206 arg.access |= NFS3_ACCESS_MODIFY | NFS3_ACCESS_EXTEND | NFS3_ACCESS_DELETE;
208 arg.access |= NFS3_ACCESS_LOOKUP;
210 if (mode & MAY_WRITE)
211 arg.access |= NFS3_ACCESS_MODIFY | NFS3_ACCESS_EXTEND;
213 arg.access |= NFS3_ACCESS_EXECUTE;
215 nfs_fattr_init(&fattr);
216 status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0);
217 nfs_refresh_inode(inode, &fattr);
220 if (res.access & NFS3_ACCESS_READ)
221 entry->mask |= MAY_READ;
222 if (res.access & (NFS3_ACCESS_MODIFY | NFS3_ACCESS_EXTEND | NFS3_ACCESS_DELETE))
223 entry->mask |= MAY_WRITE;
224 if (res.access & (NFS3_ACCESS_LOOKUP|NFS3_ACCESS_EXECUTE))
225 entry->mask |= MAY_EXEC;
227 dprintk("NFS reply access: %d\n", status);
231 static int nfs3_proc_readlink(struct inode *inode, struct page *page,
232 unsigned int pgbase, unsigned int pglen)
234 struct nfs_fattr fattr;
235 struct nfs3_readlinkargs args = {
241 struct rpc_message msg = {
242 .rpc_proc = &nfs3_procedures[NFS3PROC_READLINK],
248 dprintk("NFS call readlink\n");
249 nfs_fattr_init(&fattr);
250 status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0);
251 nfs_refresh_inode(inode, &fattr);
252 dprintk("NFS reply readlink: %d\n", status);
256 static int nfs3_proc_read(struct nfs_read_data *rdata)
258 int flags = rdata->flags;
259 struct inode * inode = rdata->inode;
260 struct nfs_fattr * fattr = rdata->res.fattr;
261 struct rpc_message msg = {
262 .rpc_proc = &nfs3_procedures[NFS3PROC_READ],
263 .rpc_argp = &rdata->args,
264 .rpc_resp = &rdata->res,
265 .rpc_cred = rdata->cred,
269 dprintk("NFS call read %d @ %Ld\n", rdata->args.count,
270 (long long) rdata->args.offset);
271 nfs_fattr_init(fattr);
272 status = rpc_call_sync(NFS_CLIENT(inode), &msg, flags);
274 nfs_refresh_inode(inode, fattr);
275 dprintk("NFS reply read: %d\n", status);
279 static int nfs3_proc_write(struct nfs_write_data *wdata)
281 int rpcflags = wdata->flags;
282 struct inode * inode = wdata->inode;
283 struct nfs_fattr * fattr = wdata->res.fattr;
284 struct rpc_message msg = {
285 .rpc_proc = &nfs3_procedures[NFS3PROC_WRITE],
286 .rpc_argp = &wdata->args,
287 .rpc_resp = &wdata->res,
288 .rpc_cred = wdata->cred,
292 dprintk("NFS call write %d @ %Ld\n", wdata->args.count,
293 (long long) wdata->args.offset);
294 nfs_fattr_init(fattr);
295 status = rpc_call_sync(NFS_CLIENT(inode), &msg, rpcflags);
297 nfs_post_op_update_inode(inode, fattr);
298 dprintk("NFS reply write: %d\n", status);
299 return status < 0? status : wdata->res.count;
302 static int nfs3_proc_commit(struct nfs_write_data *cdata)
304 struct inode * inode = cdata->inode;
305 struct nfs_fattr * fattr = cdata->res.fattr;
306 struct rpc_message msg = {
307 .rpc_proc = &nfs3_procedures[NFS3PROC_COMMIT],
308 .rpc_argp = &cdata->args,
309 .rpc_resp = &cdata->res,
310 .rpc_cred = cdata->cred,
314 dprintk("NFS call commit %d @ %Ld\n", cdata->args.count,
315 (long long) cdata->args.offset);
316 nfs_fattr_init(fattr);
317 status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0);
319 nfs_post_op_update_inode(inode, fattr);
320 dprintk("NFS reply commit: %d\n", status);
325 * Create a regular file.
326 * For now, we don't implement O_EXCL.
329 nfs3_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
330 int flags, struct nameidata *nd)
332 struct nfs_fh fhandle;
333 struct nfs_fattr fattr;
334 struct nfs_fattr dir_attr;
335 struct nfs3_createargs arg = {
337 .name = dentry->d_name.name,
338 .len = dentry->d_name.len,
341 struct nfs3_diropres res = {
342 .dir_attr = &dir_attr,
346 struct rpc_message msg = {
347 .rpc_proc = &nfs3_procedures[NFS3PROC_CREATE],
351 mode_t mode = sattr->ia_mode;
354 dprintk("NFS call create %s\n", dentry->d_name.name);
355 arg.createmode = NFS3_CREATE_UNCHECKED;
356 if (flags & O_EXCL) {
357 arg.createmode = NFS3_CREATE_EXCLUSIVE;
358 arg.verifier[0] = jiffies;
359 arg.verifier[1] = current->pid;
362 sattr->ia_mode &= ~current->fs->umask;
365 nfs_fattr_init(&dir_attr);
366 nfs_fattr_init(&fattr);
367 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
368 nfs_refresh_inode(dir, &dir_attr);
370 /* If the server doesn't support the exclusive creation semantics,
371 * try again with simple 'guarded' mode. */
372 if (status == NFSERR_NOTSUPP) {
373 switch (arg.createmode) {
374 case NFS3_CREATE_EXCLUSIVE:
375 arg.createmode = NFS3_CREATE_GUARDED;
378 case NFS3_CREATE_GUARDED:
379 arg.createmode = NFS3_CREATE_UNCHECKED;
382 case NFS3_CREATE_UNCHECKED:
389 status = nfs_instantiate(dentry, &fhandle, &fattr);
393 /* When we created the file with exclusive semantics, make
394 * sure we set the attributes afterwards. */
395 if (arg.createmode == NFS3_CREATE_EXCLUSIVE) {
396 dprintk("NFS call setattr (post-create)\n");
398 if (!(sattr->ia_valid & ATTR_ATIME_SET))
399 sattr->ia_valid |= ATTR_ATIME;
400 if (!(sattr->ia_valid & ATTR_MTIME_SET))
401 sattr->ia_valid |= ATTR_MTIME;
403 /* Note: we could use a guarded setattr here, but I'm
404 * not sure this buys us anything (and I'd have
405 * to revamp the NFSv3 XDR code) */
406 status = nfs3_proc_setattr(dentry, &fattr, sattr);
408 nfs_setattr_update_inode(dentry->d_inode, sattr);
409 nfs_refresh_inode(dentry->d_inode, &fattr);
410 dprintk("NFS reply setattr (post-create): %d\n", status);
414 status = nfs3_proc_set_default_acl(dir, dentry->d_inode, mode);
416 dprintk("NFS reply create: %d\n", status);
421 nfs3_proc_remove(struct inode *dir, struct qstr *name)
423 struct nfs_fattr dir_attr;
424 struct nfs3_diropargs arg = {
429 struct rpc_message msg = {
430 .rpc_proc = &nfs3_procedures[NFS3PROC_REMOVE],
432 .rpc_resp = &dir_attr,
436 dprintk("NFS call remove %s\n", name->name);
437 nfs_fattr_init(&dir_attr);
438 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
439 nfs_post_op_update_inode(dir, &dir_attr);
440 dprintk("NFS reply remove: %d\n", status);
445 nfs3_proc_unlink_setup(struct rpc_message *msg, struct dentry *dir, struct qstr *name)
448 struct nfs3_diropargs arg;
449 struct nfs_fattr res;
452 ptr = (struct unlinkxdr *)kmalloc(sizeof(*ptr), GFP_KERNEL);
455 ptr->arg.fh = NFS_FH(dir->d_inode);
456 ptr->arg.name = name->name;
457 ptr->arg.len = name->len;
458 nfs_fattr_init(&ptr->res);
459 msg->rpc_proc = &nfs3_procedures[NFS3PROC_REMOVE];
460 msg->rpc_argp = &ptr->arg;
461 msg->rpc_resp = &ptr->res;
466 nfs3_proc_unlink_done(struct dentry *dir, struct rpc_task *task)
468 struct rpc_message *msg = &task->tk_msg;
469 struct nfs_fattr *dir_attr;
471 if (nfs3_async_handle_jukebox(task, dir->d_inode))
474 dir_attr = (struct nfs_fattr*)msg->rpc_resp;
475 nfs_post_op_update_inode(dir->d_inode, dir_attr);
476 kfree(msg->rpc_argp);
482 nfs3_proc_rename(struct inode *old_dir, struct qstr *old_name,
483 struct inode *new_dir, struct qstr *new_name)
485 struct nfs_fattr old_dir_attr, new_dir_attr;
486 struct nfs3_renameargs arg = {
487 .fromfh = NFS_FH(old_dir),
488 .fromname = old_name->name,
489 .fromlen = old_name->len,
490 .tofh = NFS_FH(new_dir),
491 .toname = new_name->name,
492 .tolen = new_name->len
494 struct nfs3_renameres res = {
495 .fromattr = &old_dir_attr,
496 .toattr = &new_dir_attr
498 struct rpc_message msg = {
499 .rpc_proc = &nfs3_procedures[NFS3PROC_RENAME],
505 dprintk("NFS call rename %s -> %s\n", old_name->name, new_name->name);
506 nfs_fattr_init(&old_dir_attr);
507 nfs_fattr_init(&new_dir_attr);
508 status = rpc_call_sync(NFS_CLIENT(old_dir), &msg, 0);
509 nfs_post_op_update_inode(old_dir, &old_dir_attr);
510 nfs_post_op_update_inode(new_dir, &new_dir_attr);
511 dprintk("NFS reply rename: %d\n", status);
516 nfs3_proc_link(struct inode *inode, struct inode *dir, struct qstr *name)
518 struct nfs_fattr dir_attr, fattr;
519 struct nfs3_linkargs arg = {
520 .fromfh = NFS_FH(inode),
522 .toname = name->name,
525 struct nfs3_linkres res = {
526 .dir_attr = &dir_attr,
529 struct rpc_message msg = {
530 .rpc_proc = &nfs3_procedures[NFS3PROC_LINK],
536 dprintk("NFS call link %s\n", name->name);
537 nfs_fattr_init(&dir_attr);
538 nfs_fattr_init(&fattr);
539 status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0);
540 nfs_post_op_update_inode(dir, &dir_attr);
541 nfs_post_op_update_inode(inode, &fattr);
542 dprintk("NFS reply link: %d\n", status);
547 nfs3_proc_symlink(struct inode *dir, struct qstr *name, struct qstr *path,
548 struct iattr *sattr, struct nfs_fh *fhandle,
549 struct nfs_fattr *fattr)
551 struct nfs_fattr dir_attr;
552 struct nfs3_symlinkargs arg = {
553 .fromfh = NFS_FH(dir),
554 .fromname = name->name,
555 .fromlen = name->len,
556 .topath = path->name,
560 struct nfs3_diropres res = {
561 .dir_attr = &dir_attr,
565 struct rpc_message msg = {
566 .rpc_proc = &nfs3_procedures[NFS3PROC_SYMLINK],
572 if (path->len > NFS3_MAXPATHLEN)
573 return -ENAMETOOLONG;
574 dprintk("NFS call symlink %s -> %s\n", name->name, path->name);
575 nfs_fattr_init(&dir_attr);
576 nfs_fattr_init(fattr);
577 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
578 nfs_post_op_update_inode(dir, &dir_attr);
579 dprintk("NFS reply symlink: %d\n", status);
584 nfs3_proc_mkdir(struct inode *dir, struct dentry *dentry, struct iattr *sattr)
586 struct nfs_fh fhandle;
587 struct nfs_fattr fattr, dir_attr;
588 struct nfs3_mkdirargs arg = {
590 .name = dentry->d_name.name,
591 .len = dentry->d_name.len,
594 struct nfs3_diropres res = {
595 .dir_attr = &dir_attr,
599 struct rpc_message msg = {
600 .rpc_proc = &nfs3_procedures[NFS3PROC_MKDIR],
604 int mode = sattr->ia_mode;
607 dprintk("NFS call mkdir %s\n", dentry->d_name.name);
609 sattr->ia_mode &= ~current->fs->umask;
611 nfs_fattr_init(&dir_attr);
612 nfs_fattr_init(&fattr);
613 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
614 nfs_post_op_update_inode(dir, &dir_attr);
617 status = nfs_instantiate(dentry, &fhandle, &fattr);
620 status = nfs3_proc_set_default_acl(dir, dentry->d_inode, mode);
622 dprintk("NFS reply mkdir: %d\n", status);
627 nfs3_proc_rmdir(struct inode *dir, struct qstr *name)
629 struct nfs_fattr dir_attr;
630 struct nfs3_diropargs arg = {
635 struct rpc_message msg = {
636 .rpc_proc = &nfs3_procedures[NFS3PROC_RMDIR],
638 .rpc_resp = &dir_attr,
642 dprintk("NFS call rmdir %s\n", name->name);
643 nfs_fattr_init(&dir_attr);
644 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
645 nfs_post_op_update_inode(dir, &dir_attr);
646 dprintk("NFS reply rmdir: %d\n", status);
651 * The READDIR implementation is somewhat hackish - we pass the user buffer
652 * to the encode function, which installs it in the receive iovec.
653 * The decode function itself doesn't perform any decoding, it just makes
654 * sure the reply is syntactically correct.
656 * Also note that this implementation handles both plain readdir and
660 nfs3_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
661 u64 cookie, struct page *page, unsigned int count, int plus)
663 struct inode *dir = dentry->d_inode;
664 struct nfs_fattr dir_attr;
665 u32 *verf = NFS_COOKIEVERF(dir);
666 struct nfs3_readdirargs arg = {
669 .verf = {verf[0], verf[1]},
674 struct nfs3_readdirres res = {
675 .dir_attr = &dir_attr,
679 struct rpc_message msg = {
680 .rpc_proc = &nfs3_procedures[NFS3PROC_READDIR],
690 msg.rpc_proc = &nfs3_procedures[NFS3PROC_READDIRPLUS];
692 dprintk("NFS call readdir%s %d\n",
693 plus? "plus" : "", (unsigned int) cookie);
695 nfs_fattr_init(&dir_attr);
696 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
697 nfs_refresh_inode(dir, &dir_attr);
698 dprintk("NFS reply readdir: %d\n", status);
704 nfs3_proc_mknod(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
708 struct nfs_fattr fattr, dir_attr;
709 struct nfs3_mknodargs arg = {
711 .name = dentry->d_name.name,
712 .len = dentry->d_name.len,
716 struct nfs3_diropres res = {
717 .dir_attr = &dir_attr,
721 struct rpc_message msg = {
722 .rpc_proc = &nfs3_procedures[NFS3PROC_MKNOD],
726 mode_t mode = sattr->ia_mode;
729 switch (sattr->ia_mode & S_IFMT) {
730 case S_IFBLK: arg.type = NF3BLK; break;
731 case S_IFCHR: arg.type = NF3CHR; break;
732 case S_IFIFO: arg.type = NF3FIFO; break;
733 case S_IFSOCK: arg.type = NF3SOCK; break;
734 default: return -EINVAL;
737 dprintk("NFS call mknod %s %u:%u\n", dentry->d_name.name,
738 MAJOR(rdev), MINOR(rdev));
740 sattr->ia_mode &= ~current->fs->umask;
742 nfs_fattr_init(&dir_attr);
743 nfs_fattr_init(&fattr);
744 status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
745 nfs_post_op_update_inode(dir, &dir_attr);
748 status = nfs_instantiate(dentry, &fh, &fattr);
751 status = nfs3_proc_set_default_acl(dir, dentry->d_inode, mode);
753 dprintk("NFS reply mknod: %d\n", status);
758 nfs3_proc_statfs(struct nfs_server *server, struct nfs_fh *fhandle,
759 struct nfs_fsstat *stat)
761 struct rpc_message msg = {
762 .rpc_proc = &nfs3_procedures[NFS3PROC_FSSTAT],
768 dprintk("NFS call fsstat\n");
769 nfs_fattr_init(stat->fattr);
770 status = rpc_call_sync(server->client, &msg, 0);
771 dprintk("NFS reply statfs: %d\n", status);
776 nfs3_proc_fsinfo(struct nfs_server *server, struct nfs_fh *fhandle,
777 struct nfs_fsinfo *info)
779 struct rpc_message msg = {
780 .rpc_proc = &nfs3_procedures[NFS3PROC_FSINFO],
786 dprintk("NFS call fsinfo\n");
787 nfs_fattr_init(info->fattr);
788 status = rpc_call_sync(server->client_sys, &msg, 0);
789 dprintk("NFS reply fsinfo: %d\n", status);
794 nfs3_proc_pathconf(struct nfs_server *server, struct nfs_fh *fhandle,
795 struct nfs_pathconf *info)
797 struct rpc_message msg = {
798 .rpc_proc = &nfs3_procedures[NFS3PROC_PATHCONF],
804 dprintk("NFS call pathconf\n");
805 nfs_fattr_init(info->fattr);
806 status = rpc_call_sync(server->client, &msg, 0);
807 dprintk("NFS reply pathconf: %d\n", status);
811 static int nfs3_read_done(struct rpc_task *task, struct nfs_read_data *data)
813 if (nfs3_async_handle_jukebox(task, data->inode))
815 /* Call back common NFS readpage processing */
816 if (task->tk_status >= 0)
817 nfs_refresh_inode(data->inode, &data->fattr);
821 static void nfs3_proc_read_setup(struct nfs_read_data *data)
823 struct rpc_message msg = {
824 .rpc_proc = &nfs3_procedures[NFS3PROC_READ],
825 .rpc_argp = &data->args,
826 .rpc_resp = &data->res,
827 .rpc_cred = data->cred,
830 rpc_call_setup(&data->task, &msg, 0);
833 static int nfs3_write_done(struct rpc_task *task, struct nfs_write_data *data)
835 if (nfs3_async_handle_jukebox(task, data->inode))
837 if (task->tk_status >= 0)
838 nfs_post_op_update_inode(data->inode, data->res.fattr);
842 static void nfs3_proc_write_setup(struct nfs_write_data *data, int how)
844 struct rpc_message msg = {
845 .rpc_proc = &nfs3_procedures[NFS3PROC_WRITE],
846 .rpc_argp = &data->args,
847 .rpc_resp = &data->res,
848 .rpc_cred = data->cred,
851 data->args.stable = NFS_UNSTABLE;
852 if (how & FLUSH_STABLE) {
853 data->args.stable = NFS_FILE_SYNC;
854 if (NFS_I(data->inode)->ncommit)
855 data->args.stable = NFS_DATA_SYNC;
858 /* Finalize the task. */
859 rpc_call_setup(&data->task, &msg, 0);
862 static int nfs3_commit_done(struct rpc_task *task, struct nfs_write_data *data)
864 if (nfs3_async_handle_jukebox(task, data->inode))
866 if (task->tk_status >= 0)
867 nfs_post_op_update_inode(data->inode, data->res.fattr);
871 static void nfs3_proc_commit_setup(struct nfs_write_data *data, int how)
873 struct rpc_message msg = {
874 .rpc_proc = &nfs3_procedures[NFS3PROC_COMMIT],
875 .rpc_argp = &data->args,
876 .rpc_resp = &data->res,
877 .rpc_cred = data->cred,
880 rpc_call_setup(&data->task, &msg, 0);
884 nfs3_proc_lock(struct file *filp, int cmd, struct file_lock *fl)
886 return nlmclnt_proc(filp->f_dentry->d_inode, cmd, fl);
889 struct nfs_rpc_ops nfs_v3_clientops = {
890 .version = 3, /* protocol version */
891 .dentry_ops = &nfs_dentry_operations,
892 .dir_inode_ops = &nfs3_dir_inode_operations,
893 .file_inode_ops = &nfs3_file_inode_operations,
894 .getroot = nfs3_proc_get_root,
895 .getattr = nfs3_proc_getattr,
896 .setattr = nfs3_proc_setattr,
897 .lookup = nfs3_proc_lookup,
898 .access = nfs3_proc_access,
899 .readlink = nfs3_proc_readlink,
900 .read = nfs3_proc_read,
901 .write = nfs3_proc_write,
902 .commit = nfs3_proc_commit,
903 .create = nfs3_proc_create,
904 .remove = nfs3_proc_remove,
905 .unlink_setup = nfs3_proc_unlink_setup,
906 .unlink_done = nfs3_proc_unlink_done,
907 .rename = nfs3_proc_rename,
908 .link = nfs3_proc_link,
909 .symlink = nfs3_proc_symlink,
910 .mkdir = nfs3_proc_mkdir,
911 .rmdir = nfs3_proc_rmdir,
912 .readdir = nfs3_proc_readdir,
913 .mknod = nfs3_proc_mknod,
914 .statfs = nfs3_proc_statfs,
915 .fsinfo = nfs3_proc_fsinfo,
916 .pathconf = nfs3_proc_pathconf,
917 .decode_dirent = nfs3_decode_dirent,
918 .read_setup = nfs3_proc_read_setup,
919 .read_done = nfs3_read_done,
920 .write_setup = nfs3_proc_write_setup,
921 .write_done = nfs3_write_done,
922 .commit_setup = nfs3_proc_commit_setup,
923 .commit_done = nfs3_commit_done,
924 .file_open = nfs_open,
925 .file_release = nfs_release,
926 .lock = nfs3_proc_lock,
927 .clear_acl_cache = nfs3_forget_cached_acls,