blob: bf27b6c6cb6b6219f0518d856d77796ed9694828 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * linux/fs/lockd/svc4proc.c
3 *
4 * Lockd server procedures. We don't implement the NLM_*_RES
5 * procedures because we don't use the async procedures.
6 *
7 * Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de>
8 */
9
10#include <linux/types.h>
11#include <linux/time.h>
12#include <linux/slab.h>
13#include <linux/in.h>
14#include <linux/sunrpc/svc.h>
15#include <linux/sunrpc/clnt.h>
16#include <linux/nfsd/nfsd.h>
17#include <linux/lockd/lockd.h>
18#include <linux/lockd/share.h>
19#include <linux/lockd/sm_inter.h>
20
21
22#define NLMDBG_FACILITY NLMDBG_CLIENT
23
Linus Torvalds1da177e2005-04-16 15:20:36 -070024/*
25 * Obtain client and file from arguments
26 */
Al Viro52921e02006-10-19 23:28:46 -070027static __be32
Linus Torvalds1da177e2005-04-16 15:20:36 -070028nlm4svc_retrieve_args(struct svc_rqst *rqstp, struct nlm_args *argp,
29 struct nlm_host **hostp, struct nlm_file **filp)
30{
31 struct nlm_host *host = NULL;
32 struct nlm_file *file = NULL;
33 struct nlm_lock *lock = &argp->lock;
Al Viro52921e02006-10-19 23:28:46 -070034 __be32 error = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -070035
36 /* nfsd callbacks must have been installed for this procedure */
37 if (!nlmsvc_ops)
38 return nlm_lck_denied_nolocks;
39
40 /* Obtain host handle */
Olaf Kirchdb4e4c92006-10-04 02:15:52 -070041 if (!(host = nlmsvc_lookup_host(rqstp, lock->caller, lock->len))
Olaf Kirch977faf32006-10-04 02:15:51 -070042 || (argp->monitor && nsm_monitor(host) < 0))
Linus Torvalds1da177e2005-04-16 15:20:36 -070043 goto no_locks;
44 *hostp = host;
45
46 /* Obtain file pointer. Not used by FREE_ALL call. */
47 if (filp != NULL) {
48 if ((error = nlm_lookup_file(rqstp, &file, &lock->fh)) != 0)
49 goto no_locks;
50 *filp = file;
51
52 /* Set up the missing parts of the file_lock structure */
53 lock->fl.fl_file = file->f_file;
54 lock->fl.fl_owner = (fl_owner_t) host;
55 lock->fl.fl_lmops = &nlmsvc_lock_operations;
56 }
57
58 return 0;
59
60no_locks:
61 if (host)
62 nlm_release_host(host);
63 if (error)
64 return error;
65 return nlm_lck_denied_nolocks;
66}
67
68/*
69 * NULL: Test for presence of service
70 */
Al Viro7111c662006-10-19 23:28:45 -070071static __be32
Linus Torvalds1da177e2005-04-16 15:20:36 -070072nlm4svc_proc_null(struct svc_rqst *rqstp, void *argp, void *resp)
73{
74 dprintk("lockd: NULL called\n");
75 return rpc_success;
76}
77
78/*
79 * TEST: Check for conflicting lock
80 */
Al Viro7111c662006-10-19 23:28:45 -070081static __be32
Linus Torvalds1da177e2005-04-16 15:20:36 -070082nlm4svc_proc_test(struct svc_rqst *rqstp, struct nlm_args *argp,
83 struct nlm_res *resp)
84{
85 struct nlm_host *host;
86 struct nlm_file *file;
87
88 dprintk("lockd: TEST4 called\n");
89 resp->cookie = argp->cookie;
90
91 /* Don't accept test requests during grace period */
92 if (nlmsvc_grace_period) {
93 resp->status = nlm_lck_denied_grace_period;
94 return rpc_success;
95 }
96
97 /* Obtain client and file */
98 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
NeilBrownd343fce2006-10-17 00:10:18 -070099 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700100
101 /* Now check for conflicting locks */
Marc Eshel85f3f1b32006-11-28 16:27:06 -0500102 resp->status = nlmsvc_testlock(rqstp, file, &argp->lock, &resp->lock, &resp->cookie);
Marc Eshel5ea0d752006-11-28 16:27:06 -0500103 if (resp->status == nlm_drop_reply)
104 return rpc_drop_reply;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700105
106 dprintk("lockd: TEST4 status %d\n", ntohl(resp->status));
107 nlm_release_host(host);
108 nlm_release_file(file);
109 return rpc_success;
110}
111
Al Viro7111c662006-10-19 23:28:45 -0700112static __be32
Linus Torvalds1da177e2005-04-16 15:20:36 -0700113nlm4svc_proc_lock(struct svc_rqst *rqstp, struct nlm_args *argp,
114 struct nlm_res *resp)
115{
116 struct nlm_host *host;
117 struct nlm_file *file;
118
119 dprintk("lockd: LOCK called\n");
120
121 resp->cookie = argp->cookie;
122
123 /* Don't accept new lock requests during grace period */
124 if (nlmsvc_grace_period && !argp->reclaim) {
125 resp->status = nlm_lck_denied_grace_period;
126 return rpc_success;
127 }
128
129 /* Obtain client and file */
130 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
NeilBrownd343fce2006-10-17 00:10:18 -0700131 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700132
133#if 0
134 /* If supplied state doesn't match current state, we assume it's
135 * an old request that time-warped somehow. Any error return would
136 * do in this case because it's irrelevant anyway.
137 *
138 * NB: We don't retrieve the remote host's state yet.
139 */
140 if (host->h_nsmstate && host->h_nsmstate != argp->state) {
141 resp->status = nlm_lck_denied_nolocks;
142 } else
143#endif
144
145 /* Now try to lock the file */
146 resp->status = nlmsvc_lock(rqstp, file, &argp->lock,
147 argp->block, &argp->cookie);
Marc Eshel1a8322b2006-11-28 16:27:06 -0500148 if (resp->status == nlm_drop_reply)
149 return rpc_drop_reply;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700150
151 dprintk("lockd: LOCK status %d\n", ntohl(resp->status));
152 nlm_release_host(host);
153 nlm_release_file(file);
154 return rpc_success;
155}
156
Al Viro7111c662006-10-19 23:28:45 -0700157static __be32
Linus Torvalds1da177e2005-04-16 15:20:36 -0700158nlm4svc_proc_cancel(struct svc_rqst *rqstp, struct nlm_args *argp,
159 struct nlm_res *resp)
160{
161 struct nlm_host *host;
162 struct nlm_file *file;
163
164 dprintk("lockd: CANCEL called\n");
165
166 resp->cookie = argp->cookie;
167
168 /* Don't accept requests during grace period */
169 if (nlmsvc_grace_period) {
170 resp->status = nlm_lck_denied_grace_period;
171 return rpc_success;
172 }
173
174 /* Obtain client and file */
175 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
NeilBrownd343fce2006-10-17 00:10:18 -0700176 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700177
178 /* Try to cancel request. */
179 resp->status = nlmsvc_cancel_blocked(file, &argp->lock);
180
181 dprintk("lockd: CANCEL status %d\n", ntohl(resp->status));
182 nlm_release_host(host);
183 nlm_release_file(file);
184 return rpc_success;
185}
186
187/*
188 * UNLOCK: release a lock
189 */
Al Viro7111c662006-10-19 23:28:45 -0700190static __be32
Linus Torvalds1da177e2005-04-16 15:20:36 -0700191nlm4svc_proc_unlock(struct svc_rqst *rqstp, struct nlm_args *argp,
192 struct nlm_res *resp)
193{
194 struct nlm_host *host;
195 struct nlm_file *file;
196
197 dprintk("lockd: UNLOCK called\n");
198
199 resp->cookie = argp->cookie;
200
201 /* Don't accept new lock requests during grace period */
202 if (nlmsvc_grace_period) {
203 resp->status = nlm_lck_denied_grace_period;
204 return rpc_success;
205 }
206
207 /* Obtain client and file */
208 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
NeilBrownd343fce2006-10-17 00:10:18 -0700209 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700210
211 /* Now try to remove the lock */
212 resp->status = nlmsvc_unlock(file, &argp->lock);
213
214 dprintk("lockd: UNLOCK status %d\n", ntohl(resp->status));
215 nlm_release_host(host);
216 nlm_release_file(file);
217 return rpc_success;
218}
219
220/*
221 * GRANTED: A server calls us to tell that a process' lock request
222 * was granted
223 */
Al Viro7111c662006-10-19 23:28:45 -0700224static __be32
Linus Torvalds1da177e2005-04-16 15:20:36 -0700225nlm4svc_proc_granted(struct svc_rqst *rqstp, struct nlm_args *argp,
226 struct nlm_res *resp)
227{
228 resp->cookie = argp->cookie;
229
230 dprintk("lockd: GRANTED called\n");
Chuck Lever27459f02007-02-12 00:53:34 -0800231 resp->status = nlmclnt_grant(svc_addr_in(rqstp), &argp->lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700232 dprintk("lockd: GRANTED status %d\n", ntohl(resp->status));
233 return rpc_success;
234}
235
236/*
Trond Myklebustd4716622006-03-20 13:44:45 -0500237 * This is the generic lockd callback for async RPC calls
238 */
239static void nlm4svc_callback_exit(struct rpc_task *task, void *data)
240{
Chuck Leverc041b5f2006-12-05 16:36:03 -0500241 dprintk("lockd: %5u callback returned %d\n", task->tk_pid,
Trond Myklebustd4716622006-03-20 13:44:45 -0500242 -task->tk_status);
243}
244
245static void nlm4svc_callback_release(void *data)
246{
247 nlm_release_call(data);
248}
249
250static const struct rpc_call_ops nlm4svc_callback_ops = {
251 .rpc_call_done = nlm4svc_callback_exit,
252 .rpc_release = nlm4svc_callback_release,
253};
254
255/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700256 * `Async' versions of the above service routines. They aren't really,
257 * because we send the callback before the reply proper. I hope this
258 * doesn't break any clients.
259 */
Al Viro7111c662006-10-19 23:28:45 -0700260static __be32 nlm4svc_callback(struct svc_rqst *rqstp, u32 proc, struct nlm_args *argp,
261 __be32 (*func)(struct svc_rqst *, struct nlm_args *, struct nlm_res *))
Trond Myklebustd4716622006-03-20 13:44:45 -0500262{
263 struct nlm_host *host;
264 struct nlm_rqst *call;
Al Viro7111c662006-10-19 23:28:45 -0700265 __be32 stat;
Trond Myklebustd4716622006-03-20 13:44:45 -0500266
Olaf Kirchdb4e4c92006-10-04 02:15:52 -0700267 host = nlmsvc_lookup_host(rqstp,
268 argp->lock.caller,
269 argp->lock.len);
Trond Myklebustd4716622006-03-20 13:44:45 -0500270 if (host == NULL)
271 return rpc_system_err;
272
273 call = nlm_alloc_call(host);
274 if (call == NULL)
275 return rpc_system_err;
276
277 stat = func(rqstp, argp, &call->a_res);
278 if (stat != 0) {
279 nlm_release_call(call);
280 return stat;
281 }
282
283 call->a_flags = RPC_TASK_ASYNC;
284 if (nlm_async_reply(call, proc, &nlm4svc_callback_ops) < 0)
285 return rpc_system_err;
286 return rpc_success;
287}
288
Al Viro7111c662006-10-19 23:28:45 -0700289static __be32 nlm4svc_proc_test_msg(struct svc_rqst *rqstp, struct nlm_args *argp,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700290 void *resp)
291{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700292 dprintk("lockd: TEST_MSG called\n");
Trond Myklebustd4716622006-03-20 13:44:45 -0500293 return nlm4svc_callback(rqstp, NLMPROC_TEST_RES, argp, nlm4svc_proc_test);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700294}
295
Al Viro7111c662006-10-19 23:28:45 -0700296static __be32 nlm4svc_proc_lock_msg(struct svc_rqst *rqstp, struct nlm_args *argp,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700297 void *resp)
298{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700299 dprintk("lockd: LOCK_MSG called\n");
Trond Myklebustd4716622006-03-20 13:44:45 -0500300 return nlm4svc_callback(rqstp, NLMPROC_LOCK_RES, argp, nlm4svc_proc_lock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700301}
302
Al Viro7111c662006-10-19 23:28:45 -0700303static __be32 nlm4svc_proc_cancel_msg(struct svc_rqst *rqstp, struct nlm_args *argp,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700304 void *resp)
305{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700306 dprintk("lockd: CANCEL_MSG called\n");
Trond Myklebustd4716622006-03-20 13:44:45 -0500307 return nlm4svc_callback(rqstp, NLMPROC_CANCEL_RES, argp, nlm4svc_proc_cancel);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700308}
309
Al Viro7111c662006-10-19 23:28:45 -0700310static __be32 nlm4svc_proc_unlock_msg(struct svc_rqst *rqstp, struct nlm_args *argp,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700311 void *resp)
312{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700313 dprintk("lockd: UNLOCK_MSG called\n");
Trond Myklebustd4716622006-03-20 13:44:45 -0500314 return nlm4svc_callback(rqstp, NLMPROC_UNLOCK_RES, argp, nlm4svc_proc_unlock);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700315}
316
Al Viro7111c662006-10-19 23:28:45 -0700317static __be32 nlm4svc_proc_granted_msg(struct svc_rqst *rqstp, struct nlm_args *argp,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700318 void *resp)
319{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700320 dprintk("lockd: GRANTED_MSG called\n");
Trond Myklebustd4716622006-03-20 13:44:45 -0500321 return nlm4svc_callback(rqstp, NLMPROC_GRANTED_RES, argp, nlm4svc_proc_granted);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700322}
323
324/*
325 * SHARE: create a DOS share or alter existing share.
326 */
Al Viro7111c662006-10-19 23:28:45 -0700327static __be32
Linus Torvalds1da177e2005-04-16 15:20:36 -0700328nlm4svc_proc_share(struct svc_rqst *rqstp, struct nlm_args *argp,
329 struct nlm_res *resp)
330{
331 struct nlm_host *host;
332 struct nlm_file *file;
333
334 dprintk("lockd: SHARE called\n");
335
336 resp->cookie = argp->cookie;
337
338 /* Don't accept new lock requests during grace period */
339 if (nlmsvc_grace_period && !argp->reclaim) {
340 resp->status = nlm_lck_denied_grace_period;
341 return rpc_success;
342 }
343
344 /* Obtain client and file */
345 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
NeilBrownd343fce2006-10-17 00:10:18 -0700346 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700347
348 /* Now try to create the share */
349 resp->status = nlmsvc_share_file(host, file, argp);
350
351 dprintk("lockd: SHARE status %d\n", ntohl(resp->status));
352 nlm_release_host(host);
353 nlm_release_file(file);
354 return rpc_success;
355}
356
357/*
358 * UNSHARE: Release a DOS share.
359 */
Al Viro7111c662006-10-19 23:28:45 -0700360static __be32
Linus Torvalds1da177e2005-04-16 15:20:36 -0700361nlm4svc_proc_unshare(struct svc_rqst *rqstp, struct nlm_args *argp,
362 struct nlm_res *resp)
363{
364 struct nlm_host *host;
365 struct nlm_file *file;
366
367 dprintk("lockd: UNSHARE called\n");
368
369 resp->cookie = argp->cookie;
370
371 /* Don't accept requests during grace period */
372 if (nlmsvc_grace_period) {
373 resp->status = nlm_lck_denied_grace_period;
374 return rpc_success;
375 }
376
377 /* Obtain client and file */
378 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
NeilBrownd343fce2006-10-17 00:10:18 -0700379 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700380
381 /* Now try to lock the file */
382 resp->status = nlmsvc_unshare_file(host, file, argp);
383
384 dprintk("lockd: UNSHARE status %d\n", ntohl(resp->status));
385 nlm_release_host(host);
386 nlm_release_file(file);
387 return rpc_success;
388}
389
390/*
391 * NM_LOCK: Create an unmonitored lock
392 */
Al Viro7111c662006-10-19 23:28:45 -0700393static __be32
Linus Torvalds1da177e2005-04-16 15:20:36 -0700394nlm4svc_proc_nm_lock(struct svc_rqst *rqstp, struct nlm_args *argp,
395 struct nlm_res *resp)
396{
397 dprintk("lockd: NM_LOCK called\n");
398
399 argp->monitor = 0; /* just clean the monitor flag */
400 return nlm4svc_proc_lock(rqstp, argp, resp);
401}
402
403/*
404 * FREE_ALL: Release all locks and shares held by client
405 */
Al Viro7111c662006-10-19 23:28:45 -0700406static __be32
Linus Torvalds1da177e2005-04-16 15:20:36 -0700407nlm4svc_proc_free_all(struct svc_rqst *rqstp, struct nlm_args *argp,
408 void *resp)
409{
410 struct nlm_host *host;
411
412 /* Obtain client */
413 if (nlm4svc_retrieve_args(rqstp, argp, &host, NULL))
414 return rpc_success;
415
416 nlmsvc_free_host_resources(host);
417 nlm_release_host(host);
418 return rpc_success;
419}
420
421/*
422 * SM_NOTIFY: private callback from statd (not part of official NLM proto)
423 */
Al Viro7111c662006-10-19 23:28:45 -0700424static __be32
Linus Torvalds1da177e2005-04-16 15:20:36 -0700425nlm4svc_proc_sm_notify(struct svc_rqst *rqstp, struct nlm_reboot *argp,
426 void *resp)
427{
Chuck Lever27459f02007-02-12 00:53:34 -0800428 struct sockaddr_in saddr;
429
430 memcpy(&saddr, svc_addr_in(rqstp), sizeof(saddr));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700431
432 dprintk("lockd: SM_NOTIFY called\n");
433 if (saddr.sin_addr.s_addr != htonl(INADDR_LOOPBACK)
434 || ntohs(saddr.sin_port) >= 1024) {
Chuck Leverad06e4b2007-02-12 00:53:32 -0800435 char buf[RPC_MAX_ADDRBUFLEN];
436 printk(KERN_WARNING "lockd: rejected NSM callback from %s\n",
437 svc_print_addr(rqstp, buf, sizeof(buf)));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700438 return rpc_system_err;
439 }
440
441 /* Obtain the host pointer for this NFS server and try to
442 * reclaim all locks we hold on this server.
443 */
Olaf Kirchcf712c22006-10-04 02:15:52 -0700444 memset(&saddr, 0, sizeof(saddr));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700445 saddr.sin_addr.s_addr = argp->addr;
Olaf Kirch5c8dd292006-10-04 02:15:55 -0700446 nlm_host_rebooted(&saddr, argp->mon, argp->len, argp->state);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700447
Linus Torvalds1da177e2005-04-16 15:20:36 -0700448 return rpc_success;
449}
450
451/*
452 * client sent a GRANTED_RES, let's remove the associated block
453 */
Al Viro7111c662006-10-19 23:28:45 -0700454static __be32
Linus Torvalds1da177e2005-04-16 15:20:36 -0700455nlm4svc_proc_granted_res(struct svc_rqst *rqstp, struct nlm_res *argp,
456 void *resp)
457{
458 if (!nlmsvc_ops)
459 return rpc_success;
460
461 dprintk("lockd: GRANTED_RES called\n");
462
Olaf Kirch39be4502006-10-04 02:16:03 -0700463 nlmsvc_grant_reply(&argp->cookie, argp->status);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700464 return rpc_success;
465}
466
467
Linus Torvalds1da177e2005-04-16 15:20:36 -0700468/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700469 * NLM Server procedures.
470 */
471
472#define nlm4svc_encode_norep nlm4svc_encode_void
473#define nlm4svc_decode_norep nlm4svc_decode_void
474#define nlm4svc_decode_testres nlm4svc_decode_void
475#define nlm4svc_decode_lockres nlm4svc_decode_void
476#define nlm4svc_decode_unlockres nlm4svc_decode_void
477#define nlm4svc_decode_cancelres nlm4svc_decode_void
478#define nlm4svc_decode_grantedres nlm4svc_decode_void
479
480#define nlm4svc_proc_none nlm4svc_proc_null
481#define nlm4svc_proc_test_res nlm4svc_proc_null
482#define nlm4svc_proc_lock_res nlm4svc_proc_null
483#define nlm4svc_proc_cancel_res nlm4svc_proc_null
484#define nlm4svc_proc_unlock_res nlm4svc_proc_null
485
486struct nlm_void { int dummy; };
487
488#define PROC(name, xargt, xrest, argt, rest, respsize) \
489 { .pc_func = (svc_procfunc) nlm4svc_proc_##name, \
490 .pc_decode = (kxdrproc_t) nlm4svc_decode_##xargt, \
491 .pc_encode = (kxdrproc_t) nlm4svc_encode_##xrest, \
492 .pc_release = NULL, \
493 .pc_argsize = sizeof(struct nlm_##argt), \
494 .pc_ressize = sizeof(struct nlm_##rest), \
495 .pc_xdrressize = respsize, \
496 }
497#define Ck (1+XDR_QUADLEN(NLM_MAXCOOKIELEN)) /* cookie */
498#define No (1+1024/4) /* netobj */
499#define St 1 /* status */
500#define Rg 4 /* range (offset + length) */
501struct svc_procedure nlmsvc_procedures4[] = {
502 PROC(null, void, void, void, void, 1),
503 PROC(test, testargs, testres, args, res, Ck+St+2+No+Rg),
504 PROC(lock, lockargs, res, args, res, Ck+St),
505 PROC(cancel, cancargs, res, args, res, Ck+St),
506 PROC(unlock, unlockargs, res, args, res, Ck+St),
507 PROC(granted, testargs, res, args, res, Ck+St),
508 PROC(test_msg, testargs, norep, args, void, 1),
509 PROC(lock_msg, lockargs, norep, args, void, 1),
510 PROC(cancel_msg, cancargs, norep, args, void, 1),
511 PROC(unlock_msg, unlockargs, norep, args, void, 1),
512 PROC(granted_msg, testargs, norep, args, void, 1),
513 PROC(test_res, testres, norep, res, void, 1),
514 PROC(lock_res, lockres, norep, res, void, 1),
515 PROC(cancel_res, cancelres, norep, res, void, 1),
516 PROC(unlock_res, unlockres, norep, res, void, 1),
517 PROC(granted_res, res, norep, res, void, 1),
518 /* statd callback */
519 PROC(sm_notify, reboot, void, reboot, void, 1),
520 PROC(none, void, void, void, void, 0),
521 PROC(none, void, void, void, void, 0),
522 PROC(none, void, void, void, void, 0),
523 PROC(share, shareargs, shareres, args, res, Ck+St+1),
524 PROC(unshare, shareargs, shareres, args, res, Ck+St+1),
525 PROC(nm_lock, lockargs, res, args, res, Ck+St),
526 PROC(free_all, notify, void, args, void, 1),
527
528};