1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * linux/fs/lockd/svc4proc.c 4 * 5 * Lockd server procedures. We don't implement the NLM_*_RES 6 * procedures because we don't use the async procedures. 7 * 8 * Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de> 9 */ 10 11 #include <linux/types.h> 12 #include <linux/time.h> 13 #include <linux/lockd/lockd.h> 14 #include <linux/lockd/share.h> 15 #include <linux/sunrpc/svc_xprt.h> 16 17 #define NLMDBG_FACILITY NLMDBG_CLIENT 18 19 /* 20 * Obtain client and file from arguments 21 */ 22 static __be32 23 nlm4svc_retrieve_args(struct svc_rqst *rqstp, struct nlm_args *argp, 24 struct nlm_host **hostp, struct nlm_file **filp) 25 { 26 struct nlm_host *host = NULL; 27 struct nlm_file *file = NULL; 28 struct nlm_lock *lock = &argp->lock; 29 __be32 error = 0; 30 31 /* nfsd callbacks must have been installed for this procedure */ 32 if (!nlmsvc_ops) 33 return nlm_lck_denied_nolocks; 34 35 /* Obtain host handle */ 36 if (!(host = nlmsvc_lookup_host(rqstp, lock->caller, lock->len)) 37 || (argp->monitor && nsm_monitor(host) < 0)) 38 goto no_locks; 39 *hostp = host; 40 41 /* Obtain file pointer. Not used by FREE_ALL call. */ 42 if (filp != NULL) { 43 int mode = lock_to_openmode(&lock->fl); 44 45 error = nlm_lookup_file(rqstp, &file, lock); 46 if (error) 47 goto no_locks; 48 *filp = file; 49 50 /* Set up the missing parts of the file_lock structure */ 51 lock->fl.fl_file = file->f_file[mode]; 52 lock->fl.fl_pid = current->tgid; 53 lock->fl.fl_lmops = &nlmsvc_lock_operations; 54 nlmsvc_locks_init_private(&lock->fl, host, (pid_t)lock->svid); 55 if (!lock->fl.fl_owner) { 56 /* lockowner allocation has failed */ 57 nlmsvc_release_host(host); 58 return nlm_lck_denied_nolocks; 59 } 60 } 61 62 return 0; 63 64 no_locks: 65 nlmsvc_release_host(host); 66 if (error) 67 return error; 68 return nlm_lck_denied_nolocks; 69 } 70 71 /* 72 * NULL: Test for presence of service 73 */ 74 static __be32 75 nlm4svc_proc_null(struct svc_rqst *rqstp) 76 { 77 dprintk("lockd: NULL called\n"); 78 return rpc_success; 79 } 80 81 /* 82 * TEST: Check for conflicting lock 83 */ 84 static __be32 85 __nlm4svc_proc_test(struct svc_rqst *rqstp, struct nlm_res *resp) 86 { 87 struct nlm_args *argp = rqstp->rq_argp; 88 struct nlm_host *host; 89 struct nlm_file *file; 90 __be32 rc = rpc_success; 91 92 dprintk("lockd: TEST4 called\n"); 93 resp->cookie = argp->cookie; 94 95 /* Obtain client and file */ 96 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file))) 97 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; 98 99 /* Now check for conflicting locks */ 100 resp->status = nlmsvc_testlock(rqstp, file, host, &argp->lock, &resp->lock, &resp->cookie); 101 if (resp->status == nlm_drop_reply) 102 rc = rpc_drop_reply; 103 else 104 dprintk("lockd: TEST4 status %d\n", ntohl(resp->status)); 105 106 nlmsvc_release_lockowner(&argp->lock); 107 nlmsvc_release_host(host); 108 nlm_release_file(file); 109 return rc; 110 } 111 112 static __be32 113 nlm4svc_proc_test(struct svc_rqst *rqstp) 114 { 115 return __nlm4svc_proc_test(rqstp, rqstp->rq_resp); 116 } 117 118 static __be32 119 __nlm4svc_proc_lock(struct svc_rqst *rqstp, struct nlm_res *resp) 120 { 121 struct nlm_args *argp = rqstp->rq_argp; 122 struct nlm_host *host; 123 struct nlm_file *file; 124 __be32 rc = rpc_success; 125 126 dprintk("lockd: LOCK called\n"); 127 128 resp->cookie = argp->cookie; 129 130 /* Obtain client and file */ 131 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file))) 132 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; 133 134 #if 0 135 /* If supplied state doesn't match current state, we assume it's 136 * an old request that time-warped somehow. Any error return would 137 * do in this case because it's irrelevant anyway. 138 * 139 * NB: We don't retrieve the remote host's state yet. 140 */ 141 if (host->h_nsmstate && host->h_nsmstate != argp->state) { 142 resp->status = nlm_lck_denied_nolocks; 143 } else 144 #endif 145 146 /* Now try to lock the file */ 147 resp->status = nlmsvc_lock(rqstp, file, host, &argp->lock, 148 argp->block, &argp->cookie, 149 argp->reclaim); 150 if (resp->status == nlm_drop_reply) 151 rc = rpc_drop_reply; 152 else 153 dprintk("lockd: LOCK status %d\n", ntohl(resp->status)); 154 155 nlmsvc_release_lockowner(&argp->lock); 156 nlmsvc_release_host(host); 157 nlm_release_file(file); 158 return rc; 159 } 160 161 static __be32 162 nlm4svc_proc_lock(struct svc_rqst *rqstp) 163 { 164 return __nlm4svc_proc_lock(rqstp, rqstp->rq_resp); 165 } 166 167 static __be32 168 __nlm4svc_proc_cancel(struct svc_rqst *rqstp, struct nlm_res *resp) 169 { 170 struct nlm_args *argp = rqstp->rq_argp; 171 struct nlm_host *host; 172 struct nlm_file *file; 173 174 dprintk("lockd: CANCEL called\n"); 175 176 resp->cookie = argp->cookie; 177 178 /* Don't accept requests during grace period */ 179 if (locks_in_grace(SVC_NET(rqstp))) { 180 resp->status = nlm_lck_denied_grace_period; 181 return rpc_success; 182 } 183 184 /* Obtain client and file */ 185 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file))) 186 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; 187 188 /* Try to cancel request. */ 189 resp->status = nlmsvc_cancel_blocked(SVC_NET(rqstp), file, &argp->lock); 190 191 dprintk("lockd: CANCEL status %d\n", ntohl(resp->status)); 192 nlmsvc_release_lockowner(&argp->lock); 193 nlmsvc_release_host(host); 194 nlm_release_file(file); 195 return rpc_success; 196 } 197 198 static __be32 199 nlm4svc_proc_cancel(struct svc_rqst *rqstp) 200 { 201 return __nlm4svc_proc_cancel(rqstp, rqstp->rq_resp); 202 } 203 204 /* 205 * UNLOCK: release a lock 206 */ 207 static __be32 208 __nlm4svc_proc_unlock(struct svc_rqst *rqstp, struct nlm_res *resp) 209 { 210 struct nlm_args *argp = rqstp->rq_argp; 211 struct nlm_host *host; 212 struct nlm_file *file; 213 214 dprintk("lockd: UNLOCK called\n"); 215 216 resp->cookie = argp->cookie; 217 218 /* Don't accept new lock requests during grace period */ 219 if (locks_in_grace(SVC_NET(rqstp))) { 220 resp->status = nlm_lck_denied_grace_period; 221 return rpc_success; 222 } 223 224 /* Obtain client and file */ 225 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file))) 226 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; 227 228 /* Now try to remove the lock */ 229 resp->status = nlmsvc_unlock(SVC_NET(rqstp), file, &argp->lock); 230 231 dprintk("lockd: UNLOCK status %d\n", ntohl(resp->status)); 232 nlmsvc_release_lockowner(&argp->lock); 233 nlmsvc_release_host(host); 234 nlm_release_file(file); 235 return rpc_success; 236 } 237 238 static __be32 239 nlm4svc_proc_unlock(struct svc_rqst *rqstp) 240 { 241 return __nlm4svc_proc_unlock(rqstp, rqstp->rq_resp); 242 } 243 244 /* 245 * GRANTED: A server calls us to tell that a process' lock request 246 * was granted 247 */ 248 static __be32 249 __nlm4svc_proc_granted(struct svc_rqst *rqstp, struct nlm_res *resp) 250 { 251 struct nlm_args *argp = rqstp->rq_argp; 252 253 resp->cookie = argp->cookie; 254 255 dprintk("lockd: GRANTED called\n"); 256 resp->status = nlmclnt_grant(svc_addr(rqstp), &argp->lock); 257 dprintk("lockd: GRANTED status %d\n", ntohl(resp->status)); 258 return rpc_success; 259 } 260 261 static __be32 262 nlm4svc_proc_granted(struct svc_rqst *rqstp) 263 { 264 return __nlm4svc_proc_granted(rqstp, rqstp->rq_resp); 265 } 266 267 /* 268 * This is the generic lockd callback for async RPC calls 269 */ 270 static void nlm4svc_callback_exit(struct rpc_task *task, void *data) 271 { 272 dprintk("lockd: %5u callback returned %d\n", task->tk_pid, 273 -task->tk_status); 274 } 275 276 static void nlm4svc_callback_release(void *data) 277 { 278 nlmsvc_release_call(data); 279 } 280 281 static const struct rpc_call_ops nlm4svc_callback_ops = { 282 .rpc_call_done = nlm4svc_callback_exit, 283 .rpc_release = nlm4svc_callback_release, 284 }; 285 286 /* 287 * `Async' versions of the above service routines. They aren't really, 288 * because we send the callback before the reply proper. I hope this 289 * doesn't break any clients. 290 */ 291 static __be32 nlm4svc_callback(struct svc_rqst *rqstp, u32 proc, 292 __be32 (*func)(struct svc_rqst *, struct nlm_res *)) 293 { 294 struct nlm_args *argp = rqstp->rq_argp; 295 struct nlm_host *host; 296 struct nlm_rqst *call; 297 __be32 stat; 298 299 host = nlmsvc_lookup_host(rqstp, 300 argp->lock.caller, 301 argp->lock.len); 302 if (host == NULL) 303 return rpc_system_err; 304 305 call = nlm_alloc_call(host); 306 nlmsvc_release_host(host); 307 if (call == NULL) 308 return rpc_system_err; 309 310 stat = func(rqstp, &call->a_res); 311 if (stat != 0) { 312 nlmsvc_release_call(call); 313 return stat; 314 } 315 316 call->a_flags = RPC_TASK_ASYNC; 317 if (nlm_async_reply(call, proc, &nlm4svc_callback_ops) < 0) 318 return rpc_system_err; 319 return rpc_success; 320 } 321 322 static __be32 nlm4svc_proc_test_msg(struct svc_rqst *rqstp) 323 { 324 dprintk("lockd: TEST_MSG called\n"); 325 return nlm4svc_callback(rqstp, NLMPROC_TEST_RES, __nlm4svc_proc_test); 326 } 327 328 static __be32 nlm4svc_proc_lock_msg(struct svc_rqst *rqstp) 329 { 330 dprintk("lockd: LOCK_MSG called\n"); 331 return nlm4svc_callback(rqstp, NLMPROC_LOCK_RES, __nlm4svc_proc_lock); 332 } 333 334 static __be32 nlm4svc_proc_cancel_msg(struct svc_rqst *rqstp) 335 { 336 dprintk("lockd: CANCEL_MSG called\n"); 337 return nlm4svc_callback(rqstp, NLMPROC_CANCEL_RES, __nlm4svc_proc_cancel); 338 } 339 340 static __be32 nlm4svc_proc_unlock_msg(struct svc_rqst *rqstp) 341 { 342 dprintk("lockd: UNLOCK_MSG called\n"); 343 return nlm4svc_callback(rqstp, NLMPROC_UNLOCK_RES, __nlm4svc_proc_unlock); 344 } 345 346 static __be32 nlm4svc_proc_granted_msg(struct svc_rqst *rqstp) 347 { 348 dprintk("lockd: GRANTED_MSG called\n"); 349 return nlm4svc_callback(rqstp, NLMPROC_GRANTED_RES, __nlm4svc_proc_granted); 350 } 351 352 /* 353 * SHARE: create a DOS share or alter existing share. 354 */ 355 static __be32 356 nlm4svc_proc_share(struct svc_rqst *rqstp) 357 { 358 struct nlm_args *argp = rqstp->rq_argp; 359 struct nlm_res *resp = rqstp->rq_resp; 360 struct nlm_host *host; 361 struct nlm_file *file; 362 363 dprintk("lockd: SHARE called\n"); 364 365 resp->cookie = argp->cookie; 366 367 /* Don't accept new lock requests during grace period */ 368 if (locks_in_grace(SVC_NET(rqstp)) && !argp->reclaim) { 369 resp->status = nlm_lck_denied_grace_period; 370 return rpc_success; 371 } 372 373 /* Obtain client and file */ 374 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file))) 375 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; 376 377 /* Now try to create the share */ 378 resp->status = nlmsvc_share_file(host, file, argp); 379 380 dprintk("lockd: SHARE status %d\n", ntohl(resp->status)); 381 nlmsvc_release_lockowner(&argp->lock); 382 nlmsvc_release_host(host); 383 nlm_release_file(file); 384 return rpc_success; 385 } 386 387 /* 388 * UNSHARE: Release a DOS share. 389 */ 390 static __be32 391 nlm4svc_proc_unshare(struct svc_rqst *rqstp) 392 { 393 struct nlm_args *argp = rqstp->rq_argp; 394 struct nlm_res *resp = rqstp->rq_resp; 395 struct nlm_host *host; 396 struct nlm_file *file; 397 398 dprintk("lockd: UNSHARE called\n"); 399 400 resp->cookie = argp->cookie; 401 402 /* Don't accept requests during grace period */ 403 if (locks_in_grace(SVC_NET(rqstp))) { 404 resp->status = nlm_lck_denied_grace_period; 405 return rpc_success; 406 } 407 408 /* Obtain client and file */ 409 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file))) 410 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; 411 412 /* Now try to lock the file */ 413 resp->status = nlmsvc_unshare_file(host, file, argp); 414 415 dprintk("lockd: UNSHARE status %d\n", ntohl(resp->status)); 416 nlmsvc_release_lockowner(&argp->lock); 417 nlmsvc_release_host(host); 418 nlm_release_file(file); 419 return rpc_success; 420 } 421 422 /* 423 * NM_LOCK: Create an unmonitored lock 424 */ 425 static __be32 426 nlm4svc_proc_nm_lock(struct svc_rqst *rqstp) 427 { 428 struct nlm_args *argp = rqstp->rq_argp; 429 430 dprintk("lockd: NM_LOCK called\n"); 431 432 argp->monitor = 0; /* just clean the monitor flag */ 433 return nlm4svc_proc_lock(rqstp); 434 } 435 436 /* 437 * FREE_ALL: Release all locks and shares held by client 438 */ 439 static __be32 440 nlm4svc_proc_free_all(struct svc_rqst *rqstp) 441 { 442 struct nlm_args *argp = rqstp->rq_argp; 443 struct nlm_host *host; 444 445 /* Obtain client */ 446 if (nlm4svc_retrieve_args(rqstp, argp, &host, NULL)) 447 return rpc_success; 448 449 nlmsvc_free_host_resources(host); 450 nlmsvc_release_host(host); 451 return rpc_success; 452 } 453 454 /* 455 * SM_NOTIFY: private callback from statd (not part of official NLM proto) 456 */ 457 static __be32 458 nlm4svc_proc_sm_notify(struct svc_rqst *rqstp) 459 { 460 struct nlm_reboot *argp = rqstp->rq_argp; 461 462 dprintk("lockd: SM_NOTIFY called\n"); 463 464 if (!nlm_privileged_requester(rqstp)) { 465 char buf[RPC_MAX_ADDRBUFLEN]; 466 printk(KERN_WARNING "lockd: rejected NSM callback from %s\n", 467 svc_print_addr(rqstp, buf, sizeof(buf))); 468 return rpc_system_err; 469 } 470 471 nlm_host_rebooted(SVC_NET(rqstp), argp); 472 return rpc_success; 473 } 474 475 /* 476 * client sent a GRANTED_RES, let's remove the associated block 477 */ 478 static __be32 479 nlm4svc_proc_granted_res(struct svc_rqst *rqstp) 480 { 481 struct nlm_res *argp = rqstp->rq_argp; 482 483 if (!nlmsvc_ops) 484 return rpc_success; 485 486 dprintk("lockd: GRANTED_RES called\n"); 487 488 nlmsvc_grant_reply(&argp->cookie, argp->status); 489 return rpc_success; 490 } 491 492 static __be32 493 nlm4svc_proc_unused(struct svc_rqst *rqstp) 494 { 495 return rpc_proc_unavail; 496 } 497 498 499 /* 500 * NLM Server procedures. 501 */ 502 503 struct nlm_void { int dummy; }; 504 505 #define Ck (1+XDR_QUADLEN(NLM_MAXCOOKIELEN)) /* cookie */ 506 #define No (1+1024/4) /* netobj */ 507 #define St 1 /* status */ 508 #define Rg 4 /* range (offset + length) */ 509 510 const struct svc_procedure nlmsvc_procedures4[24] = { 511 [NLMPROC_NULL] = { 512 .pc_func = nlm4svc_proc_null, 513 .pc_decode = nlm4svc_decode_void, 514 .pc_encode = nlm4svc_encode_void, 515 .pc_argsize = sizeof(struct nlm_void), 516 .pc_ressize = sizeof(struct nlm_void), 517 .pc_xdrressize = St, 518 .pc_name = "NULL", 519 }, 520 [NLMPROC_TEST] = { 521 .pc_func = nlm4svc_proc_test, 522 .pc_decode = nlm4svc_decode_testargs, 523 .pc_encode = nlm4svc_encode_testres, 524 .pc_argsize = sizeof(struct nlm_args), 525 .pc_ressize = sizeof(struct nlm_res), 526 .pc_xdrressize = Ck+St+2+No+Rg, 527 .pc_name = "TEST", 528 }, 529 [NLMPROC_LOCK] = { 530 .pc_func = nlm4svc_proc_lock, 531 .pc_decode = nlm4svc_decode_lockargs, 532 .pc_encode = nlm4svc_encode_res, 533 .pc_argsize = sizeof(struct nlm_args), 534 .pc_ressize = sizeof(struct nlm_res), 535 .pc_xdrressize = Ck+St, 536 .pc_name = "LOCK", 537 }, 538 [NLMPROC_CANCEL] = { 539 .pc_func = nlm4svc_proc_cancel, 540 .pc_decode = nlm4svc_decode_cancargs, 541 .pc_encode = nlm4svc_encode_res, 542 .pc_argsize = sizeof(struct nlm_args), 543 .pc_ressize = sizeof(struct nlm_res), 544 .pc_xdrressize = Ck+St, 545 .pc_name = "CANCEL", 546 }, 547 [NLMPROC_UNLOCK] = { 548 .pc_func = nlm4svc_proc_unlock, 549 .pc_decode = nlm4svc_decode_unlockargs, 550 .pc_encode = nlm4svc_encode_res, 551 .pc_argsize = sizeof(struct nlm_args), 552 .pc_ressize = sizeof(struct nlm_res), 553 .pc_xdrressize = Ck+St, 554 .pc_name = "UNLOCK", 555 }, 556 [NLMPROC_GRANTED] = { 557 .pc_func = nlm4svc_proc_granted, 558 .pc_decode = nlm4svc_decode_testargs, 559 .pc_encode = nlm4svc_encode_res, 560 .pc_argsize = sizeof(struct nlm_args), 561 .pc_ressize = sizeof(struct nlm_res), 562 .pc_xdrressize = Ck+St, 563 .pc_name = "GRANTED", 564 }, 565 [NLMPROC_TEST_MSG] = { 566 .pc_func = nlm4svc_proc_test_msg, 567 .pc_decode = nlm4svc_decode_testargs, 568 .pc_encode = nlm4svc_encode_void, 569 .pc_argsize = sizeof(struct nlm_args), 570 .pc_ressize = sizeof(struct nlm_void), 571 .pc_xdrressize = St, 572 .pc_name = "TEST_MSG", 573 }, 574 [NLMPROC_LOCK_MSG] = { 575 .pc_func = nlm4svc_proc_lock_msg, 576 .pc_decode = nlm4svc_decode_lockargs, 577 .pc_encode = nlm4svc_encode_void, 578 .pc_argsize = sizeof(struct nlm_args), 579 .pc_ressize = sizeof(struct nlm_void), 580 .pc_xdrressize = St, 581 .pc_name = "LOCK_MSG", 582 }, 583 [NLMPROC_CANCEL_MSG] = { 584 .pc_func = nlm4svc_proc_cancel_msg, 585 .pc_decode = nlm4svc_decode_cancargs, 586 .pc_encode = nlm4svc_encode_void, 587 .pc_argsize = sizeof(struct nlm_args), 588 .pc_ressize = sizeof(struct nlm_void), 589 .pc_xdrressize = St, 590 .pc_name = "CANCEL_MSG", 591 }, 592 [NLMPROC_UNLOCK_MSG] = { 593 .pc_func = nlm4svc_proc_unlock_msg, 594 .pc_decode = nlm4svc_decode_unlockargs, 595 .pc_encode = nlm4svc_encode_void, 596 .pc_argsize = sizeof(struct nlm_args), 597 .pc_ressize = sizeof(struct nlm_void), 598 .pc_xdrressize = St, 599 .pc_name = "UNLOCK_MSG", 600 }, 601 [NLMPROC_GRANTED_MSG] = { 602 .pc_func = nlm4svc_proc_granted_msg, 603 .pc_decode = nlm4svc_decode_testargs, 604 .pc_encode = nlm4svc_encode_void, 605 .pc_argsize = sizeof(struct nlm_args), 606 .pc_ressize = sizeof(struct nlm_void), 607 .pc_xdrressize = St, 608 .pc_name = "GRANTED_MSG", 609 }, 610 [NLMPROC_TEST_RES] = { 611 .pc_func = nlm4svc_proc_null, 612 .pc_decode = nlm4svc_decode_void, 613 .pc_encode = nlm4svc_encode_void, 614 .pc_argsize = sizeof(struct nlm_res), 615 .pc_ressize = sizeof(struct nlm_void), 616 .pc_xdrressize = St, 617 .pc_name = "TEST_RES", 618 }, 619 [NLMPROC_LOCK_RES] = { 620 .pc_func = nlm4svc_proc_null, 621 .pc_decode = nlm4svc_decode_void, 622 .pc_encode = nlm4svc_encode_void, 623 .pc_argsize = sizeof(struct nlm_res), 624 .pc_ressize = sizeof(struct nlm_void), 625 .pc_xdrressize = St, 626 .pc_name = "LOCK_RES", 627 }, 628 [NLMPROC_CANCEL_RES] = { 629 .pc_func = nlm4svc_proc_null, 630 .pc_decode = nlm4svc_decode_void, 631 .pc_encode = nlm4svc_encode_void, 632 .pc_argsize = sizeof(struct nlm_res), 633 .pc_ressize = sizeof(struct nlm_void), 634 .pc_xdrressize = St, 635 .pc_name = "CANCEL_RES", 636 }, 637 [NLMPROC_UNLOCK_RES] = { 638 .pc_func = nlm4svc_proc_null, 639 .pc_decode = nlm4svc_decode_void, 640 .pc_encode = nlm4svc_encode_void, 641 .pc_argsize = sizeof(struct nlm_res), 642 .pc_ressize = sizeof(struct nlm_void), 643 .pc_xdrressize = St, 644 .pc_name = "UNLOCK_RES", 645 }, 646 [NLMPROC_GRANTED_RES] = { 647 .pc_func = nlm4svc_proc_granted_res, 648 .pc_decode = nlm4svc_decode_res, 649 .pc_encode = nlm4svc_encode_void, 650 .pc_argsize = sizeof(struct nlm_res), 651 .pc_ressize = sizeof(struct nlm_void), 652 .pc_xdrressize = St, 653 .pc_name = "GRANTED_RES", 654 }, 655 [NLMPROC_NSM_NOTIFY] = { 656 .pc_func = nlm4svc_proc_sm_notify, 657 .pc_decode = nlm4svc_decode_reboot, 658 .pc_encode = nlm4svc_encode_void, 659 .pc_argsize = sizeof(struct nlm_reboot), 660 .pc_ressize = sizeof(struct nlm_void), 661 .pc_xdrressize = St, 662 .pc_name = "SM_NOTIFY", 663 }, 664 [17] = { 665 .pc_func = nlm4svc_proc_unused, 666 .pc_decode = nlm4svc_decode_void, 667 .pc_encode = nlm4svc_encode_void, 668 .pc_argsize = sizeof(struct nlm_void), 669 .pc_ressize = sizeof(struct nlm_void), 670 .pc_xdrressize = 0, 671 .pc_name = "UNUSED", 672 }, 673 [18] = { 674 .pc_func = nlm4svc_proc_unused, 675 .pc_decode = nlm4svc_decode_void, 676 .pc_encode = nlm4svc_encode_void, 677 .pc_argsize = sizeof(struct nlm_void), 678 .pc_ressize = sizeof(struct nlm_void), 679 .pc_xdrressize = 0, 680 .pc_name = "UNUSED", 681 }, 682 [19] = { 683 .pc_func = nlm4svc_proc_unused, 684 .pc_decode = nlm4svc_decode_void, 685 .pc_encode = nlm4svc_encode_void, 686 .pc_argsize = sizeof(struct nlm_void), 687 .pc_ressize = sizeof(struct nlm_void), 688 .pc_xdrressize = 0, 689 .pc_name = "UNUSED", 690 }, 691 [NLMPROC_SHARE] = { 692 .pc_func = nlm4svc_proc_share, 693 .pc_decode = nlm4svc_decode_shareargs, 694 .pc_encode = nlm4svc_encode_shareres, 695 .pc_argsize = sizeof(struct nlm_args), 696 .pc_ressize = sizeof(struct nlm_res), 697 .pc_xdrressize = Ck+St+1, 698 .pc_name = "SHARE", 699 }, 700 [NLMPROC_UNSHARE] = { 701 .pc_func = nlm4svc_proc_unshare, 702 .pc_decode = nlm4svc_decode_shareargs, 703 .pc_encode = nlm4svc_encode_shareres, 704 .pc_argsize = sizeof(struct nlm_args), 705 .pc_ressize = sizeof(struct nlm_res), 706 .pc_xdrressize = Ck+St+1, 707 .pc_name = "UNSHARE", 708 }, 709 [NLMPROC_NM_LOCK] = { 710 .pc_func = nlm4svc_proc_nm_lock, 711 .pc_decode = nlm4svc_decode_lockargs, 712 .pc_encode = nlm4svc_encode_res, 713 .pc_argsize = sizeof(struct nlm_args), 714 .pc_ressize = sizeof(struct nlm_res), 715 .pc_xdrressize = Ck+St, 716 .pc_name = "NM_LOCK", 717 }, 718 [NLMPROC_FREE_ALL] = { 719 .pc_func = nlm4svc_proc_free_all, 720 .pc_decode = nlm4svc_decode_notify, 721 .pc_encode = nlm4svc_encode_void, 722 .pc_argsize = sizeof(struct nlm_args), 723 .pc_ressize = sizeof(struct nlm_void), 724 .pc_xdrressize = St, 725 .pc_name = "FREE_ALL", 726 }, 727 }; 728