Adding upstream version 6.1.76.upstream/6.1.76

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 759 insertions, 0 deletions

diff --git a/fs/lockd/svc4proc.c b/fs/lockd/svc4proc.c
new file mode 100644
index 000000000..284b019cb
--- /dev/null
+++ b/fs/lockd/svc4proc.c
@@ -0,0 +1,759 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * linux/fs/lockd/svc4proc.c
+ *
+ * Lockd server procedures. We don't implement the NLM_*_RES 
+ * procedures because we don't use the async procedures.
+ *
+ * Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de>
+ */
+
+#include <linux/types.h>
+#include <linux/time.h>
+#include <linux/lockd/lockd.h>
+#include <linux/lockd/share.h>
+#include <linux/sunrpc/svc_xprt.h>
+
+#define NLMDBG_FACILITY		NLMDBG_CLIENT
+
+/*
+ * Obtain client and file from arguments
+ */
+static __be32
+nlm4svc_retrieve_args(struct svc_rqst *rqstp, struct nlm_args *argp,
+			struct nlm_host **hostp, struct nlm_file **filp)
+{
+	struct nlm_host		*host = NULL;
+	struct nlm_file		*file = NULL;
+	struct nlm_lock		*lock = &argp->lock;
+	__be32			error = 0;
+
+	/* nfsd callbacks must have been installed for this procedure */
+	if (!nlmsvc_ops)
+		return nlm_lck_denied_nolocks;
+
+	if (lock->lock_start > OFFSET_MAX ||
+	    (lock->lock_len && ((lock->lock_len - 1) > (OFFSET_MAX - lock->lock_start))))
+		return nlm4_fbig;
+
+	/* Obtain host handle */
+	if (!(host = nlmsvc_lookup_host(rqstp, lock->caller, lock->len))
+	 || (argp->monitor && nsm_monitor(host) < 0))
+		goto no_locks;
+	*hostp = host;
+
+	/* Obtain file pointer. Not used by FREE_ALL call. */
+	if (filp != NULL) {
+		int mode = lock_to_openmode(&lock->fl);
+
+		error = nlm_lookup_file(rqstp, &file, lock);
+		if (error)
+			goto no_locks;
+		*filp = file;
+
+		/* Set up the missing parts of the file_lock structure */
+		lock->fl.fl_file  = file->f_file[mode];
+		lock->fl.fl_pid = current->tgid;
+		lock->fl.fl_start = (loff_t)lock->lock_start;
+		lock->fl.fl_end = lock->lock_len ?
+				   (loff_t)(lock->lock_start + lock->lock_len - 1) :
+				   OFFSET_MAX;
+		lock->fl.fl_lmops = &nlmsvc_lock_operations;
+		nlmsvc_locks_init_private(&lock->fl, host, (pid_t)lock->svid);
+		if (!lock->fl.fl_owner) {
+			/* lockowner allocation has failed */
+			nlmsvc_release_host(host);
+			return nlm_lck_denied_nolocks;
+		}
+	}
+
+	return 0;
+
+no_locks:
+	nlmsvc_release_host(host);
+ 	if (error)
+		return error;	
+	return nlm_lck_denied_nolocks;
+}
+
+/*
+ * NULL: Test for presence of service
+ */
+static __be32
+nlm4svc_proc_null(struct svc_rqst *rqstp)
+{
+	dprintk("lockd: NULL          called\n");
+	return rpc_success;
+}
+
+/*
+ * TEST: Check for conflicting lock
+ */
+static __be32
+__nlm4svc_proc_test(struct svc_rqst *rqstp, struct nlm_res *resp)
+{
+	struct nlm_args *argp = rqstp->rq_argp;
+	struct nlm_host	*host;
+	struct nlm_file	*file;
+	struct nlm_lockowner *test_owner;
+	__be32 rc = rpc_success;
+
+	dprintk("lockd: TEST4        called\n");
+	resp->cookie = argp->cookie;
+
+	/* Obtain client and file */
+	if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
+		return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
+
+	test_owner = argp->lock.fl.fl_owner;
+	/* Now check for conflicting locks */
+	resp->status = nlmsvc_testlock(rqstp, file, host, &argp->lock, &resp->lock, &resp->cookie);
+	if (resp->status == nlm_drop_reply)
+		rc = rpc_drop_reply;
+	else
+		dprintk("lockd: TEST4        status %d\n", ntohl(resp->status));
+
+	nlmsvc_put_lockowner(test_owner);
+	nlmsvc_release_host(host);
+	nlm_release_file(file);
+	return rc;
+}
+
+static __be32
+nlm4svc_proc_test(struct svc_rqst *rqstp)
+{
+	return __nlm4svc_proc_test(rqstp, rqstp->rq_resp);
+}
+
+static __be32
+__nlm4svc_proc_lock(struct svc_rqst *rqstp, struct nlm_res *resp)
+{
+	struct nlm_args *argp = rqstp->rq_argp;
+	struct nlm_host	*host;
+	struct nlm_file	*file;
+	__be32 rc = rpc_success;
+
+	dprintk("lockd: LOCK          called\n");
+
+	resp->cookie = argp->cookie;
+
+	/* Obtain client and file */
+	if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
+		return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
+
+#if 0
+	/* If supplied state doesn't match current state, we assume it's
+	 * an old request that time-warped somehow. Any error return would
+	 * do in this case because it's irrelevant anyway.
+	 *
+	 * NB: We don't retrieve the remote host's state yet.
+	 */
+	if (host->h_nsmstate && host->h_nsmstate != argp->state) {
+		resp->status = nlm_lck_denied_nolocks;
+	} else
+#endif
+
+	/* Now try to lock the file */
+	resp->status = nlmsvc_lock(rqstp, file, host, &argp->lock,
+					argp->block, &argp->cookie,
+					argp->reclaim);
+	if (resp->status == nlm_drop_reply)
+		rc = rpc_drop_reply;
+	else
+		dprintk("lockd: LOCK         status %d\n", ntohl(resp->status));
+
+	nlmsvc_release_lockowner(&argp->lock);
+	nlmsvc_release_host(host);
+	nlm_release_file(file);
+	return rc;
+}
+
+static __be32
+nlm4svc_proc_lock(struct svc_rqst *rqstp)
+{
+	return __nlm4svc_proc_lock(rqstp, rqstp->rq_resp);
+}
+
+static __be32
+__nlm4svc_proc_cancel(struct svc_rqst *rqstp, struct nlm_res *resp)
+{
+	struct nlm_args *argp = rqstp->rq_argp;
+	struct nlm_host	*host;
+	struct nlm_file	*file;
+
+	dprintk("lockd: CANCEL        called\n");
+
+	resp->cookie = argp->cookie;
+
+	/* Don't accept requests during grace period */
+	if (locks_in_grace(SVC_NET(rqstp))) {
+		resp->status = nlm_lck_denied_grace_period;
+		return rpc_success;
+	}
+
+	/* Obtain client and file */
+	if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
+		return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
+
+	/* Try to cancel request. */
+	resp->status = nlmsvc_cancel_blocked(SVC_NET(rqstp), file, &argp->lock);
+
+	dprintk("lockd: CANCEL        status %d\n", ntohl(resp->status));
+	nlmsvc_release_lockowner(&argp->lock);
+	nlmsvc_release_host(host);
+	nlm_release_file(file);
+	return rpc_success;
+}
+
+static __be32
+nlm4svc_proc_cancel(struct svc_rqst *rqstp)
+{
+	return __nlm4svc_proc_cancel(rqstp, rqstp->rq_resp);
+}
+
+/*
+ * UNLOCK: release a lock
+ */
+static __be32
+__nlm4svc_proc_unlock(struct svc_rqst *rqstp, struct nlm_res *resp)
+{
+	struct nlm_args *argp = rqstp->rq_argp;
+	struct nlm_host	*host;
+	struct nlm_file	*file;
+
+	dprintk("lockd: UNLOCK        called\n");
+
+	resp->cookie = argp->cookie;
+
+	/* Don't accept new lock requests during grace period */
+	if (locks_in_grace(SVC_NET(rqstp))) {
+		resp->status = nlm_lck_denied_grace_period;
+		return rpc_success;
+	}
+
+	/* Obtain client and file */
+	if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
+		return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
+
+	/* Now try to remove the lock */
+	resp->status = nlmsvc_unlock(SVC_NET(rqstp), file, &argp->lock);
+
+	dprintk("lockd: UNLOCK        status %d\n", ntohl(resp->status));
+	nlmsvc_release_lockowner(&argp->lock);
+	nlmsvc_release_host(host);
+	nlm_release_file(file);
+	return rpc_success;
+}
+
+static __be32
+nlm4svc_proc_unlock(struct svc_rqst *rqstp)
+{
+	return __nlm4svc_proc_unlock(rqstp, rqstp->rq_resp);
+}
+
+/*
+ * GRANTED: A server calls us to tell that a process' lock request
+ * was granted
+ */
+static __be32
+__nlm4svc_proc_granted(struct svc_rqst *rqstp, struct nlm_res *resp)
+{
+	struct nlm_args *argp = rqstp->rq_argp;
+
+	resp->cookie = argp->cookie;
+
+	dprintk("lockd: GRANTED       called\n");
+	resp->status = nlmclnt_grant(svc_addr(rqstp), &argp->lock);
+	dprintk("lockd: GRANTED       status %d\n", ntohl(resp->status));
+	return rpc_success;
+}
+
+static __be32
+nlm4svc_proc_granted(struct svc_rqst *rqstp)
+{
+	return __nlm4svc_proc_granted(rqstp, rqstp->rq_resp);
+}
+
+/*
+ * This is the generic lockd callback for async RPC calls
+ */
+static void nlm4svc_callback_exit(struct rpc_task *task, void *data)
+{
+}
+
+static void nlm4svc_callback_release(void *data)
+{
+	nlmsvc_release_call(data);
+}
+
+static const struct rpc_call_ops nlm4svc_callback_ops = {
+	.rpc_call_done = nlm4svc_callback_exit,
+	.rpc_release = nlm4svc_callback_release,
+};
+
+/*
+ * `Async' versions of the above service routines. They aren't really,
+ * because we send the callback before the reply proper. I hope this
+ * doesn't break any clients.
+ */
+static __be32 nlm4svc_callback(struct svc_rqst *rqstp, u32 proc,
+		__be32 (*func)(struct svc_rqst *,  struct nlm_res *))
+{
+	struct nlm_args *argp = rqstp->rq_argp;
+	struct nlm_host	*host;
+	struct nlm_rqst	*call;
+	__be32 stat;
+
+	host = nlmsvc_lookup_host(rqstp,
+				  argp->lock.caller,
+				  argp->lock.len);
+	if (host == NULL)
+		return rpc_system_err;
+
+	call = nlm_alloc_call(host);
+	nlmsvc_release_host(host);
+	if (call == NULL)
+		return rpc_system_err;
+
+	stat = func(rqstp, &call->a_res);
+	if (stat != 0) {
+		nlmsvc_release_call(call);
+		return stat;
+	}
+
+	call->a_flags = RPC_TASK_ASYNC;
+	if (nlm_async_reply(call, proc, &nlm4svc_callback_ops) < 0)
+		return rpc_system_err;
+	return rpc_success;
+}
+
+static __be32 nlm4svc_proc_test_msg(struct svc_rqst *rqstp)
+{
+	dprintk("lockd: TEST_MSG      called\n");
+	return nlm4svc_callback(rqstp, NLMPROC_TEST_RES, __nlm4svc_proc_test);
+}
+
+static __be32 nlm4svc_proc_lock_msg(struct svc_rqst *rqstp)
+{
+	dprintk("lockd: LOCK_MSG      called\n");
+	return nlm4svc_callback(rqstp, NLMPROC_LOCK_RES, __nlm4svc_proc_lock);
+}
+
+static __be32 nlm4svc_proc_cancel_msg(struct svc_rqst *rqstp)
+{
+	dprintk("lockd: CANCEL_MSG    called\n");
+	return nlm4svc_callback(rqstp, NLMPROC_CANCEL_RES, __nlm4svc_proc_cancel);
+}
+
+static __be32 nlm4svc_proc_unlock_msg(struct svc_rqst *rqstp)
+{
+	dprintk("lockd: UNLOCK_MSG    called\n");
+	return nlm4svc_callback(rqstp, NLMPROC_UNLOCK_RES, __nlm4svc_proc_unlock);
+}
+
+static __be32 nlm4svc_proc_granted_msg(struct svc_rqst *rqstp)
+{
+	dprintk("lockd: GRANTED_MSG   called\n");
+	return nlm4svc_callback(rqstp, NLMPROC_GRANTED_RES, __nlm4svc_proc_granted);
+}
+
+/*
+ * SHARE: create a DOS share or alter existing share.
+ */
+static __be32
+nlm4svc_proc_share(struct svc_rqst *rqstp)
+{
+	struct nlm_args *argp = rqstp->rq_argp;
+	struct nlm_res *resp = rqstp->rq_resp;
+	struct nlm_host	*host;
+	struct nlm_file	*file;
+
+	dprintk("lockd: SHARE         called\n");
+
+	resp->cookie = argp->cookie;
+
+	/* Don't accept new lock requests during grace period */
+	if (locks_in_grace(SVC_NET(rqstp)) && !argp->reclaim) {
+		resp->status = nlm_lck_denied_grace_period;
+		return rpc_success;
+	}
+
+	/* Obtain client and file */
+	if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
+		return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
+
+	/* Now try to create the share */
+	resp->status = nlmsvc_share_file(host, file, argp);
+
+	dprintk("lockd: SHARE         status %d\n", ntohl(resp->status));
+	nlmsvc_release_lockowner(&argp->lock);
+	nlmsvc_release_host(host);
+	nlm_release_file(file);
+	return rpc_success;
+}
+
+/*
+ * UNSHARE: Release a DOS share.
+ */
+static __be32
+nlm4svc_proc_unshare(struct svc_rqst *rqstp)
+{
+	struct nlm_args *argp = rqstp->rq_argp;
+	struct nlm_res *resp = rqstp->rq_resp;
+	struct nlm_host	*host;
+	struct nlm_file	*file;
+
+	dprintk("lockd: UNSHARE       called\n");
+
+	resp->cookie = argp->cookie;
+
+	/* Don't accept requests during grace period */
+	if (locks_in_grace(SVC_NET(rqstp))) {
+		resp->status = nlm_lck_denied_grace_period;
+		return rpc_success;
+	}
+
+	/* Obtain client and file */
+	if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
+		return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
+
+	/* Now try to lock the file */
+	resp->status = nlmsvc_unshare_file(host, file, argp);
+
+	dprintk("lockd: UNSHARE       status %d\n", ntohl(resp->status));
+	nlmsvc_release_lockowner(&argp->lock);
+	nlmsvc_release_host(host);
+	nlm_release_file(file);
+	return rpc_success;
+}
+
+/*
+ * NM_LOCK: Create an unmonitored lock
+ */
+static __be32
+nlm4svc_proc_nm_lock(struct svc_rqst *rqstp)
+{
+	struct nlm_args *argp = rqstp->rq_argp;
+
+	dprintk("lockd: NM_LOCK       called\n");
+
+	argp->monitor = 0;		/* just clean the monitor flag */
+	return nlm4svc_proc_lock(rqstp);
+}
+
+/*
+ * FREE_ALL: Release all locks and shares held by client
+ */
+static __be32
+nlm4svc_proc_free_all(struct svc_rqst *rqstp)
+{
+	struct nlm_args *argp = rqstp->rq_argp;
+	struct nlm_host	*host;
+
+	/* Obtain client */
+	if (nlm4svc_retrieve_args(rqstp, argp, &host, NULL))
+		return rpc_success;
+
+	nlmsvc_free_host_resources(host);
+	nlmsvc_release_host(host);
+	return rpc_success;
+}
+
+/*
+ * SM_NOTIFY: private callback from statd (not part of official NLM proto)
+ */
+static __be32
+nlm4svc_proc_sm_notify(struct svc_rqst *rqstp)
+{
+	struct nlm_reboot *argp = rqstp->rq_argp;
+
+	dprintk("lockd: SM_NOTIFY     called\n");
+
+	if (!nlm_privileged_requester(rqstp)) {
+		char buf[RPC_MAX_ADDRBUFLEN];
+		printk(KERN_WARNING "lockd: rejected NSM callback from %s\n",
+				svc_print_addr(rqstp, buf, sizeof(buf)));
+		return rpc_system_err;
+	}
+
+	nlm_host_rebooted(SVC_NET(rqstp), argp);
+	return rpc_success;
+}
+
+/*
+ * client sent a GRANTED_RES, let's remove the associated block
+ */
+static __be32
+nlm4svc_proc_granted_res(struct svc_rqst *rqstp)
+{
+	struct nlm_res *argp = rqstp->rq_argp;
+
+        if (!nlmsvc_ops)
+                return rpc_success;
+
+        dprintk("lockd: GRANTED_RES   called\n");
+
+        nlmsvc_grant_reply(&argp->cookie, argp->status);
+        return rpc_success;
+}
+
+static __be32
+nlm4svc_proc_unused(struct svc_rqst *rqstp)
+{
+	return rpc_proc_unavail;
+}
+
+
+/*
+ * NLM Server procedures.
+ */
+
+struct nlm_void			{ int dummy; };
+
+#define	Ck	(1+XDR_QUADLEN(NLM_MAXCOOKIELEN))	/* cookie */
+#define	No	(1+1024/4)				/* netobj */
+#define	St	1					/* status */
+#define	Rg	4					/* range (offset + length) */
+
+const struct svc_procedure nlmsvc_procedures4[24] = {
+	[NLMPROC_NULL] = {
+		.pc_func = nlm4svc_proc_null,
+		.pc_decode = nlm4svc_decode_void,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_void),
+		.pc_argzero = sizeof(struct nlm_void),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = St,
+		.pc_name = "NULL",
+	},
+	[NLMPROC_TEST] = {
+		.pc_func = nlm4svc_proc_test,
+		.pc_decode = nlm4svc_decode_testargs,
+		.pc_encode = nlm4svc_encode_testres,
+		.pc_argsize = sizeof(struct nlm_args),
+		.pc_argzero = sizeof(struct nlm_args),
+		.pc_ressize = sizeof(struct nlm_res),
+		.pc_xdrressize = Ck+St+2+No+Rg,
+		.pc_name = "TEST",
+	},
+	[NLMPROC_LOCK] = {
+		.pc_func = nlm4svc_proc_lock,
+		.pc_decode = nlm4svc_decode_lockargs,
+		.pc_encode = nlm4svc_encode_res,
+		.pc_argsize = sizeof(struct nlm_args),
+		.pc_argzero = sizeof(struct nlm_args),
+		.pc_ressize = sizeof(struct nlm_res),
+		.pc_xdrressize = Ck+St,
+		.pc_name = "LOCK",
+	},
+	[NLMPROC_CANCEL] = {
+		.pc_func = nlm4svc_proc_cancel,
+		.pc_decode = nlm4svc_decode_cancargs,
+		.pc_encode = nlm4svc_encode_res,
+		.pc_argsize = sizeof(struct nlm_args),
+		.pc_argzero = sizeof(struct nlm_args),
+		.pc_ressize = sizeof(struct nlm_res),
+		.pc_xdrressize = Ck+St,
+		.pc_name = "CANCEL",
+	},
+	[NLMPROC_UNLOCK] = {
+		.pc_func = nlm4svc_proc_unlock,
+		.pc_decode = nlm4svc_decode_unlockargs,
+		.pc_encode = nlm4svc_encode_res,
+		.pc_argsize = sizeof(struct nlm_args),
+		.pc_argzero = sizeof(struct nlm_args),
+		.pc_ressize = sizeof(struct nlm_res),
+		.pc_xdrressize = Ck+St,
+		.pc_name = "UNLOCK",
+	},
+	[NLMPROC_GRANTED] = {
+		.pc_func = nlm4svc_proc_granted,
+		.pc_decode = nlm4svc_decode_testargs,
+		.pc_encode = nlm4svc_encode_res,
+		.pc_argsize = sizeof(struct nlm_args),
+		.pc_argzero = sizeof(struct nlm_args),
+		.pc_ressize = sizeof(struct nlm_res),
+		.pc_xdrressize = Ck+St,
+		.pc_name = "GRANTED",
+	},
+	[NLMPROC_TEST_MSG] = {
+		.pc_func = nlm4svc_proc_test_msg,
+		.pc_decode = nlm4svc_decode_testargs,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_args),
+		.pc_argzero = sizeof(struct nlm_args),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = St,
+		.pc_name = "TEST_MSG",
+	},
+	[NLMPROC_LOCK_MSG] = {
+		.pc_func = nlm4svc_proc_lock_msg,
+		.pc_decode = nlm4svc_decode_lockargs,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_args),
+		.pc_argzero = sizeof(struct nlm_args),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = St,
+		.pc_name = "LOCK_MSG",
+	},
+	[NLMPROC_CANCEL_MSG] = {
+		.pc_func = nlm4svc_proc_cancel_msg,
+		.pc_decode = nlm4svc_decode_cancargs,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_args),
+		.pc_argzero = sizeof(struct nlm_args),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = St,
+		.pc_name = "CANCEL_MSG",
+	},
+	[NLMPROC_UNLOCK_MSG] = {
+		.pc_func = nlm4svc_proc_unlock_msg,
+		.pc_decode = nlm4svc_decode_unlockargs,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_args),
+		.pc_argzero = sizeof(struct nlm_args),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = St,
+		.pc_name = "UNLOCK_MSG",
+	},
+	[NLMPROC_GRANTED_MSG] = {
+		.pc_func = nlm4svc_proc_granted_msg,
+		.pc_decode = nlm4svc_decode_testargs,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_args),
+		.pc_argzero = sizeof(struct nlm_args),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = St,
+		.pc_name = "GRANTED_MSG",
+	},
+	[NLMPROC_TEST_RES] = {
+		.pc_func = nlm4svc_proc_null,
+		.pc_decode = nlm4svc_decode_void,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_res),
+		.pc_argzero = sizeof(struct nlm_res),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = St,
+		.pc_name = "TEST_RES",
+	},
+	[NLMPROC_LOCK_RES] = {
+		.pc_func = nlm4svc_proc_null,
+		.pc_decode = nlm4svc_decode_void,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_res),
+		.pc_argzero = sizeof(struct nlm_res),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = St,
+		.pc_name = "LOCK_RES",
+	},
+	[NLMPROC_CANCEL_RES] = {
+		.pc_func = nlm4svc_proc_null,
+		.pc_decode = nlm4svc_decode_void,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_res),
+		.pc_argzero = sizeof(struct nlm_res),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = St,
+		.pc_name = "CANCEL_RES",
+	},
+	[NLMPROC_UNLOCK_RES] = {
+		.pc_func = nlm4svc_proc_null,
+		.pc_decode = nlm4svc_decode_void,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_res),
+		.pc_argzero = sizeof(struct nlm_res),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = St,
+		.pc_name = "UNLOCK_RES",
+	},
+	[NLMPROC_GRANTED_RES] = {
+		.pc_func = nlm4svc_proc_granted_res,
+		.pc_decode = nlm4svc_decode_res,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_res),
+		.pc_argzero = sizeof(struct nlm_res),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = St,
+		.pc_name = "GRANTED_RES",
+	},
+	[NLMPROC_NSM_NOTIFY] = {
+		.pc_func = nlm4svc_proc_sm_notify,
+		.pc_decode = nlm4svc_decode_reboot,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_reboot),
+		.pc_argzero = sizeof(struct nlm_reboot),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = St,
+		.pc_name = "SM_NOTIFY",
+	},
+	[17] = {
+		.pc_func = nlm4svc_proc_unused,
+		.pc_decode = nlm4svc_decode_void,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_void),
+		.pc_argzero = sizeof(struct nlm_void),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = 0,
+		.pc_name = "UNUSED",
+	},
+	[18] = {
+		.pc_func = nlm4svc_proc_unused,
+		.pc_decode = nlm4svc_decode_void,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_void),
+		.pc_argzero = sizeof(struct nlm_void),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = 0,
+		.pc_name = "UNUSED",
+	},
+	[19] = {
+		.pc_func = nlm4svc_proc_unused,
+		.pc_decode = nlm4svc_decode_void,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_void),
+		.pc_argzero = sizeof(struct nlm_void),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = 0,
+		.pc_name = "UNUSED",
+	},
+	[NLMPROC_SHARE] = {
+		.pc_func = nlm4svc_proc_share,
+		.pc_decode = nlm4svc_decode_shareargs,
+		.pc_encode = nlm4svc_encode_shareres,
+		.pc_argsize = sizeof(struct nlm_args),
+		.pc_argzero = sizeof(struct nlm_args),
+		.pc_ressize = sizeof(struct nlm_res),
+		.pc_xdrressize = Ck+St+1,
+		.pc_name = "SHARE",
+	},
+	[NLMPROC_UNSHARE] = {
+		.pc_func = nlm4svc_proc_unshare,
+		.pc_decode = nlm4svc_decode_shareargs,
+		.pc_encode = nlm4svc_encode_shareres,
+		.pc_argsize = sizeof(struct nlm_args),
+		.pc_argzero = sizeof(struct nlm_args),
+		.pc_ressize = sizeof(struct nlm_res),
+		.pc_xdrressize = Ck+St+1,
+		.pc_name = "UNSHARE",
+	},
+	[NLMPROC_NM_LOCK] = {
+		.pc_func = nlm4svc_proc_nm_lock,
+		.pc_decode = nlm4svc_decode_lockargs,
+		.pc_encode = nlm4svc_encode_res,
+		.pc_argsize = sizeof(struct nlm_args),
+		.pc_argzero = sizeof(struct nlm_args),
+		.pc_ressize = sizeof(struct nlm_res),
+		.pc_xdrressize = Ck+St,
+		.pc_name = "NM_LOCK",
+	},
+	[NLMPROC_FREE_ALL] = {
+		.pc_func = nlm4svc_proc_free_all,
+		.pc_decode = nlm4svc_decode_notify,
+		.pc_encode = nlm4svc_encode_void,
+		.pc_argsize = sizeof(struct nlm_args),
+		.pc_argzero = sizeof(struct nlm_args),
+		.pc_ressize = sizeof(struct nlm_void),
+		.pc_xdrressize = St,
+		.pc_name = "FREE_ALL",
+	},
+};