64 static ssize_t write_filehandle(struct file *file, char *buf, size_t size);
65 static ssize_t write_unlock_ip(struct file *file, char *buf, size_t size);
66 static ssize_t write_unlock_fs(struct file *file, char *buf, size_t size);
67 static ssize_t write_threads(struct file *file, char *buf, size_t size);
68 static ssize_t write_pool_threads(struct file *file, char *buf, size_t size);
69 static ssize_t write_versions(struct file *file, char *buf, size_t size);
70 static ssize_t write_ports(struct file *file, char *buf, size_t size);
71 static ssize_t write_maxblksize(struct file *file, char *buf, size_t size);
72 static ssize_t write_maxconn(struct file *file, char *buf, size_t size);
74 static ssize_t write_leasetime(struct file *file, char *buf, size_t size);
75 static ssize_t write_gracetime(struct file *file, char *buf, size_t size);
76 static ssize_t write_recoverydir(struct file *file, char *buf, size_t size);
77 static ssize_t write_v4_end_grace(struct file *file, char *buf, size_t size);
98 static ssize_t nfsctl_transaction_write(struct file *file, const char __user *buf, size_t size, lof…  in nfsctl_transaction_write()  argument
107 	data = simple_transaction_get(file, buf, size);  in nfsctl_transaction_write()
119 static ssize_t nfsctl_transaction_read(struct file *file, char __user *buf, size_t size, loff_t *po…  in nfsctl_transaction_read()  argument
126 		ssize_t rv = nfsctl_transaction_write(file, buf, 0, pos);  in nfsctl_transaction_read()
130 	return simple_transaction_read(file, buf, size, pos);  in nfsctl_transaction_read()
255 static ssize_t write_unlock_ip(struct file *file, char *buf, size_t size)  in write_unlock_ip()  argument
267 	if (buf[size-1] != '\n')  in write_unlock_ip()
270 	fo_path = buf;  in write_unlock_ip()
271 	if (qword_get(&buf, fo_path, size) < 0)  in write_unlock_ip()
294 static ssize_t write_unlock_fs(struct file *file, char *buf, size_t size)  in write_unlock_fs()  argument
304 	if (buf[size-1] != '\n')  in write_unlock_fs()
307 	fo_path = buf;  in write_unlock_fs()
308 	if (qword_get(&buf, fo_path, size) < 0)  in write_unlock_fs()
351 static ssize_t write_filehandle(struct file *file, char *buf, size_t size)  in write_filehandle()  argument
355 	char *mesg = buf;  in write_filehandle()
363 	if (buf[size-1] != '\n')  in write_filehandle()
365 	buf[size-1] = 0;  in write_filehandle()
398 	mesg = buf;  in write_filehandle()
402 	return mesg - buf;	  in write_filehandle()
433 static ssize_t write_threads(struct file *file, char *buf, size_t size)  in write_threads()  argument
435 	char *mesg = buf;  in write_threads()
452 	return scnprintf(buf, SIMPLE_TRANSACTION_LIMIT, "%d\n", rv);  in write_threads()
477 static ssize_t write_pool_threads(struct file *file, char *buf, size_t size)  in write_pool_threads()  argument
482 	char *mesg = buf;  in write_pool_threads()
499 		strcpy(buf, "0\n");  in write_pool_threads()
500 		return strlen(buf);  in write_pool_threads()
528 	mesg = buf;  in write_pool_threads()
536 	rv = mesg - buf;  in write_pool_threads()
544 nfsd_print_version_support(struct nfsd_net *nn, char *buf, int remaining,  in nfsd_print_version_support()  argument
560 	return snprintf(buf, remaining, format, sep,  in nfsd_print_version_support()
564 static ssize_t __write_versions(struct file *file, char *buf, size_t size)  in __write_versions()  argument
566 	char *mesg = buf;  in __write_versions()
580 		if (buf[size-1] != '\n')  in __write_versions()
582 		buf[size-1] = 0;  in __write_versions()
645 			len = nfsd_print_version_support(nn, buf, remaining,  in __write_versions()
650 			buf += len;  in __write_versions()
658 	len = snprintf(buf, remaining, "\n");  in __write_versions()
696 static ssize_t write_versions(struct file *file, char *buf, size_t size)  in write_versions()  argument
701 	rv = __write_versions(file, buf, size);  in write_versions()
710 static ssize_t __write_ports_names(char *buf, struct net *net)  in __write_ports_names()  argument
716 	return svc_xprt_names(nn->nfsd_serv, buf, SIMPLE_TRANSACTION_LIMIT);  in __write_ports_names()
724 static ssize_t __write_ports_addfd(char *buf, struct net *net, const struct cred *cred)  in __write_ports_addfd()  argument
726 	char *mesg = buf;  in __write_ports_addfd()
743 	err = svc_addsock(nn->nfsd_serv, fd, buf, SIMPLE_TRANSACTION_LIMIT, cred);  in __write_ports_addfd()
758 static ssize_t __write_ports_addxprt(char *buf, struct net *net, const struct cred *cred)  in __write_ports_addxprt()  argument
765 	if (sscanf(buf, "%15s %5u", transport, &port) != 2)  in __write_ports_addxprt()
799 static ssize_t __write_ports(struct file *file, char *buf, size_t size,  in __write_ports()  argument
803 		return __write_ports_names(buf, net);  in __write_ports()
805 	if (isdigit(buf[0]))  in __write_ports()
806 		return __write_ports_addfd(buf, net, file->f_cred);  in __write_ports()
808 	if (isalpha(buf[0]))  in __write_ports()
809 		return __write_ports_addxprt(buf, net, file->f_cred);  in __write_ports()
857 static ssize_t write_ports(struct file *file, char *buf, size_t size)  in write_ports()  argument
862 	rv = __write_ports(file, buf, size, netns(file));  in write_ports()
891 static ssize_t write_maxblksize(struct file *file, char *buf, size_t size)  in write_maxblksize()  argument
893 	char *mesg = buf;  in write_maxblksize()
916 	return scnprintf(buf, SIMPLE_TRANSACTION_LIMIT, "%d\n",  in write_maxblksize()
940 static ssize_t write_maxconn(struct file *file, char *buf, size_t size)  in write_maxconn()  argument
942 	char *mesg = buf;  in write_maxconn()
954 	return scnprintf(buf, SIMPLE_TRANSACTION_LIMIT, "%u\n", maxconn);  in write_maxconn()
958 static ssize_t __nfsd4_write_time(struct file *file, char *buf, size_t size,  in __nfsd4_write_time()  argument
961 	char *mesg = buf;  in __nfsd4_write_time()
987 	return scnprintf(buf, SIMPLE_TRANSACTION_LIMIT, "%ld\n", *time);  in __nfsd4_write_time()
990 static ssize_t nfsd4_write_time(struct file *file, char *buf, size_t size,  in nfsd4_write_time()  argument
996 	rv = __nfsd4_write_time(file, buf, size, time, nn);  in nfsd4_write_time()
1022 static ssize_t write_leasetime(struct file *file, char *buf, size_t size)  in write_leasetime()  argument
1025 	return nfsd4_write_time(file, buf, size, &nn->nfsd4_lease, nn);  in write_leasetime()
1038 static ssize_t write_gracetime(struct file *file, char *buf, size_t size)  in write_gracetime()  argument
1041 	return nfsd4_write_time(file, buf, size, &nn->nfsd4_grace, nn);  in write_gracetime()
1044 static ssize_t __write_recoverydir(struct file *file, char *buf, size_t size,  in __write_recoverydir()  argument
1047 	char *mesg = buf;  in __write_recoverydir()
1054 		if (size > PATH_MAX || buf[size-1] != '\n')  in __write_recoverydir()
1056 		buf[size-1] = 0;  in __write_recoverydir()
1068 	return scnprintf(buf, SIMPLE_TRANSACTION_LIMIT, "%s\n",  in __write_recoverydir()
1093 static ssize_t write_recoverydir(struct file *file, char *buf, size_t size)  in write_recoverydir()  argument
1099 	rv = __write_recoverydir(file, buf, size, nn);  in write_recoverydir()
1124 static ssize_t write_v4_end_grace(struct file *file, char *buf, size_t size)  in write_v4_end_grace()  argument
1129 		switch(buf[0]) {  in write_v4_end_grace()
1142 	return scnprintf(buf, SIMPLE_TRANSACTION_LIMIT, "%c\n",  in write_v4_end_grace()