NAME

nfsservctl - syscall interface to kernel nfs daemon

SYNOPSIS

#include
<linux/nfsd/syscall.h>
long nfsservctl(int cmd , struct nfsctl_arg * argp ,
union nfsctl_res * resp );

DESCRIPTION

Note: Since Linux 3.1, this system call no longer exists.
/*
* These are the commands understood by nfsctl().
*/
#define NFSCTL_SVC 0 /* This is a server process. */
#define NFSCTL_ADDCLIENT 1 /* Add an NFS client. */
#define NFSCTL_DELCLIENT 2 /* Remove an NFS client. */
#define NFSCTL_EXPORT 3 /* export a file system. */
#define NFSCTL_UNEXPORT 4 /* unexport a file system. */
#define NFSCTL_UGIDUPDATE 5 /* update a client's UID/GID map. */
#define NFSCTL_GETFH 6 /* get an fh (used by mountd) */

struct nfsctl_arg {
int ca_version; /* safeguard */
union {
struct nfsctl_svc u_svc;
struct nfsctl_client u_client;
struct nfsctl_export u_export;
struct nfsctl_uidmap u_umap;
struct nfsctl_fhparm u_getfh;
unsigned int u_debug;
} u;
}

union nfsctl_res {
struct knfs_fh cr_getfh;
unsigned int cr_debug;
};

RETURN VALUE

On success, zero is returned. On error, -1 is returned, and errno is set appropriately.

CONFORMING TO

This call is Linux-specific.

COLOPHON

This page is part of release 3.53 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.