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
/*
* 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 3.23 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/.
