NFSSERVCTL

Section: Linux Programmer's Manual (2)
Updated: 1997-07-16
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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 3.27 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/.

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Time: 19:49:19 GMT, April 27, 2011