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DPM_MODIFYFS(3) DPM Library Functions DPM_MODIFYFS(3)

NAME

dpm_modifyfs - modify the parameters of a disk pool filesystem

SYNOPSIS

#include <sys/types.h>
#include "dpm_api.h"

int dpm_modifyfs (char *server, char *fs, int status, int weight)

DESCRIPTION

dpm_modifyfs modifies the parameters of a disk pool filesystem.
server
specifies the host name of the disk server where this filesystem is mounted.
fs
specifies the mount point of the dedicated filesystem.
status
Initial status of this filesystem. It can be set to 0 or FS_DISABLED or FS_RDONLY. (-1 will tell the server to not change the current value).
weight
specifies the weight of the filesystem. This is used during the filesystem selection. The value must be positive (-1 will tell the server to not change the current value). It is recommended to use a value lower than 10.

This function requires ADMIN privilege.

RETURN VALUE

This routine returns 0 if the operation was successful or -1 if the operation failed. In the latter case, serrno is set appropriately.

ERRORS

ENOENT
Filesystem does not exist.
EACCES
The caller does not have ADMIN privilege.
EFAULT
server or fs is a NULL pointer.
EINVAL
The length of server exceeds CA_MAXHOSTNAMELEN or the length of fs exceeds 79.
SENOSHOST
Host unknown.
SEINTERNAL
Database error.
SECOMERR
Communication error.
$Date: 2011-05-19 13:04:02 +0200 (Thu, 19 May 2011) $ LCG