2 * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
3 * Written by David Howells (dhowells@redhat.com)
6 #include <linux/nfs_fs.h>
9 #define NFSDBG_FACILITY NFSDBG_CLIENT
11 int nfs4_get_rootfh(struct nfs_server *server, struct nfs_fh *mntfh)
13 struct nfs_fsinfo fsinfo;
16 dprintk("--> nfs4_get_rootfh()\n");
18 fsinfo.fattr = nfs_alloc_fattr();
19 if (fsinfo.fattr == NULL)
22 /* Start by getting the root filehandle from the server */
23 ret = nfs4_proc_get_rootfh(server, mntfh, &fsinfo);
25 dprintk("nfs4_get_rootfh: getroot error = %d\n", -ret);
29 if (!(fsinfo.fattr->valid & NFS_ATTR_FATTR_TYPE)
30 || !S_ISDIR(fsinfo.fattr->mode)) {
31 printk(KERN_ERR "nfs4_get_rootfh:"
32 " getroot encountered non-directory\n");
37 if (fsinfo.fattr->valid & NFS_ATTR_FATTR_V4_REFERRAL) {
38 printk(KERN_ERR "nfs4_get_rootfh:"
39 " getroot obtained referral\n");
44 memcpy(&server->fsid, &fsinfo.fattr->fsid, sizeof(server->fsid));
46 nfs_free_fattr(fsinfo.fattr);
47 dprintk("<-- nfs4_get_rootfh() = %d\n", ret);