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41 lines
1011 B
41 lines
1011 B
// SPDX-License-Identifier: GPL-2.0 |
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/* |
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* Copyright (C) 2006 Red Hat, Inc. All Rights Reserved. |
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* Written by David Howells ([email protected]) |
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*/ |
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#include <linux/nfs_fs.h> |
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#include "nfs4_fs.h" |
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#include "internal.h" |
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#define NFSDBG_FACILITY NFSDBG_CLIENT |
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int nfs4_get_rootfh(struct nfs_server *server, struct nfs_fh *mntfh, bool auth_probe) |
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{ |
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struct nfs_fsinfo fsinfo; |
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int ret = -ENOMEM; |
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fsinfo.fattr = nfs_alloc_fattr(); |
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if (fsinfo.fattr == NULL) |
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goto out; |
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/* Start by getting the root filehandle from the server */ |
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ret = nfs4_proc_get_rootfh(server, mntfh, &fsinfo, auth_probe); |
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if (ret < 0) { |
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dprintk("nfs4_get_rootfh: getroot error = %d\n", -ret); |
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goto out; |
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} |
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if (!(fsinfo.fattr->valid & NFS_ATTR_FATTR_TYPE) |
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|| !S_ISDIR(fsinfo.fattr->mode)) { |
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printk(KERN_ERR "nfs4_get_rootfh:" |
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" getroot encountered non-directory\n"); |
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ret = -ENOTDIR; |
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goto out; |
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} |
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memcpy(&server->fsid, &fsinfo.fattr->fsid, sizeof(server->fsid)); |
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out: |
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nfs_free_fattr(fsinfo.fattr); |
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return ret; |
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}
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