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authorTrond Myklebust <Trond.Myklebust@netapp.com>2009-03-11 14:10:28 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2009-03-11 14:10:28 -0400
commit69aaaae18f7027d9594bce100378f102926cc0be (patch)
tree151c903e1a1eae360f9cf22870dcec6c41295467 /fs/nfs
parent409924e4c943072a63c43bb6b77576bf12f1896b (diff)
NFSv4: A referral is assumed to always point to a directory.
Fix a bug whereby we would fail to create a mount point for a referral. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/nfs4proc.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 8dde84b988d9..aa433d077945 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -3678,6 +3678,19 @@ ssize_t nfs4_listxattr(struct dentry *dentry, char *buf, size_t buflen)
3678 return len; 3678 return len;
3679} 3679}
3680 3680
3681static void nfs_fixup_referral_attributes(struct nfs_fattr *fattr)
3682{
3683 if (!((fattr->valid & NFS_ATTR_FATTR_FILEID) &&
3684 (fattr->valid & NFS_ATTR_FATTR_FSID) &&
3685 (fattr->valid & NFS_ATTR_FATTR_V4_REFERRAL)))
3686 return;
3687
3688 fattr->valid |= NFS_ATTR_FATTR_TYPE | NFS_ATTR_FATTR_MODE |
3689 NFS_ATTR_FATTR_NLINK;
3690 fattr->mode = S_IFDIR | S_IRUGO | S_IXUGO;
3691 fattr->nlink = 2;
3692}
3693
3681int nfs4_proc_fs_locations(struct inode *dir, const struct qstr *name, 3694int nfs4_proc_fs_locations(struct inode *dir, const struct qstr *name,
3682 struct nfs4_fs_locations *fs_locations, struct page *page) 3695 struct nfs4_fs_locations *fs_locations, struct page *page)
3683{ 3696{
@@ -3704,6 +3717,7 @@ int nfs4_proc_fs_locations(struct inode *dir, const struct qstr *name,
3704 fs_locations->server = server; 3717 fs_locations->server = server;
3705 fs_locations->nlocations = 0; 3718 fs_locations->nlocations = 0;
3706 status = rpc_call_sync(server->client, &msg, 0); 3719 status = rpc_call_sync(server->client, &msg, 0);
3720 nfs_fixup_referral_attributes(&fs_locations->fattr);
3707 dprintk("%s: returned status = %d\n", __func__, status); 3721 dprintk("%s: returned status = %d\n", __func__, status);
3708 return status; 3722 return status;
3709} 3723}