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NFSv4: A referral is assumed to always point to a directory.

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Fix a bug whereby we would fail to create a mount point for a referral.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2009-03-11 14:10:28 -04:00
parent 409924e4c9
commit 69aaaae18f
1 changed files with 14 additions and 0 deletions
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14
fs/nfs/nfs4proc.c
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@ -3678,6 +3678,19 @@ ssize_t nfs4_listxattr(struct dentry *dentry, char *buf, size_t buflen)
return len;
}
static void nfs_fixup_referral_attributes(struct nfs_fattr *fattr)
{
if (!((fattr->valid & NFS_ATTR_FATTR_FILEID) &&
(fattr->valid & NFS_ATTR_FATTR_FSID) &&
(fattr->valid & NFS_ATTR_FATTR_V4_REFERRAL)))
return;
fattr->valid |= NFS_ATTR_FATTR_TYPE | NFS_ATTR_FATTR_MODE |
NFS_ATTR_FATTR_NLINK;
fattr->mode = S_IFDIR | S_IRUGO | S_IXUGO;
fattr->nlink = 2;
}
int nfs4_proc_fs_locations(struct inode *dir, const struct qstr *name,
struct nfs4_fs_locations *fs_locations, struct page *page)
{
@ -3704,6 +3717,7 @@ int nfs4_proc_fs_locations(struct inode *dir, const struct qstr *name,
fs_locations->server = server;
fs_locations->nlocations = 0;
status = rpc_call_sync(server->client, &msg, 0);
nfs_fixup_referral_attributes(&fs_locations->fattr);
dprintk("%s: returned status = %d\n", __func__, status);
return status;
}