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authorTrond Myklebust <Trond.Myklebust@netapp.com>2007-06-05 13:26:15 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2007-07-10 23:40:24 -0400
commita0356862bcbeb20acf64bc1a82d28a4c5bb957a7 (patch)
tree20dd38a076a17c35e63eadddc77ccf0f3633f377 /fs
parentb39e625b6e75aa70e26c13f9378756bb5f2af032 (diff)
NFS: Fix nfs_reval_fsid()
We don't need to revalidate the fsid on the root directory. It suffices to revalidate it on the current directory. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/dir.c9
-rw-r--r--fs/nfs/inode.c4
2 files changed, 6 insertions, 7 deletions
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index 4948ec1dd9b..c02a7962e69 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -897,14 +897,13 @@ int nfs_is_exclusive_create(struct inode *dir, struct nameidata *nd)
return (nd->intent.open.flags & O_EXCL) != 0;
}
-static inline int nfs_reval_fsid(struct vfsmount *mnt, struct inode *dir,
- struct nfs_fh *fh, struct nfs_fattr *fattr)
+static inline int nfs_reval_fsid(struct inode *dir, const struct nfs_fattr *fattr)
{
struct nfs_server *server = NFS_SERVER(dir);
if (!nfs_fsid_equal(&server->fsid, &fattr->fsid))
- /* Revalidate fsid on root dir */
- return __nfs_revalidate_inode(server, mnt->mnt_root->d_inode);
+ /* Revalidate fsid using the parent directory */
+ return __nfs_revalidate_inode(server, dir);
return 0;
}
@@ -946,7 +945,7 @@ static struct dentry *nfs_lookup(struct inode *dir, struct dentry * dentry, stru
res = ERR_PTR(error);
goto out_unlock;
}
- error = nfs_reval_fsid(nd->mnt, dir, &fhandle, &fattr);
+ error = nfs_reval_fsid(dir, &fattr);
if (error < 0) {
res = ERR_PTR(error);
goto out_unlock;
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 23ecf0334a1..7bcb3dfa617 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -961,8 +961,8 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
goto out_changed;
server = NFS_SERVER(inode);
- /* Update the fsid if and only if this is the root directory */
- if (inode == inode->i_sb->s_root->d_inode
+ /* Update the fsid? */
+ if (S_ISDIR(inode->i_mode)
&& !nfs_fsid_equal(&server->fsid, &fattr->fsid))
server->fsid = fattr->fsid;