libceph: move feature bits to separate header

[karo-tx-linux.git] / fs / ceph / dir.c

diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 3e8094be4604a481999e2921fb0942441c9086a7..6a66bd2d4da09a55d79e36af8e4f5de1f0653f32 100644 (file)
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -51,8 +51,7 @@ int ceph_init_dentry(struct dentry *dentry)
                goto out_unlock;
        }
 
-       if (dentry->d_parent == NULL ||   /* nfs fh_to_dentry */
-           ceph_snap(dentry->d_parent->d_inode) == CEPH_NOSNAP)
+       if (ceph_snap(dentry->d_parent->d_inode) == CEPH_NOSNAP)
                d_set_d_op(dentry, &ceph_dentry_ops);
        else if (ceph_snap(dentry->d_parent->d_inode) == CEPH_SNAPDIR)
                d_set_d_op(dentry, &ceph_snapdir_dentry_ops);
@@ -79,7 +78,7 @@ struct inode *ceph_get_dentry_parent_inode(struct dentry *dentry)
                return NULL;
 
        spin_lock(&dentry->d_lock);
-       if (dentry->d_parent) {
+       if (!IS_ROOT(dentry)) {
                inode = dentry->d_parent->d_inode;
                ihold(inode);
        }
@@ -1140,7 +1139,7 @@ static void ceph_d_prune(struct dentry *dentry)
        dout("ceph_d_prune %p\n", dentry);
 
        /* do we have a valid parent? */
-       if (!dentry->d_parent || IS_ROOT(dentry))
+       if (IS_ROOT(dentry))
                return;
 
        /* if we are not hashed, we don't affect D_COMPLETE */