-STATIC struct dentry *
-linvfs_get_parent(
- struct dentry *child)
-{
- int error;
- vnode_t *vp, *cvp;
- struct dentry *parent;
- struct dentry dotdot;
-
- dotdot.d_name.name = "..";
- dotdot.d_name.len = 2;
- dotdot.d_inode = NULL;
-
- cvp = NULL;
- vp = LINVFS_GET_VP(child->d_inode);
- VOP_LOOKUP(vp, &dotdot, &cvp, 0, NULL, NULL, error);
- if (unlikely(error))
- return ERR_PTR(-error);
-
- parent = d_alloc_anon(LINVFS_GET_IP(cvp));
- if (unlikely(!parent)) {
- VN_RELE(cvp);
- return ERR_PTR(-ENOMEM);
- }
- return parent;
-}
-
-STATIC struct dentry *
-linvfs_get_dentry(
- struct super_block *sb,
- void *data)
-{
- vnode_t *vp;
- struct inode *inode;
- struct dentry *result;
- xfs_fid2_t xfid;
- vfs_t *vfsp = LINVFS_GET_VFS(sb);
- int error;
-
- xfid.fid_len = sizeof(xfs_fid2_t) - sizeof(xfid.fid_len);
- xfid.fid_pad = 0;
- xfid.fid_gen = ((__u32 *)data)[1];
- xfid.fid_ino = ((__u32 *)data)[0];
-
- VFS_VGET(vfsp, &vp, (fid_t *)&xfid, error);
- if (error || vp == NULL)
- return ERR_PTR(-ESTALE) ;
-
- inode = LINVFS_GET_IP(vp);
- result = d_alloc_anon(inode);
- if (!result) {
- iput(inode);
- return ERR_PTR(-ENOMEM);
- }
- return result;
-}
-