xref: /OK3568_Linux_fs/kernel/fs/ocfs2/namei.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /* -*- mode: c; c-basic-offset: 8; -*-
3*4882a593Smuzhiyun  * vim: noexpandtab sw=8 ts=8 sts=0:
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * namei.h
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Function prototypes
8*4882a593Smuzhiyun  *
9*4882a593Smuzhiyun  * Copyright (C) 2002, 2004 Oracle.  All rights reserved.
10*4882a593Smuzhiyun  */
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #ifndef OCFS2_NAMEI_H
13*4882a593Smuzhiyun #define OCFS2_NAMEI_H
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #define OCFS2_DIO_ORPHAN_PREFIX "dio-"
16*4882a593Smuzhiyun #define OCFS2_DIO_ORPHAN_PREFIX_LEN 4
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun extern const struct inode_operations ocfs2_dir_iops;
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun struct dentry *ocfs2_get_parent(struct dentry *child);
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun int ocfs2_orphan_del(struct ocfs2_super *osb,
23*4882a593Smuzhiyun 		     handle_t *handle,
24*4882a593Smuzhiyun 		     struct inode *orphan_dir_inode,
25*4882a593Smuzhiyun 		     struct inode *inode,
26*4882a593Smuzhiyun 		     struct buffer_head *orphan_dir_bh,
27*4882a593Smuzhiyun 		     bool dio);
28*4882a593Smuzhiyun int ocfs2_create_inode_in_orphan(struct inode *dir,
29*4882a593Smuzhiyun 				 int mode,
30*4882a593Smuzhiyun 				 struct inode **new_inode);
31*4882a593Smuzhiyun int ocfs2_add_inode_to_orphan(struct ocfs2_super *osb,
32*4882a593Smuzhiyun 		struct inode *inode);
33*4882a593Smuzhiyun int ocfs2_del_inode_from_orphan(struct ocfs2_super *osb,
34*4882a593Smuzhiyun 		struct inode *inode, struct buffer_head *di_bh,
35*4882a593Smuzhiyun 		int update_isize, loff_t end);
36*4882a593Smuzhiyun int ocfs2_mv_orphaned_inode_to_new(struct inode *dir,
37*4882a593Smuzhiyun 				   struct inode *new_inode,
38*4882a593Smuzhiyun 				   struct dentry *new_dentry);
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun #endif /* OCFS2_NAMEI_H */
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