xref: /linux/fs/jfs/jfs_extent.h (revision 1ea66d71)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  *   Copyright (C) International Business Machines Corp., 2000-2001
4  */
5 #ifndef	_H_JFS_EXTENT
6 #define _H_JFS_EXTENT
7 
8 /*  get block allocation hint as location of disk inode */
9 #define	INOHINT(ip)	\
10 	(addressPXD(&(JFS_IP(ip)->ixpxd)) + lengthPXD(&(JFS_IP(ip)->ixpxd)) - 1)
11 
12 extern int	extAlloc(struct inode *, s64, s64, xad_t *, bool);
13 extern int	extHint(struct inode *, s64, xad_t *);
14 extern int	extRecord(struct inode *, xad_t *);
15 
16 #endif	/* _H_JFS_EXTENT */
17