linux-sg2042/fs/xfs/xfs_dfrag.h

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/*
* Copyright (c) 2000,2005 Silicon Graphics, Inc.
* All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it would be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef __XFS_DFRAG_H__
#define __XFS_DFRAG_H__
/*
* Structure passed to xfs_swapext
*/
typedef struct xfs_swapext
{
__int64_t sx_version; /* version */
__int64_t sx_fdtarget; /* fd of target file */
__int64_t sx_fdtmp; /* fd of tmp file */
xfs_off_t sx_offset; /* offset into file */
xfs_off_t sx_length; /* leng from offset */
char sx_pad[16]; /* pad space, unused */
xfs_bstat_t sx_stat; /* stat of target b4 copy */
} xfs_swapext_t;
/*
* Version flag
*/
#define XFS_SX_VERSION 0
#ifdef __KERNEL__
/*
* Prototypes for visible xfs_dfrag.c routines.
*/
/*
* Syscall interface for xfs_swapext
*/
int xfs_swapext(struct xfs_swapext __user *sx);
int xfs_swap_extents(struct xfs_inode *ip, struct xfs_inode *tip,
struct xfs_swapext *sxp);
#endif /* __KERNEL__ */
#endif /* __XFS_DFRAG_H__ */