[deliverable/linux.git] / fs / xfs / linux-2.6 / xfs_aops.h

/*
 * Copyright (c) 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_AOPS_H__
#define __XFS_AOPS_H__

extern struct workqueue_struct *xfsdatad_workqueue;
extern mempool_t *xfs_ioend_pool;

typedef void (*xfs_ioend_func_t)(void *);

typedef struct xfs_ioend {
	unsigned int		io_uptodate;	/* I/O status register */
	atomic_t		io_remaining;	/* hold count */
	struct vnode		*io_vnode;	/* file being written to */
	struct buffer_head	*io_buffer_head;/* buffer linked list head */
	size_t			io_size;	/* size of the extent */
	xfs_off_t		io_offset;	/* offset in the file */
	struct work_struct	io_work;	/* xfsdatad work queue */
} xfs_ioend_t;

#endif /* __XFS_IOPS_H__ */
Commit	Line	Data
65b3da37	1	/*
7b718769 NS	2	* Copyright (c) 2005 Silicon Graphics, Inc.
7b718769 NS	3	* All Rights Reserved.
65b3da37	4	*
7b718769 NS	5	* This program is free software; you can redistribute it and/or
7b718769 NS	6	* modify it under the terms of the GNU General Public License as
65b3da37 CH	7	* published by the Free Software Foundation.
65b3da37 CH	8	*
7b718769 NS	9	* This program is distributed in the hope that it would be useful,
	10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	12	* GNU General Public License for more details.
65b3da37	13	*
7b718769 NS	14	* You should have received a copy of the GNU General Public License
	15	* along with this program; if not, write the Free Software Foundation,
	16	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
65b3da37 CH	17	*/
	18	#ifndef __XFS_AOPS_H__
	19	#define __XFS_AOPS_H__
	20
	21	extern struct workqueue_struct *xfsdatad_workqueue;
	22	extern mempool_t *xfs_ioend_pool;
	23
	24	typedef void (xfs_ioend_func_t)(void );
	25
	26	typedef struct xfs_ioend {
	27	unsigned int io_uptodate; /* I/O status register */
	28	atomic_t io_remaining; /* hold count */
	29	struct vnode io_vnode; / file being written to */
c1a073bd	30	struct buffer_head io_buffer_head;/ buffer linked list head */
65b3da37 CH	31	size_t io_size; /* size of the extent */
	32	xfs_off_t io_offset; /* offset in the file */
	33	struct work_struct io_work; /* xfsdatad work queue */
	34	} xfs_ioend_t;
	35
	36	#endif /* __XFS_IOPS_H__ */