[GitHub/mt8127/android_kernel_alcatel_ttab.git] / fs / ocfs2 / file.h

/* -*- mode: c; c-basic-offset: 8; -*-
 * vim: noexpandtab sw=8 ts=8 sts=0:
 *
 * file.h
 *
 * Function prototypes
 *
 * Copyright (C) 2002, 2004 Oracle.  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; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will 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 to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 021110-1307, USA.
 */

#ifndef OCFS2_FILE_H
#define OCFS2_FILE_H

extern const struct file_operations ocfs2_fops;
extern const struct file_operations ocfs2_dops;
extern const struct inode_operations ocfs2_file_iops;
extern const struct inode_operations ocfs2_special_file_iops;
struct ocfs2_alloc_context;

enum ocfs2_alloc_restarted {
	RESTART_NONE = 0,
	RESTART_TRANS,
	RESTART_META
};
int ocfs2_do_extend_allocation(struct ocfs2_super *osb,
			       struct inode *inode,
			       u32 *logical_offset,
			       u32 clusters_to_add,
			       int mark_unwritten,
			       struct buffer_head *fe_bh,
			       handle_t *handle,
			       struct ocfs2_alloc_context *data_ac,
			       struct ocfs2_alloc_context *meta_ac,
			       enum ocfs2_alloc_restarted *reason_ret);
int ocfs2_extend_no_holes(struct inode *inode, u64 new_i_size,
			  u64 zero_to);
int ocfs2_lock_allocators(struct inode *inode, struct ocfs2_dinode *di,
			  u32 clusters_to_add, u32 extents_to_split,
			  struct ocfs2_alloc_context **data_ac,
			  struct ocfs2_alloc_context **meta_ac);
int ocfs2_setattr(struct dentry *dentry, struct iattr *attr);
int ocfs2_getattr(struct vfsmount *mnt, struct dentry *dentry,
		  struct kstat *stat);
int ocfs2_permission(struct inode *inode, int mask,
		     struct nameidata *nd);

int ocfs2_should_update_atime(struct inode *inode,
			      struct vfsmount *vfsmnt);
int ocfs2_update_inode_atime(struct inode *inode,
			     struct buffer_head *bh);

int ocfs2_change_file_space(struct file *file, unsigned int cmd,
			    struct ocfs2_space_resv *sr);

#endif /* OCFS2_FILE_H */
Commit	Line	Data
ccd979bd MF	1	/* -- mode: c; c-basic-offset: 8; --
	2	* vim: noexpandtab sw=8 ts=8 sts=0:
	3	*
	4	* file.h
	5	*
	6	* Function prototypes
	7	*
	8	* Copyright (C) 2002, 2004 Oracle. All rights reserved.
	9	*
	10	* This program is free software; you can redistribute it and/or
	11	* modify it under the terms of the GNU General Public
	12	* License as published by the Free Software Foundation; either
	13	* version 2 of the License, or (at your option) any later version.
	14	*
	15	* This program is distributed in the hope that it will be useful,
	16	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	18	* General Public License for more details.
	19	*
	20	* You should have received a copy of the GNU General Public
	21	* License along with this program; if not, write to the
	22	* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
	23	* Boston, MA 021110-1307, USA.
	24	*/
	25
	26	#ifndef OCFS2_FILE_H
	27	#define OCFS2_FILE_H
	28
4b6f5d20 AV	29	extern const struct file_operations ocfs2_fops;
4b6f5d20 AV	30	extern const struct file_operations ocfs2_dops;
92e1d5be AV	31	extern const struct inode_operations ocfs2_file_iops;
92e1d5be AV	32	extern const struct inode_operations ocfs2_special_file_iops;
ccd979bd MF	33	struct ocfs2_alloc_context;
	34
	35	enum ocfs2_alloc_restarted {
	36	RESTART_NONE = 0,
	37	RESTART_TRANS,
	38	RESTART_META
	39	};
	40	int ocfs2_do_extend_allocation(struct ocfs2_super *osb,
	41	struct inode *inode,
2ae99a60	42	u32 *logical_offset,
ccd979bd	43	u32 clusters_to_add,
2ae99a60	44	int mark_unwritten,
ccd979bd	45	struct buffer_head *fe_bh,
1fabe148	46	handle_t *handle,
ccd979bd MF	47	struct ocfs2_alloc_context *data_ac,
ccd979bd MF	48	struct ocfs2_alloc_context *meta_ac,
2ae99a60	49	enum ocfs2_alloc_restarted *reason_ret);
65ed39d6 MF	50	int ocfs2_extend_no_holes(struct inode *inode, u64 new_i_size,
65ed39d6 MF	51	u64 zero_to);
9517bac6	52	int ocfs2_lock_allocators(struct inode inode, struct ocfs2_dinode di,
b27b7cbc	53	u32 clusters_to_add, u32 extents_to_split,
9517bac6 MF	54	struct ocfs2_alloc_context **data_ac,
9517bac6 MF	55	struct ocfs2_alloc_context **meta_ac);
ccd979bd MF	56	int ocfs2_setattr(struct dentry dentry, struct iattr attr);
	57	int ocfs2_getattr(struct vfsmount mnt, struct dentry dentry,
	58	struct kstat *stat);
d38eb8db TY	59	int ocfs2_permission(struct inode *inode, int mask,
d38eb8db TY	60	struct nameidata *nd);
ccd979bd	61
7f1a37e3 TY	62	int ocfs2_should_update_atime(struct inode *inode,
	63	struct vfsmount *vfsmnt);
	64	int ocfs2_update_inode_atime(struct inode *inode,
	65	struct buffer_head *bh);
	66
b2580103 MF	67	int ocfs2_change_file_space(struct file *file, unsigned int cmd,
	68	struct ocfs2_space_resv *sr);
	69
ccd979bd	70	#endif /* OCFS2_FILE_H */