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 * file.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_FILE_H 13*4882a593Smuzhiyun #define OCFS2_FILE_H 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun extern const struct file_operations ocfs2_fops; 16*4882a593Smuzhiyun extern const struct file_operations ocfs2_dops; 17*4882a593Smuzhiyun extern const struct file_operations ocfs2_fops_no_plocks; 18*4882a593Smuzhiyun extern const struct file_operations ocfs2_dops_no_plocks; 19*4882a593Smuzhiyun extern const struct inode_operations ocfs2_file_iops; 20*4882a593Smuzhiyun extern const struct inode_operations ocfs2_special_file_iops; 21*4882a593Smuzhiyun struct ocfs2_alloc_context; 22*4882a593Smuzhiyun enum ocfs2_alloc_restarted; 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun struct ocfs2_file_private { 25*4882a593Smuzhiyun struct file *fp_file; 26*4882a593Smuzhiyun struct mutex fp_mutex; 27*4882a593Smuzhiyun struct ocfs2_lock_res fp_flock; 28*4882a593Smuzhiyun }; 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun int ocfs2_add_inode_data(struct ocfs2_super *osb, 31*4882a593Smuzhiyun struct inode *inode, 32*4882a593Smuzhiyun u32 *logical_offset, 33*4882a593Smuzhiyun u32 clusters_to_add, 34*4882a593Smuzhiyun int mark_unwritten, 35*4882a593Smuzhiyun struct buffer_head *fe_bh, 36*4882a593Smuzhiyun handle_t *handle, 37*4882a593Smuzhiyun struct ocfs2_alloc_context *data_ac, 38*4882a593Smuzhiyun struct ocfs2_alloc_context *meta_ac, 39*4882a593Smuzhiyun enum ocfs2_alloc_restarted *reason_ret); 40*4882a593Smuzhiyun int ocfs2_set_inode_size(handle_t *handle, 41*4882a593Smuzhiyun struct inode *inode, 42*4882a593Smuzhiyun struct buffer_head *fe_bh, 43*4882a593Smuzhiyun u64 new_i_size); 44*4882a593Smuzhiyun int ocfs2_simple_size_update(struct inode *inode, 45*4882a593Smuzhiyun struct buffer_head *di_bh, 46*4882a593Smuzhiyun u64 new_i_size); 47*4882a593Smuzhiyun int ocfs2_truncate_file(struct inode *inode, 48*4882a593Smuzhiyun struct buffer_head *di_bh, 49*4882a593Smuzhiyun u64 new_i_size); 50*4882a593Smuzhiyun int ocfs2_extend_no_holes(struct inode *inode, struct buffer_head *di_bh, 51*4882a593Smuzhiyun u64 new_i_size, u64 zero_to); 52*4882a593Smuzhiyun int ocfs2_zero_extend(struct inode *inode, struct buffer_head *di_bh, 53*4882a593Smuzhiyun loff_t zero_to); 54*4882a593Smuzhiyun int ocfs2_setattr(struct dentry *dentry, struct iattr *attr); 55*4882a593Smuzhiyun int ocfs2_getattr(const struct path *path, struct kstat *stat, 56*4882a593Smuzhiyun u32 request_mask, unsigned int flags); 57*4882a593Smuzhiyun int ocfs2_permission(struct inode *inode, int mask); 58*4882a593Smuzhiyun 59*4882a593Smuzhiyun int ocfs2_should_update_atime(struct inode *inode, 60*4882a593Smuzhiyun struct vfsmount *vfsmnt); 61*4882a593Smuzhiyun int ocfs2_update_inode_atime(struct inode *inode, 62*4882a593Smuzhiyun struct buffer_head *bh); 63*4882a593Smuzhiyun 64*4882a593Smuzhiyun int ocfs2_change_file_space(struct file *file, unsigned int cmd, 65*4882a593Smuzhiyun struct ocfs2_space_resv *sr); 66*4882a593Smuzhiyun 67*4882a593Smuzhiyun int ocfs2_check_range_for_refcount(struct inode *inode, loff_t pos, 68*4882a593Smuzhiyun size_t count); 69*4882a593Smuzhiyun int ocfs2_remove_inode_range(struct inode *inode, 70*4882a593Smuzhiyun struct buffer_head *di_bh, u64 byte_start, 71*4882a593Smuzhiyun u64 byte_len); 72*4882a593Smuzhiyun #endif /* OCFS2_FILE_H */ 73