1328970deSThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-or-later */ 2fa60ce2cSMasahiro Yamada /* 3ccd979bdSMark Fasheh * file.h 4ccd979bdSMark Fasheh * 5ccd979bdSMark Fasheh * Function prototypes 6ccd979bdSMark Fasheh * 7ccd979bdSMark Fasheh * Copyright (C) 2002, 2004 Oracle. All rights reserved. 8ccd979bdSMark Fasheh */ 9ccd979bdSMark Fasheh 10ccd979bdSMark Fasheh #ifndef OCFS2_FILE_H 11ccd979bdSMark Fasheh #define OCFS2_FILE_H 12ccd979bdSMark Fasheh 134b6f5d20SArjan van de Ven extern const struct file_operations ocfs2_fops; 144b6f5d20SArjan van de Ven extern const struct file_operations ocfs2_dops; 1553da4939SMark Fasheh extern const struct file_operations ocfs2_fops_no_plocks; 1653da4939SMark Fasheh extern const struct file_operations ocfs2_dops_no_plocks; 1792e1d5beSArjan van de Ven extern const struct inode_operations ocfs2_file_iops; 1892e1d5beSArjan van de Ven extern const struct inode_operations ocfs2_special_file_iops; 19ccd979bdSMark Fasheh struct ocfs2_alloc_context; 200eb8d47eSTao Ma enum ocfs2_alloc_restarted; 21ccd979bdSMark Fasheh 22cf8e06f1SMark Fasheh struct ocfs2_file_private { 23cf8e06f1SMark Fasheh struct file *fp_file; 24cf8e06f1SMark Fasheh struct mutex fp_mutex; 25cf8e06f1SMark Fasheh struct ocfs2_lock_res fp_flock; 26cf8e06f1SMark Fasheh }; 27cf8e06f1SMark Fasheh 280eb8d47eSTao Ma int ocfs2_add_inode_data(struct ocfs2_super *osb, 29ccd979bdSMark Fasheh struct inode *inode, 302ae99a60SMark Fasheh u32 *logical_offset, 31ccd979bdSMark Fasheh u32 clusters_to_add, 322ae99a60SMark Fasheh int mark_unwritten, 33ccd979bdSMark Fasheh struct buffer_head *fe_bh, 341fabe148SMark Fasheh handle_t *handle, 35ccd979bdSMark Fasheh struct ocfs2_alloc_context *data_ac, 36ccd979bdSMark Fasheh struct ocfs2_alloc_context *meta_ac, 372ae99a60SMark Fasheh enum ocfs2_alloc_restarted *reason_ret); 38026749a8SJoseph Qi int ocfs2_set_inode_size(handle_t *handle, 39026749a8SJoseph Qi struct inode *inode, 40026749a8SJoseph Qi struct buffer_head *fe_bh, 41026749a8SJoseph Qi u64 new_i_size); 429e33d69fSJan Kara int ocfs2_simple_size_update(struct inode *inode, 439e33d69fSJan Kara struct buffer_head *di_bh, 449e33d69fSJan Kara u64 new_i_size); 45026749a8SJoseph Qi int ocfs2_truncate_file(struct inode *inode, 46026749a8SJoseph Qi struct buffer_head *di_bh, 47026749a8SJoseph Qi u64 new_i_size); 485693486bSJoel Becker int ocfs2_extend_no_holes(struct inode *inode, struct buffer_head *di_bh, 495693486bSJoel Becker u64 new_i_size, u64 zero_to); 505693486bSJoel Becker int ocfs2_zero_extend(struct inode *inode, struct buffer_head *di_bh, 515693486bSJoel Becker loff_t zero_to); 52c1632a0fSChristian Brauner int ocfs2_setattr(struct mnt_idmap *idmap, struct dentry *dentry, 53549c7297SChristian Brauner struct iattr *attr); 54b74d24f7SChristian Brauner int ocfs2_getattr(struct mnt_idmap *idmap, const struct path *path, 55549c7297SChristian Brauner struct kstat *stat, u32 request_mask, unsigned int flags); 56*4609e1f1SChristian Brauner int ocfs2_permission(struct mnt_idmap *idmap, 57549c7297SChristian Brauner struct inode *inode, 58549c7297SChristian Brauner int mask); 59ccd979bdSMark Fasheh 607f1a37e3STiger Yang int ocfs2_should_update_atime(struct inode *inode, 617f1a37e3STiger Yang struct vfsmount *vfsmnt); 627f1a37e3STiger Yang int ocfs2_update_inode_atime(struct inode *inode, 637f1a37e3STiger Yang struct buffer_head *bh); 647f1a37e3STiger Yang 65b2580103SMark Fasheh int ocfs2_change_file_space(struct file *file, unsigned int cmd, 66b2580103SMark Fasheh struct ocfs2_space_resv *sr); 67b2580103SMark Fasheh 68293b2f70STao Ma int ocfs2_check_range_for_refcount(struct inode *inode, loff_t pos, 69293b2f70STao Ma size_t count); 7029ac8e85SDarrick J. Wong int ocfs2_remove_inode_range(struct inode *inode, 7129ac8e85SDarrick J. Wong struct buffer_head *di_bh, u64 byte_start, 7229ac8e85SDarrick J. Wong u64 byte_len); 73ccd979bdSMark Fasheh #endif /* OCFS2_FILE_H */ 74