mirror of
https://github.com/torvalds/linux.git
synced 2025-10-31 08:38:45 +02:00
ceaa5e80db
Store the cookie to detect concurrent seeks on directories in file->private_data. Link: https://lore.kernel.org/r/20240830-vfs-file-f_version-v1-13-6d3e4816aa7b@kernel.org Reviewed-by: Jan Kara <jack@suse.cz> Reviewed-by: Jeff Layton <jlayton@kernel.org> Signed-off-by: Christian Brauner <brauner@kernel.org>
74 lines
2.3 KiB
C
74 lines
2.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
/*
|
|
* file.h
|
|
*
|
|
* Function prototypes
|
|
*
|
|
* Copyright (C) 2002, 2004 Oracle. All rights reserved.
|
|
*/
|
|
|
|
#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 file_operations ocfs2_fops_no_plocks;
|
|
extern const struct file_operations ocfs2_dops_no_plocks;
|
|
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;
|
|
|
|
struct ocfs2_file_private {
|
|
u64 cookie;
|
|
struct file *fp_file;
|
|
struct mutex fp_mutex;
|
|
struct ocfs2_lock_res fp_flock;
|
|
};
|
|
|
|
int ocfs2_add_inode_data(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_set_inode_size(handle_t *handle,
|
|
struct inode *inode,
|
|
struct buffer_head *fe_bh,
|
|
u64 new_i_size);
|
|
int ocfs2_simple_size_update(struct inode *inode,
|
|
struct buffer_head *di_bh,
|
|
u64 new_i_size);
|
|
int ocfs2_truncate_file(struct inode *inode,
|
|
struct buffer_head *di_bh,
|
|
u64 new_i_size);
|
|
int ocfs2_extend_no_holes(struct inode *inode, struct buffer_head *di_bh,
|
|
u64 new_i_size, u64 zero_to);
|
|
int ocfs2_zero_extend(struct inode *inode, struct buffer_head *di_bh,
|
|
loff_t zero_to);
|
|
int ocfs2_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
|
|
struct iattr *attr);
|
|
int ocfs2_getattr(struct mnt_idmap *idmap, const struct path *path,
|
|
struct kstat *stat, u32 request_mask, unsigned int flags);
|
|
int ocfs2_permission(struct mnt_idmap *idmap,
|
|
struct inode *inode,
|
|
int mask);
|
|
|
|
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);
|
|
|
|
int ocfs2_check_range_for_refcount(struct inode *inode, loff_t pos,
|
|
size_t count);
|
|
int ocfs2_remove_inode_range(struct inode *inode,
|
|
struct buffer_head *di_bh, u64 byte_start,
|
|
u64 byte_len);
|
|
#endif /* OCFS2_FILE_H */
|