file.c File Reference

#include <linux/capability.h>
#include <linux/fs.h>
#include <linux/types.h>
#include <linux/slab.h>
#include <linux/highmem.h>
#include <linux/pagemap.h>
#include <linux/uio.h>
#include <linux/sched.h>
#include <linux/splice.h>
#include <linux/mount.h>
#include <linux/writeback.h>
#include <linux/falloc.h>
#include <linux/quotaops.h>
#include <linux/blkdev.h>
#include <cluster/masklog.h>
#include "ocfs2.h"
#include "alloc.h"
#include "aops.h"
#include "dir.h"
#include "dlmglue.h"
#include "extent_map.h"
#include "file.h"
#include "sysfile.h"
#include "inode.h"
#include "ioctl.h"
#include "journal.h"
#include "locks.h"
#include "mmap.h"
#include "suballoc.h"
#include "super.h"
#include "xattr.h"
#include "acl.h"
#include "quota.h"
#include "refcounttree.h"
#include "ocfs2_trace.h"
#include "buffer_head_io.h"

Go to the source code of this file.

Macros
#define	OCFS2_VALID_ATTRS

Functions
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_simple_size_update (struct inode *inode, struct buffer_head *di_bh, u64 new_i_size)
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_zero_extend (struct inode *inode, struct buffer_head *di_bh, loff_t zero_to_size)
int	ocfs2_extend_no_holes (struct inode *inode, struct buffer_head *di_bh, u64 new_i_size, u64 zero_to)
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)
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)

Variables
struct inode_operations	ocfs2_file_iops
struct inode_operations	ocfs2_special_file_iops
struct file_operations	ocfs2_fops
struct file_operations	ocfs2_dops
struct file_operations	ocfs2_fops_no_plocks
struct file_operations	ocfs2_dops_no_plocks

Macro Definition Documentation

#define OCFS2_VALID_ATTRS

Value:

(ATTR_ATIME | ATTR_MTIME | ATTR_CTIME | ATTR_SIZE \
               | ATTR_GID | ATTR_UID | ATTR_MODE)

Function Documentation

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
	)

Definition at line 543 of file file.c.

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

Definition at line 1967 of file file.c.

int ocfs2_check_range_for_refcount	(	struct inode *	inode,
		loff_t	pos,
		size_t	count
	)

Definition at line 2023 of file file.c.

int ocfs2_extend_no_holes	(	struct inode *	inode,
		struct buffer_head *	di_bh,
		u64	new_i_size,
		u64	zero_to
	)

Definition at line 996 of file file.c.

int ocfs2_getattr	(	struct vfsmount *	mnt,
		struct dentry *	dentry,
		struct kstat *	stat
	)

Definition at line 1269 of file file.c.

int ocfs2_permission	(	struct inode *	inode,
		int	mask
	)

Definition at line 1294 of file file.c.

int ocfs2_setattr	(	struct dentry *	dentry,
		struct iattr *	attr
	)

Definition at line 1104 of file file.c.

int ocfs2_should_update_atime	(	struct inode *	inode,
		struct vfsmount *	vfsmnt
	)

Definition at line 219 of file file.c.

int ocfs2_simple_size_update	(	struct inode *	inode,
		struct buffer_head *	di_bh,
		u64	new_i_size
	)

Definition at line 321 of file file.c.

int ocfs2_update_inode_atime	(	struct inode *	inode,
		struct buffer_head *	bh
	)

Definition at line 262 of file file.c.

int ocfs2_zero_extend	(	struct inode *	inode,
		struct buffer_head *	di_bh,
		loff_t	zero_to_size
	)

Definition at line 956 of file file.c.

Variable Documentation

struct file_operations ocfs2_dops

Initial value:

= {
    .llseek     = generic_file_llseek,
    .read       = generic_read_dir,
    .readdir    = ocfs2_readdir,
    .fsync      = ocfs2_sync_file,
    .release    = ocfs2_dir_release,
    .open       = ocfs2_dir_open,
    .unlocked_ioctl = ocfs2_ioctl,



    .lock       = ocfs2_lock,
    .flock      = ocfs2_flock,
}

Definition at line 2737 of file file.c.

struct file_operations ocfs2_dops_no_plocks

Initial value:

= {
    .llseek     = generic_file_llseek,
    .read       = generic_read_dir,
    .readdir    = ocfs2_readdir,
    .fsync      = ocfs2_sync_file,
    .release    = ocfs2_dir_release,
    .open       = ocfs2_dir_open,
    .unlocked_ioctl = ocfs2_ioctl,



    .flock      = ocfs2_flock,
}

Definition at line 2784 of file file.c.

struct inode_operations ocfs2_file_iops

Initial value:

= {
    .setattr    = ocfs2_setattr,
    .getattr    = ocfs2_getattr,
    .permission = ocfs2_permission,
    .setxattr   = generic_setxattr,
    .getxattr   = generic_getxattr,
    .listxattr  = ocfs2_listxattr,
    .removexattr    = generic_removexattr,
    .fiemap     = ocfs2_fiemap,
    .get_acl    = ocfs2_iop_get_acl,
}

Definition at line 2693 of file file.c.

struct file_operations ocfs2_fops

Initial value:

= {
    .llseek     = ocfs2_file_llseek,
    .read       = do_sync_read,
    .write      = do_sync_write,
    .mmap       = ocfs2_mmap,
    .fsync      = ocfs2_sync_file,
    .release    = ocfs2_file_release,
    .open       = ocfs2_file_open,
    .aio_read   = ocfs2_file_aio_read,
    .aio_write  = ocfs2_file_aio_write,
    .unlocked_ioctl = ocfs2_ioctl,



    .lock       = ocfs2_lock,
    .flock      = ocfs2_flock,
    .splice_read    = ocfs2_file_splice_read,
    .splice_write   = ocfs2_file_splice_write,
    .fallocate  = ocfs2_fallocate,
}

Definition at line 2716 of file file.c.

struct file_operations ocfs2_fops_no_plocks

Initial value:

= {
    .llseek     = ocfs2_file_llseek,
    .read       = do_sync_read,
    .write      = do_sync_write,
    .mmap       = ocfs2_mmap,
    .fsync      = ocfs2_sync_file,
    .release    = ocfs2_file_release,
    .open       = ocfs2_file_open,
    .aio_read   = ocfs2_file_aio_read,
    .aio_write  = ocfs2_file_aio_write,
    .unlocked_ioctl = ocfs2_ioctl,



    .flock      = ocfs2_flock,
    .splice_read    = ocfs2_file_splice_read,
    .splice_write   = ocfs2_file_splice_write,
    .fallocate  = ocfs2_fallocate,
}

Definition at line 2764 of file file.c.

struct inode_operations ocfs2_special_file_iops

Initial value:

= {
    .setattr    = ocfs2_setattr,
    .getattr    = ocfs2_getattr,
    .permission = ocfs2_permission,
    .get_acl    = ocfs2_iop_get_acl,
}

Definition at line 2705 of file file.c.