file.c File Reference

#include <linux/fs.h>
#include <linux/backing-dev.h>
#include <linux/stat.h>
#include <linux/fcntl.h>
#include <linux/pagemap.h>
#include <linux/pagevec.h>
#include <linux/writeback.h>
#include <linux/task_io_accounting_ops.h>
#include <linux/delay.h>
#include <linux/mount.h>
#include <linux/slab.h>
#include <linux/swap.h>
#include <asm/div64.h>
#include "cifsfs.h"
#include "cifspdu.h"
#include "cifsglob.h"
#include "cifsproto.h"
#include "cifs_unicode.h"
#include "cifs_debug.h"
#include "cifs_fs_sb.h"
#include "fscache.h"

Go to the source code of this file.

Data Structures
struct	lock_to_push

Macros
#define	cifs_for_each_lock(inode, lockp)

Functions
int	cifs_posix_open (char *full_path, struct inode **pinode, struct super_block *sb, int mode, unsigned int f_flags, __u32 *poplock, __u16 *pnetfid, unsigned int xid)
struct cifsFileInfo *	cifs_new_fileinfo (struct cifs_fid *fid, struct file *file, struct tcon_link *tlink, __u32 oplock)
struct cifsFileInfo *	cifsFileInfo_get (struct cifsFileInfo *cifs_file)
void	cifsFileInfo_put (struct cifsFileInfo *cifs_file)
int	cifs_open (struct inode *inode, struct file *file)
int	cifs_close (struct inode *inode, struct file *file)
int	cifs_closedir (struct inode *inode, struct file *file)
void	cifs_del_lock_waiters (struct cifsLockInfo *lock)
bool	cifs_find_lock_conflict (struct cifsFileInfo *cfile, __u64 offset, __u64 length, __u8 type, struct cifsLockInfo **conf_lock, bool rw_check)
int	cifs_push_mandatory_locks (struct cifsFileInfo *cfile)
void	cifs_move_llist (struct list_head *source, struct list_head *dest)
void	cifs_free_llist (struct list_head *llist)
int	cifs_unlock_range (struct cifsFileInfo *cfile, struct file_lock *flock, unsigned int xid)
int	cifs_lock (struct file *file, int cmd, struct file_lock *flock)
void	cifs_update_eof (struct cifsInodeInfo *cifsi, loff_t offset, unsigned int bytes_written)
struct cifsFileInfo *	find_readable_file (struct cifsInodeInfo *cifs_inode, bool fsuid_only)
struct cifsFileInfo *	find_writable_file (struct cifsInodeInfo *cifs_inode, bool fsuid_only)
int	cifs_strict_fsync (struct file *file, loff_t start, loff_t end, int datasync)
int	cifs_fsync (struct file *file, loff_t start, loff_t end, int datasync)
int	cifs_flush (struct file *file, fl_owner_t id)
ssize_t	cifs_user_writev (struct kiocb *iocb, const struct iovec *iov, unsigned long nr_segs, loff_t pos)
ssize_t	cifs_strict_writev (struct kiocb *iocb, const struct iovec *iov, unsigned long nr_segs, loff_t pos)
void	cifs_readdata_release (struct kref *refcount)
ssize_t	cifs_user_readv (struct kiocb *iocb, const struct iovec *iov, unsigned long nr_segs, loff_t pos)
ssize_t	cifs_strict_readv (struct kiocb *iocb, const struct iovec *iov, unsigned long nr_segs, loff_t pos)
int	cifs_file_strict_mmap (struct file *file, struct vm_area_struct *vma)
int	cifs_file_mmap (struct file *file, struct vm_area_struct *vma)
bool	is_size_safe_to_change (struct cifsInodeInfo *cifsInode, __u64 end_of_file)
void	cifs_oplock_break (struct work_struct *work)

Variables
struct address_space_operations	cifs_addr_ops
struct address_space_operations	cifs_addr_ops_smallbuf

Macro Definition Documentation

#define cifs_for_each_lock	(		inode,
			lockp
	)

Value:

for (lockp = &inode->i_flock; *lockp != NULL; \
         lockp = &(*lockp)->fl_next)

Definition at line 1030 of file file.c.

Function Documentation

int cifs_close	(	struct inode *	inode,
		struct file *	file
	)

Definition at line 654 of file file.c.

int cifs_closedir	(	struct inode *	inode,
		struct file *	file
	)

Definition at line 665 of file file.c.

void cifs_del_lock_waiters

(

struct cifsLockInfo *

lock

)

Definition at line 733 of file file.c.

int cifs_file_mmap	(	struct file *	file,
		struct vm_area_struct *	vma
	)

Definition at line 3029 of file file.c.

int cifs_file_strict_mmap	(	struct file *	file,
		struct vm_area_struct *	vma
	)

Definition at line 3009 of file file.c.

bool cifs_find_lock_conflict	(	struct cifsFileInfo *	cfile,
		__u64	offset,
		__u64	length,
		__u8	type,
		struct cifsLockInfo **	conf_lock,
		bool	rw_check
	)

Definition at line 770 of file file.c.

int cifs_flush	(	struct file *	file,
		fl_owner_t	id
	)

Definition at line 2185 of file file.c.

void cifs_free_llist

(

struct list_head *

llist

)

Definition at line 1282 of file file.c.

int cifs_fsync	(	struct file *	file,
		loff_t	start,
		loff_t	end,
		int	datasync
	)

Definition at line 2147 of file file.c.

int cifs_lock	(	struct file *	file,
		int	cmd,
		struct file_lock *	flock
	)

Definition at line 1461 of file file.c.

void cifs_move_llist	(	struct list_head *	source,
		struct list_head *	dest
	)

Definition at line 1274 of file file.c.

struct cifsFileInfo* cifs_new_fileinfo ( struct cifs_fid *  fid, struct file *  file, struct tcon_link *  tlink, __u32  oplock  )

read

Definition at line 242 of file file.c.

int cifs_open	(	struct inode *	inode,
		struct file *	file
	)

Definition at line 386 of file file.c.

void cifs_oplock_break

(

struct work_struct *

work

)

Definition at line 3521 of file file.c.

int cifs_posix_open	(	char *	full_path,
		struct inode **	pinode,
		struct super_block *	sb,
		int	mode,
		unsigned int	f_flags,
		__u32 *	poplock,
		__u16 *	pnetfid,
		unsigned int	xid
	)

Definition at line 108 of file file.c.

int cifs_push_mandatory_locks

(

struct cifsFileInfo *

cfile

)

Definition at line 945 of file file.c.

void cifs_readdata_release

(

struct kref *

refcount

)

Definition at line 2546 of file file.c.

int cifs_strict_fsync	(	struct file *	file,
		loff_t	start,
		loff_t	end,
		int	datasync
	)

Definition at line 2104 of file file.c.

ssize_t cifs_strict_readv	(	struct kiocb *	iocb,
		const struct iovec *	iov,
		unsigned long	nr_segs,
		loff_t	pos
	)

Definition at line 2861 of file file.c.

ssize_t cifs_strict_writev	(	struct kiocb *	iocb,
		const struct iovec *	iov,
		unsigned long	nr_segs,
		loff_t	pos
	)

Definition at line 2481 of file file.c.

int cifs_unlock_range	(	struct cifsFileInfo *	cfile,
		struct file_lock *	flock,
		unsigned int	xid
	)

Definition at line 1293 of file file.c.

void cifs_update_eof	(	struct cifsInodeInfo *	cifsi,
		loff_t	offset,
		unsigned int	bytes_written
	)

Definition at line 1525 of file file.c.

ssize_t cifs_user_readv	(	struct kiocb *	iocb,
		const struct iovec *	iov,
		unsigned long	nr_segs,
		loff_t	pos
	)

Definition at line 2848 of file file.c.

ssize_t cifs_user_writev	(	struct kiocb *	iocb,
		const struct iovec *	iov,
		unsigned long	nr_segs,
		loff_t	pos
	)

Definition at line 2415 of file file.c.

struct cifsFileInfo* cifsFileInfo_get ( struct cifsFileInfo *  cifs_file )

read

Definition at line 299 of file file.c.

void cifsFileInfo_put

(

struct cifsFileInfo *

cifs_file

)

Definition at line 312 of file file.c.

struct cifsFileInfo* find_readable_file ( struct cifsInodeInfo *  cifs_inode, bool  fsuid_only  )

read

Definition at line 1619 of file file.c.

struct cifsFileInfo* find_writable_file ( struct cifsInodeInfo *  cifs_inode, bool  fsuid_only  )

read

Definition at line 1653 of file file.c.

bool is_size_safe_to_change	(	struct cifsInodeInfo *	cifsInode,
		__u64	end_of_file
	)

Definition at line 3388 of file file.c.

Variable Documentation

struct address_space_operations cifs_addr_ops

Initial value:

= {
    .readpage = cifs_readpage,
    .readpages = cifs_readpages,
    .writepage = cifs_writepage,
    .writepages = cifs_writepages,
    .write_begin = cifs_write_begin,
    .write_end = cifs_write_end,
    .set_page_dirty = __set_page_dirty_nobuffers,
    .releasepage = cifs_release_page,
    .invalidatepage = cifs_invalidate_page,
    .launder_page = cifs_launder_page,
}

Definition at line 3561 of file file.c.

struct address_space_operations cifs_addr_ops_smallbuf

Initial value:

= {
    .readpage = cifs_readpage,
    .writepage = cifs_writepage,
    .writepages = cifs_writepages,
    .write_begin = cifs_write_begin,
    .write_end = cifs_write_end,
    .set_page_dirty = __set_page_dirty_nobuffers,
    .releasepage = cifs_release_page,
    .invalidatepage = cifs_invalidate_page,
    .launder_page = cifs_launder_page,
}

Definition at line 3579 of file file.c.