jfs_imap.c File Reference

#include <linux/fs.h>
#include <linux/buffer_head.h>
#include <linux/pagemap.h>
#include <linux/quotaops.h>
#include <linux/slab.h>
#include "jfs_incore.h"
#include "jfs_inode.h"
#include "jfs_filsys.h"
#include "jfs_dinode.h"
#include "jfs_dmap.h"
#include "jfs_imap.h"
#include "jfs_metapage.h"
#include "jfs_superblock.h"
#include "jfs_debug.h"

Go to the source code of this file.

Macros
#define	IAGFREE_LOCK_INIT(imap)   mutex_init(&imap->im_freelock)
#define	IAGFREE_LOCK(imap)   mutex_lock(&imap->im_freelock)
#define	IAGFREE_UNLOCK(imap)   mutex_unlock(&imap->im_freelock)
#define	AG_LOCK_INIT(imap, index)   mutex_init(&(imap->im_aglock[index]))
#define	AG_LOCK(imap, agno)   mutex_lock(&imap->im_aglock[agno])
#define	AG_UNLOCK(imap, agno)   mutex_unlock(&imap->im_aglock[agno])

Functions
int	diMount (struct inode *ipimap)
int	diUnmount (struct inode *ipimap, int mounterror)
int	diSync (struct inode *ipimap)
int	diRead (struct inode *ip)
struct inode *	diReadSpecial (struct super_block *sb, ino_t inum, int secondary)
void	diWriteSpecial (struct inode *ip, int secondary)
void	diFreeSpecial (struct inode *ip)
int	diWrite (tid_t tid, struct inode *ip)
int	diFree (struct inode *ip)
int	diAlloc (struct inode *pip, bool dir, struct inode *ip)
int	diUpdatePMap (struct inode *ipimap, unsigned long inum, bool is_free, struct tblock *tblk)
int	diExtendFS (struct inode *ipimap, struct inode *ipbmap)

Macro Definition Documentation

#define AG_LOCK	(		imap,
			agno
	)		mutex_lock(&imap->im_aglock[agno])

Definition at line 70 of file jfs_imap.c.

#define AG_LOCK_INIT	(		imap,
			index
	)		mutex_init(&(imap->im_aglock[index]))

Definition at line 69 of file jfs_imap.c.

#define AG_UNLOCK	(		imap,
			agno
	)		mutex_unlock(&imap->im_aglock[agno])

Definition at line 71 of file jfs_imap.c.

#define IAGFREE_LOCK

(

imap

)

mutex_lock(&imap->im_freelock)

Definition at line 65 of file jfs_imap.c.

#define IAGFREE_LOCK_INIT

(

imap

)

mutex_init(&imap->im_freelock)

Definition at line 64 of file jfs_imap.c.

#define IAGFREE_UNLOCK

(

imap

)

mutex_unlock(&imap->im_freelock)

Definition at line 66 of file jfs_imap.c.

Function Documentation

int diAlloc	(	struct inode *	pip,
		bool	dir,
		struct inode *	ip
	)

Definition at line 1343 of file jfs_imap.c.

int diExtendFS	(	struct inode *	ipimap,
		struct inode *	ipbmap
	)

Definition at line 2868 of file jfs_imap.c.

int diFree

(

struct inode *

ip

)

Definition at line 863 of file jfs_imap.c.

void diFreeSpecial

(

struct inode *

ip

)

Definition at line 562 of file jfs_imap.c.

int diMount

(

struct inode *

ipimap

)

Definition at line 107 of file jfs_imap.c.

int diRead

(

struct inode *

ip

)

Definition at line 304 of file jfs_imap.c.

struct inode* diReadSpecial ( struct super_block *  sb, ino_t  inum, int  secondary  )

read

Definition at line 429 of file jfs_imap.c.

int diSync

(

struct inode *

ipimap

)

Definition at line 219 of file jfs_imap.c.

int diUnmount	(	struct inode *	ipimap,
		int	mounterror
	)

Definition at line 191 of file jfs_imap.c.

int diUpdatePMap	(	struct inode *	ipimap,
		unsigned long	inum,
		bool	is_free,
		struct tblock *	tblk
	)

Definition at line 2743 of file jfs_imap.c.

int diWrite	(	tid_t	tid,
		struct inode *	ip
	)

Definition at line 599 of file jfs_imap.c.

void diWriteSpecial	(	struct inode *	ip,
		int	secondary
	)

Definition at line 517 of file jfs_imap.c.