ext4.h File Reference

#include <linux/jbd.h>
#include <linux/ext3_fs.h>
#include <linux/ext4_jbd2.h>
#include <linux/ext4_ext.h>

Include dependency graph for ext4.h:

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Go to the source code of this file.

Macros
#define	EXT4_GET_BLOCKS_CREATE   0x0001
#define	EXT4_GET_BLOCKS_UNWRIT_EXT   0x0002
#define	EXT4_GET_BLOCKS_CREATE_UNWRIT_EXT
#define	EXT4_GET_BLOCKS_DELALLOC_RESERVE   0x0004
#define	EXT4_GET_BLOCKS_PRE_IO   0x0008
#define	EXT4_GET_BLOCKS_CONVERT   0x0010
#define	EXT4_GET_BLOCKS_IO_CREATE_EXT
#define	EXT4_GET_BLOCKS_IO_CONVERT_EXT
#define	EXT4_GET_BLOCKS_METADATA_NOFAIL   0x0020
#define	EXT4_GET_BLOCKS_NO_NORMALIZE   0x0040
#define	EXT4_GET_BLOCKS_KEEP_SIZE   0x0080
#define	EXT4_GET_BLOCKS_NO_LOCK   0x0100
#define	EXT4_GET_BLOCKS_NO_PUT_HOLE   0x0200
#define	EXT4_GET_BLOCKS_CONVERT_UNWRITTEN   0x0400
#define	EXT4_EX_NOCACHE   0x40000000
#define	EXT4_EX_FORCE_CACHE   0x20000000
#define	EXT4_FREE_BLOCKS_METADATA   0x0001
#define	EXT4_FREE_BLOCKS_FORGET   0x0002
#define	EXT4_FREE_BLOCKS_VALIDATED   0x0004
#define	EXT4_FREE_BLOCKS_NO_QUOT_UPDATE   0x0008
#define	EXT4_FREE_BLOCKS_NOFREE_FIRST_CLUSTER   0x0010
#define	EXT4_FREE_BLOCKS_NOFREE_LAST_CLUSTER   0x0020
#define	EXT4_MB_HINT_MERGE   0x0001
#define	EXT4_MB_HINT_RESERVED   0x0002
#define	EXT4_MB_HINT_METADATA   0x0004
#define	EXT4_MB_HINT_FIRST   0x0008
#define	EXT4_MB_HINT_BEST   0x0010
#define	EXT4_MB_HINT_DATA   0x0020
#define	EXT4_MB_HINT_NOPREALLOC   0x0040
#define	EXT4_MB_HINT_GROUP_ALLOC   0x0080
#define	EXT4_MB_HINT_GOAL_ONLY   0x0100
#define	EXT4_MB_HINT_TRY_GOAL   0x0200
#define	EXT4_MB_DELALLOC_RESERVED   0x0400
#define	EXT4_MB_STREAM_ALLOC   0x0800
#define	EXT4_MB_USE_ROOT_BLOCKS   0x1000
#define	EXT4_MB_USE_RESERVED   0x2000
#define	ext4_sb_info   ext3_sb_info
#define	EXT4_I(i)   (i)

Typedefs
typedef unsigned __int16	uint16_t
typedef unsigned __int32	uint32_t
typedef unsigned __int64	uint64_t
typedef uint32_t	ext4_lblk_t
typedef uint64_t	ext4_fsblk_t

Functions
static struct ext4_sb_info *	EXT4_SB (struct super_block *sb)

Macro Definition Documentation

EXT4_EX_FORCE_CACHE

#define EXT4_EX_FORCE_CACHE   0x20000000

Definition at line 62 of file ext4.h.

EXT4_EX_NOCACHE

#define EXT4_EX_NOCACHE   0x40000000

Definition at line 61 of file ext4.h.

EXT4_FREE_BLOCKS_FORGET

#define EXT4_FREE_BLOCKS_FORGET   0x0002

Definition at line 68 of file ext4.h.

EXT4_FREE_BLOCKS_METADATA

#define EXT4_FREE_BLOCKS_METADATA   0x0001

Definition at line 67 of file ext4.h.

EXT4_FREE_BLOCKS_NO_QUOT_UPDATE

#define EXT4_FREE_BLOCKS_NO_QUOT_UPDATE   0x0008

Definition at line 70 of file ext4.h.

EXT4_FREE_BLOCKS_NOFREE_FIRST_CLUSTER

#define EXT4_FREE_BLOCKS_NOFREE_FIRST_CLUSTER   0x0010

Definition at line 71 of file ext4.h.

EXT4_FREE_BLOCKS_NOFREE_LAST_CLUSTER

#define EXT4_FREE_BLOCKS_NOFREE_LAST_CLUSTER   0x0020

Definition at line 72 of file ext4.h.

EXT4_FREE_BLOCKS_VALIDATED

#define EXT4_FREE_BLOCKS_VALIDATED   0x0004

Definition at line 69 of file ext4.h.

EXT4_GET_BLOCKS_CONVERT

#define EXT4_GET_BLOCKS_CONVERT   0x0010

Definition at line 32 of file ext4.h.

EXT4_GET_BLOCKS_CONVERT_UNWRITTEN

#define EXT4_GET_BLOCKS_CONVERT_UNWRITTEN   0x0400

Definition at line 50 of file ext4.h.

EXT4_GET_BLOCKS_CREATE

#define EXT4_GET_BLOCKS_CREATE   0x0001

Definition at line 20 of file ext4.h.

EXT4_GET_BLOCKS_CREATE_UNWRIT_EXT

#define EXT4_GET_BLOCKS_CREATE_UNWRIT_EXT

Value:

                         (EXT4_GET_BLOCKS_UNWRIT_EXT|\
                         EXT4_GET_BLOCKS_CREATE)

Definition at line 23 of file ext4.h.

EXT4_GET_BLOCKS_DELALLOC_RESERVE

#define EXT4_GET_BLOCKS_DELALLOC_RESERVE   0x0004

Definition at line 27 of file ext4.h.

EXT4_GET_BLOCKS_IO_CONVERT_EXT

#define EXT4_GET_BLOCKS_IO_CONVERT_EXT

Value:

                     (EXT4_GET_BLOCKS_CONVERT|\
                     EXT4_GET_BLOCKS_CREATE_UNWRIT_EXT)

Definition at line 36 of file ext4.h.

EXT4_GET_BLOCKS_IO_CREATE_EXT

#define EXT4_GET_BLOCKS_IO_CREATE_EXT

Value:

                     (EXT4_GET_BLOCKS_PRE_IO|\
                     EXT4_GET_BLOCKS_CREATE_UNWRIT_EXT)

Definition at line 33 of file ext4.h.

EXT4_GET_BLOCKS_KEEP_SIZE

#define EXT4_GET_BLOCKS_KEEP_SIZE   0x0080

Definition at line 44 of file ext4.h.

EXT4_GET_BLOCKS_METADATA_NOFAIL

#define EXT4_GET_BLOCKS_METADATA_NOFAIL   0x0020

Definition at line 40 of file ext4.h.

EXT4_GET_BLOCKS_NO_LOCK

#define EXT4_GET_BLOCKS_NO_LOCK   0x0100

Definition at line 46 of file ext4.h.

EXT4_GET_BLOCKS_NO_NORMALIZE

#define EXT4_GET_BLOCKS_NO_NORMALIZE   0x0040

Definition at line 42 of file ext4.h.

EXT4_GET_BLOCKS_NO_PUT_HOLE

#define EXT4_GET_BLOCKS_NO_PUT_HOLE   0x0200

Definition at line 48 of file ext4.h.

EXT4_GET_BLOCKS_PRE_IO

#define EXT4_GET_BLOCKS_PRE_IO   0x0008

Definition at line 31 of file ext4.h.

EXT4_GET_BLOCKS_UNWRIT_EXT

#define EXT4_GET_BLOCKS_UNWRIT_EXT   0x0002

Definition at line 22 of file ext4.h.

EXT4_I

#define EXT4_I

(

i

)

(i)

Definition at line 117 of file ext4.h.

EXT4_MB_DELALLOC_RESERVED

#define EXT4_MB_DELALLOC_RESERVED   0x0400

Definition at line 102 of file ext4.h.

EXT4_MB_HINT_BEST

#define EXT4_MB_HINT_BEST   0x0010

Definition at line 90 of file ext4.h.

EXT4_MB_HINT_DATA

#define EXT4_MB_HINT_DATA   0x0020

Definition at line 92 of file ext4.h.

EXT4_MB_HINT_FIRST

#define EXT4_MB_HINT_FIRST   0x0008

Definition at line 88 of file ext4.h.

EXT4_MB_HINT_GOAL_ONLY

#define EXT4_MB_HINT_GOAL_ONLY   0x0100

Definition at line 98 of file ext4.h.

EXT4_MB_HINT_GROUP_ALLOC

#define EXT4_MB_HINT_GROUP_ALLOC   0x0080

Definition at line 96 of file ext4.h.

EXT4_MB_HINT_MERGE

#define EXT4_MB_HINT_MERGE   0x0001

Definition at line 82 of file ext4.h.

EXT4_MB_HINT_METADATA

#define EXT4_MB_HINT_METADATA   0x0004

Definition at line 86 of file ext4.h.

EXT4_MB_HINT_NOPREALLOC

#define EXT4_MB_HINT_NOPREALLOC   0x0040

Definition at line 94 of file ext4.h.

EXT4_MB_HINT_RESERVED

#define EXT4_MB_HINT_RESERVED   0x0002

Definition at line 84 of file ext4.h.

EXT4_MB_HINT_TRY_GOAL

#define EXT4_MB_HINT_TRY_GOAL   0x0200

Definition at line 100 of file ext4.h.

EXT4_MB_STREAM_ALLOC

#define EXT4_MB_STREAM_ALLOC   0x0800

Definition at line 104 of file ext4.h.

EXT4_MB_USE_RESERVED

#define EXT4_MB_USE_RESERVED   0x2000

Definition at line 108 of file ext4.h.

EXT4_MB_USE_ROOT_BLOCKS

#define EXT4_MB_USE_ROOT_BLOCKS   0x1000

Definition at line 106 of file ext4.h.

ext4_sb_info

#define ext4_sb_info   ext3_sb_info

Definition at line 111 of file ext4.h.

Typedef Documentation

ext4_fsblk_t

typedef uint64_t ext4_fsblk_t

Definition at line 13 of file ext4.h.

ext4_lblk_t

typedef uint32_t ext4_lblk_t

Definition at line 12 of file ext4.h.

uint16_t

typedef unsigned __int16 uint16_t

Definition at line 8 of file ext4.h.

uint32_t

typedef unsigned __int32 uint32_t

Definition at line 9 of file ext4.h.

uint64_t

typedef unsigned __int64 uint64_t

Definition at line 10 of file ext4.h.

Function Documentation

EXT4_SB()

static struct ext4_sb_info * EXT4_SB ( struct super_block *  sb )

inlinestatic

Definition at line 113 of file ext4.h.

{
    return sb->s_fs_info;
}