#include <linux/types.h>

Data Structures
struct	gfs2_inum

struct	gfs2_meta_header

struct	gfs2_sb

struct	gfs2_rindex

struct	gfs2_rgrp_lvb

struct	gfs2_rgrp

struct	gfs2_quota

struct	gfs2_dinode

struct	gfs2_dirent

struct	gfs2_leaf

struct	gfs2_ea_header

struct	gfs2_log_header

struct	gfs2_log_descriptor

struct	gfs2_inum_range

struct	gfs2_statfs_change

struct	gfs2_quota_change

struct	gfs2_quota_lvb

Macros
#define	GFS2_MAGIC 0x01161970

#define	GFS2_BASIC_BLOCK 512

#define	GFS2_BASIC_BLOCK_SHIFT 9

#define	GFS2_MOUNT_LOCK 0

#define	GFS2_LIVE_LOCK 1

#define	GFS2_TRANS_LOCK 2

#define	GFS2_RENAME_LOCK 3

#define	GFS2_CONTROL_LOCK 4

#define	GFS2_MOUNTED_LOCK 5

#define	GFS2_FORMAT_NONE 0

#define	GFS2_FORMAT_SB 100

#define	GFS2_FORMAT_RG 200

#define	GFS2_FORMAT_RB 300

#define	GFS2_FORMAT_DI 400

#define	GFS2_FORMAT_IN 500

#define	GFS2_FORMAT_LF 600

#define	GFS2_FORMAT_JD 700

#define	GFS2_FORMAT_LH 800

#define	GFS2_FORMAT_LD 900

#define	GFS2_FORMAT_LB 1000

#define	GFS2_FORMAT_EA 1600

#define	GFS2_FORMAT_ED 1700

#define	GFS2_FORMAT_QC 1400

#define	GFS2_FORMAT_RI 1100

#define	GFS2_FORMAT_DE 1200

#define	GFS2_FORMAT_QU 1500

#define	GFS2_FORMAT_FS 1801

#define	GFS2_FORMAT_MULTI 1900

#define	GFS2_METATYPE_NONE 0

#define	GFS2_METATYPE_SB 1

#define	GFS2_METATYPE_RG 2

#define	GFS2_METATYPE_RB 3

#define	GFS2_METATYPE_DI 4

#define	GFS2_METATYPE_IN 5

#define	GFS2_METATYPE_LF 6

#define	GFS2_METATYPE_JD 7

#define	GFS2_METATYPE_LH 8

#define	GFS2_METATYPE_LD 9

#define	GFS2_METATYPE_LB 12

#define	GFS2_METATYPE_EA 10

#define	GFS2_METATYPE_ED 11

#define	GFS2_METATYPE_QC 14

#define	GFS2_SB_ADDR 128

#define	GFS2_SB_LOCK 0

#define	GFS2_LOCKNAME_LEN 64

#define	GFS2_HAS_UUID 1

#define	GFS2_NBBY 4

#define	GFS2_BIT_SIZE 2

#define	GFS2_BIT_MASK 0x00000003

#define	GFS2_BLKST_FREE 0

#define	GFS2_BLKST_USED 1

#define	GFS2_BLKST_UNLINKED 2

#define	GFS2_BLKST_DINODE 3

#define	GFS2_RGF_JOURNAL 0x00000001

#define	GFS2_RGF_METAONLY 0x00000002

#define	GFS2_RGF_DATAONLY 0x00000004

#define	GFS2_RGF_NOALLOC 0x00000008

#define	GFS2_RGF_TRIMMED 0x00000010

#define	GFS2_MAX_META_HEIGHT 10

#define	GFS2_DIR_MAX_DEPTH 17

#define	DT2IF(dt) (((dt) << 12) & S_IFMT)

#define	IF2DT(sif) (((sif) & S_IFMT) >> 12)

#define	GFS2_DIF_JDATA 0x00000001

#define	GFS2_DIF_EXHASH 0x00000002

#define	GFS2_DIF_UNUSED 0x00000004 /* only in gfs1 */

#define	GFS2_DIF_EA_INDIRECT 0x00000008

#define	GFS2_DIF_DIRECTIO 0x00000010

#define	GFS2_DIF_IMMUTABLE 0x00000020

#define	GFS2_DIF_APPENDONLY 0x00000040

#define	GFS2_DIF_NOATIME 0x00000080

#define	GFS2_DIF_SYNC 0x00000100

#define	GFS2_DIF_SYSTEM 0x00000200 /* New in gfs2 */

#define	GFS2_DIF_TOPDIR 0x00000400 /* New in gfs2 */

#define	GFS2_DIF_TRUNC_IN_PROG 0x20000000 /* New in gfs2 */

#define	GFS2_DIF_INHERIT_DIRECTIO 0x40000000 /* only in gfs1 */

#define	GFS2_DIF_INHERIT_JDATA 0x80000000

#define	GFS2_FNAMESIZE 255

#define	GFS2_DIRENT_SIZE(name_len) ((sizeof(struct gfs2_dirent) + (name_len) + 7) & ~7)

#define	GFS2_EA_MAX_NAME_LEN 255

#define	GFS2_EA_MAX_DATA_LEN 65536

#define	GFS2_EATYPE_UNUSED 0

#define	GFS2_EATYPE_USR 1

#define	GFS2_EATYPE_SYS 2

#define	GFS2_EATYPE_SECURITY 3

#define	GFS2_EATYPE_LAST 3

#define	GFS2_EATYPE_VALID(x) ((x) <= GFS2_EATYPE_LAST)

#define	GFS2_EAFLAG_LAST 0x01 /* last ea in block */

#define	GFS2_LOG_HEAD_UNMOUNT 0x00000001 /* log is clean */

#define	GFS2_LOG_DESC_METADATA 300

#define	GFS2_LOG_DESC_REVOKE 301

#define	GFS2_LOG_DESC_JDATA 302

#define	GFS2_INUM_QUANTUM 1048576

#define	GFS2_QCF_USER 0x00000001

Enumerations
enum	{ gfs2fl_Jdata = 0, gfs2fl_ExHash = 1, gfs2fl_Unused = 2, gfs2fl_EaIndirect = 3, gfs2fl_Directio = 4, gfs2fl_Immutable = 5, gfs2fl_AppendOnly = 6, gfs2fl_NoAtime = 7, gfs2fl_Sync = 8, gfs2fl_System = 9, gfs2fl_TopLevel = 10, gfs2fl_TruncInProg = 29, gfs2fl_InheritDirectio = 30, gfs2fl_InheritJdata = 31 }

Macro Definition Documentation

#define DT2IF ( dt ) (((dt) << 12) & S_IFMT)

Definition at line 213 of file gfs2_ondisk.h.

#define GFS2_BASIC_BLOCK 512

Definition at line 16 of file gfs2_ondisk.h.

#define GFS2_BASIC_BLOCK_SHIFT 9

Definition at line 17 of file gfs2_ondisk.h.

#define GFS2_BIT_MASK 0x00000003

Definition at line 160 of file gfs2_ondisk.h.

#define GFS2_BIT_SIZE 2

Definition at line 159 of file gfs2_ondisk.h.

#define GFS2_BLKST_DINODE 3

Definition at line 165 of file gfs2_ondisk.h.

#define GFS2_BLKST_FREE 0

Definition at line 162 of file gfs2_ondisk.h.

#define GFS2_BLKST_UNLINKED 2

Definition at line 164 of file gfs2_ondisk.h.

#define GFS2_BLKST_USED 1

Definition at line 163 of file gfs2_ondisk.h.

#define GFS2_CONTROL_LOCK 4

Definition at line 25 of file gfs2_ondisk.h.

#define GFS2_DIF_APPENDONLY 0x00000040

Definition at line 240 of file gfs2_ondisk.h.

#define GFS2_DIF_DIRECTIO 0x00000010

Definition at line 238 of file gfs2_ondisk.h.

#define GFS2_DIF_EA_INDIRECT 0x00000008

Definition at line 237 of file gfs2_ondisk.h.

#define GFS2_DIF_EXHASH 0x00000002

Definition at line 235 of file gfs2_ondisk.h.

#define GFS2_DIF_IMMUTABLE 0x00000020

Definition at line 239 of file gfs2_ondisk.h.

#define GFS2_DIF_INHERIT_DIRECTIO 0x40000000 /* only in gfs1 */

Definition at line 246 of file gfs2_ondisk.h.

#define GFS2_DIF_INHERIT_JDATA 0x80000000

Definition at line 247 of file gfs2_ondisk.h.

#define GFS2_DIF_JDATA 0x00000001

Definition at line 234 of file gfs2_ondisk.h.

#define GFS2_DIF_NOATIME 0x00000080

Definition at line 241 of file gfs2_ondisk.h.

#define GFS2_DIF_SYNC 0x00000100

Definition at line 242 of file gfs2_ondisk.h.

#define GFS2_DIF_SYSTEM 0x00000200 /* New in gfs2 */

Definition at line 243 of file gfs2_ondisk.h.

#define GFS2_DIF_TOPDIR 0x00000400 /* New in gfs2 */

Definition at line 244 of file gfs2_ondisk.h.

#define GFS2_DIF_TRUNC_IN_PROG 0x20000000 /* New in gfs2 */

Definition at line 245 of file gfs2_ondisk.h.

#define GFS2_DIF_UNUSED 0x00000004 /* only in gfs1 */

Definition at line 236 of file gfs2_ondisk.h.

#define GFS2_DIR_MAX_DEPTH 17

Definition at line 211 of file gfs2_ondisk.h.

#define GFS2_DIRENT_SIZE ( name_len ) ((sizeof(struct gfs2_dirent) + (name_len) + 7) & ~7)

Definition at line 299 of file gfs2_ondisk.h.

#define GFS2_EA_MAX_DATA_LEN 65536

Definition at line 352 of file gfs2_ondisk.h.

#define GFS2_EA_MAX_NAME_LEN 255

Definition at line 351 of file gfs2_ondisk.h.

#define GFS2_EAFLAG_LAST 0x01 /* last ea in block */

Definition at line 362 of file gfs2_ondisk.h.

#define GFS2_EATYPE_LAST 3

Definition at line 359 of file gfs2_ondisk.h.

#define GFS2_EATYPE_SECURITY 3

Definition at line 357 of file gfs2_ondisk.h.

#define GFS2_EATYPE_SYS 2

Definition at line 356 of file gfs2_ondisk.h.

#define GFS2_EATYPE_UNUSED 0

Definition at line 354 of file gfs2_ondisk.h.

#define GFS2_EATYPE_USR 1

Definition at line 355 of file gfs2_ondisk.h.

#define GFS2_EATYPE_VALID ( x ) ((x) <= GFS2_EATYPE_LAST)

Definition at line 360 of file gfs2_ondisk.h.

#define GFS2_FNAMESIZE 255

Definition at line 298 of file gfs2_ondisk.h.

#define GFS2_FORMAT_DE 1200

Definition at line 46 of file gfs2_ondisk.h.

#define GFS2_FORMAT_DI 400

Definition at line 34 of file gfs2_ondisk.h.

#define GFS2_FORMAT_EA 1600

Definition at line 41 of file gfs2_ondisk.h.

#define GFS2_FORMAT_ED 1700

Definition at line 42 of file gfs2_ondisk.h.

#define GFS2_FORMAT_FS 1801

Definition at line 49 of file gfs2_ondisk.h.

#define GFS2_FORMAT_IN 500

Definition at line 35 of file gfs2_ondisk.h.

#define GFS2_FORMAT_JD 700

Definition at line 37 of file gfs2_ondisk.h.

#define GFS2_FORMAT_LB 1000

Definition at line 40 of file gfs2_ondisk.h.

#define GFS2_FORMAT_LD 900

Definition at line 39 of file gfs2_ondisk.h.

#define GFS2_FORMAT_LF 600

Definition at line 36 of file gfs2_ondisk.h.

#define GFS2_FORMAT_LH 800

Definition at line 38 of file gfs2_ondisk.h.

#define GFS2_FORMAT_MULTI 1900

Definition at line 50 of file gfs2_ondisk.h.

#define GFS2_FORMAT_NONE 0

Definition at line 30 of file gfs2_ondisk.h.

#define GFS2_FORMAT_QC 1400

Definition at line 43 of file gfs2_ondisk.h.

#define GFS2_FORMAT_QU 1500

Definition at line 47 of file gfs2_ondisk.h.

#define GFS2_FORMAT_RB 300

Definition at line 33 of file gfs2_ondisk.h.

#define GFS2_FORMAT_RG 200

Definition at line 32 of file gfs2_ondisk.h.

#define GFS2_FORMAT_RI 1100

Definition at line 45 of file gfs2_ondisk.h.

#define GFS2_FORMAT_SB 100

Definition at line 31 of file gfs2_ondisk.h.

#define GFS2_HAS_UUID 1

Definition at line 132 of file gfs2_ondisk.h.

#define GFS2_INUM_QUANTUM 1048576

Definition at line 423 of file gfs2_ondisk.h.

#define GFS2_LIVE_LOCK 1

Definition at line 22 of file gfs2_ondisk.h.

#define GFS2_LOCKNAME_LEN 64

Definition at line 110 of file gfs2_ondisk.h.

#define GFS2_LOG_DESC_JDATA 302

Definition at line 402 of file gfs2_ondisk.h.

#define GFS2_LOG_DESC_METADATA 300

Definition at line 394 of file gfs2_ondisk.h.

#define GFS2_LOG_DESC_REVOKE 301

Definition at line 398 of file gfs2_ondisk.h.

#define GFS2_LOG_HEAD_UNMOUNT 0x00000001 /* log is clean */

Definition at line 378 of file gfs2_ondisk.h.

#define GFS2_MAGIC 0x01161970

Definition at line 15 of file gfs2_ondisk.h.

#define GFS2_MAX_META_HEIGHT 10

Definition at line 210 of file gfs2_ondisk.h.

#define GFS2_METATYPE_DI 4

Definition at line 70 of file gfs2_ondisk.h.

#define GFS2_METATYPE_EA 10

Definition at line 77 of file gfs2_ondisk.h.

#define GFS2_METATYPE_ED 11

Definition at line 78 of file gfs2_ondisk.h.

#define GFS2_METATYPE_IN 5

Definition at line 71 of file gfs2_ondisk.h.

#define GFS2_METATYPE_JD 7

Definition at line 73 of file gfs2_ondisk.h.

#define GFS2_METATYPE_LB 12

Definition at line 76 of file gfs2_ondisk.h.

#define GFS2_METATYPE_LD 9

Definition at line 75 of file gfs2_ondisk.h.

#define GFS2_METATYPE_LF 6

Definition at line 72 of file gfs2_ondisk.h.

#define GFS2_METATYPE_LH 8

Definition at line 74 of file gfs2_ondisk.h.

#define GFS2_METATYPE_NONE 0

Definition at line 66 of file gfs2_ondisk.h.

#define GFS2_METATYPE_QC 14

Definition at line 79 of file gfs2_ondisk.h.

#define GFS2_METATYPE_RB 3

Definition at line 69 of file gfs2_ondisk.h.

#define GFS2_METATYPE_RG 2

Definition at line 68 of file gfs2_ondisk.h.

#define GFS2_METATYPE_SB 1

Definition at line 67 of file gfs2_ondisk.h.

#define GFS2_MOUNT_LOCK 0

Definition at line 21 of file gfs2_ondisk.h.

#define GFS2_MOUNTED_LOCK 5

Definition at line 26 of file gfs2_ondisk.h.

#define GFS2_NBBY 4

Definition at line 158 of file gfs2_ondisk.h.

#define GFS2_QCF_USER 0x00000001

Definition at line 448 of file gfs2_ondisk.h.

#define GFS2_RENAME_LOCK 3

Definition at line 24 of file gfs2_ondisk.h.

#define GFS2_RGF_DATAONLY 0x00000004

Definition at line 169 of file gfs2_ondisk.h.

#define GFS2_RGF_JOURNAL 0x00000001

Definition at line 167 of file gfs2_ondisk.h.

#define GFS2_RGF_METAONLY 0x00000002

Definition at line 168 of file gfs2_ondisk.h.

#define GFS2_RGF_NOALLOC 0x00000008

Definition at line 170 of file gfs2_ondisk.h.

#define GFS2_RGF_TRIMMED 0x00000010

Definition at line 171 of file gfs2_ondisk.h.

#define GFS2_SB_ADDR 128

Definition at line 103 of file gfs2_ondisk.h.

#define GFS2_SB_LOCK 0

Definition at line 106 of file gfs2_ondisk.h.

#define GFS2_TRANS_LOCK 2

Definition at line 23 of file gfs2_ondisk.h.

#define IF2DT ( sif ) (((sif) & S_IFMT) >> 12)

Definition at line 214 of file gfs2_ondisk.h.

Enumeration Type Documentation

anonymous enum

Enumerator:

gfs2fl_Jdata
gfs2fl_ExHash
gfs2fl_Unused
gfs2fl_EaIndirect
gfs2fl_Directio
gfs2fl_Immutable
gfs2fl_AppendOnly
gfs2fl_NoAtime
gfs2fl_Sync
gfs2fl_System
gfs2fl_TopLevel
gfs2fl_TruncInProg
gfs2fl_InheritDirectio
gfs2fl_InheritJdata

Definition at line 216 of file gfs2_ondisk.h.

Data Structures

Macros

Enumerations

Macro Definition Documentation

Enumeration Type Documentation