xfs_log.c File Reference

#include "xfs.h"
#include "xfs_fs.h"
#include "xfs_types.h"
#include "xfs_log.h"
#include "xfs_trans.h"
#include "xfs_sb.h"
#include "xfs_ag.h"
#include "xfs_mount.h"
#include "xfs_error.h"
#include "xfs_log_priv.h"
#include "xfs_buf_item.h"
#include "xfs_bmap_btree.h"
#include "xfs_alloc_btree.h"
#include "xfs_ialloc_btree.h"
#include "xfs_log_recover.h"
#include "xfs_trans_priv.h"
#include "xfs_dinode.h"
#include "xfs_inode.h"
#include "xfs_trace.h"

Go to the source code of this file.

Macros
#define	xlog_verify_dest_ptr(a, b)
#define	xlog_verify_grant_tail(a)
#define	xlog_verify_iclog(a, b, c, d)
#define	xlog_verify_tail_lsn(a, b, c)

Functions
STATIC int	xlog_commit_record (struct xlog *log, struct xlog_ticket *ticket, struct xlog_in_core **iclog, xfs_lsn_t *commitlsnp)
STATIC struct xlog *	xlog_alloc_log (struct xfs_mount *mp, struct xfs_buftarg *log_target, xfs_daddr_t blk_offset, int num_bblks)
STATIC int	xlog_space_left (struct xlog *log, atomic64_t *head)
STATIC int	xlog_sync (struct xlog *log, struct xlog_in_core *iclog)
STATIC void	xlog_dealloc_log (struct xlog *log)
STATIC void	xlog_state_done_syncing (xlog_in_core_t *iclog, int)
STATIC void	xlog_state_do_callback (struct xlog *log, int aborted, struct xlog_in_core *iclog)
STATIC int	xlog_state_get_iclog_space (struct xlog *log, int len, struct xlog_in_core **iclog, struct xlog_ticket *ticket, int *continued_write, int *logoffsetp)
STATIC int	xlog_state_release_iclog (struct xlog *log, struct xlog_in_core *iclog)
STATIC void	xlog_state_switch_iclogs (struct xlog *log, struct xlog_in_core *iclog, int eventual_size)
STATIC void	xlog_state_want_sync (struct xlog *log, struct xlog_in_core *iclog)
STATIC void	xlog_grant_push_ail (struct xlog *log, int need_bytes)
STATIC void	xlog_regrant_reserve_log_space (struct xlog *log, struct xlog_ticket *ticket)
STATIC void	xlog_ungrant_log_space (struct xlog *log, struct xlog_ticket *ticket)
STATIC int	xlog_iclogs_empty (struct xlog *log)
STATIC void	xlog_grant_head_init (struct xlog_grant_head *head)
STATIC void	xlog_grant_head_wake_all (struct xlog_grant_head *head)
STATIC bool	xlog_grant_head_wake (struct xlog *log, struct xlog_grant_head *head, int *free_bytes)
STATIC int	xlog_grant_head_wait (struct xlog *log, struct xlog_grant_head *head, struct xlog_ticket *tic, int need_bytes)
STATIC int	xlog_grant_head_check (struct xlog *log, struct xlog_grant_head *head, struct xlog_ticket *tic, int *need_bytes)
int	xfs_log_regrant (struct xfs_mount *mp, struct xlog_ticket *tic)
int	xfs_log_reserve (struct xfs_mount *mp, int unit_bytes, int cnt, struct xlog_ticket **ticp, __uint8_t client, bool permanent, uint t_type)
xfs_lsn_t	xfs_log_done (struct xfs_mount *mp, struct xlog_ticket *ticket, struct xlog_in_core **iclog, uint flags)
int	xfs_log_notify (struct xfs_mount *mp, struct xlog_in_core *iclog, xfs_log_callback_t *cb)
int	xfs_log_release_iclog (struct xfs_mount *mp, struct xlog_in_core *iclog)
int	xfs_log_mount (xfs_mount_t *mp, xfs_buftarg_t *log_target, xfs_daddr_t blk_offset, int num_bblks)
int	xfs_log_mount_finish (xfs_mount_t *mp)
int	xfs_log_unmount_write (xfs_mount_t *mp)
void	xfs_log_unmount (xfs_mount_t *mp)
void	xfs_log_item_init (struct xfs_mount *mp, struct xfs_log_item *item, int type, const struct xfs_item_ops *ops)
void	xfs_log_space_wake (struct xfs_mount *mp)
int	xfs_log_need_covered (xfs_mount_t *mp)
xfs_lsn_t	xlog_assign_tail_lsn_locked (struct xfs_mount *mp)
xfs_lsn_t	xlog_assign_tail_lsn (struct xfs_mount *mp)
void	xlog_iodone (xfs_buf_t *bp)
STATIC void	xlog_get_iclog_buffer_size (struct xfs_mount *mp, struct xlog *log)
STATIC int	xlog_bdstrat (struct xfs_buf *bp)
void	xlog_print_tic_res (struct xfs_mount *mp, struct xlog_ticket *ticket)
int	xlog_write (struct xlog *log, struct xfs_log_vec *log_vector, struct xlog_ticket *ticket, xfs_lsn_t *start_lsn, struct xlog_in_core **commit_iclog, uint flags)
STATIC void	xlog_state_clean_log (struct xlog *log)
STATIC xfs_lsn_t	xlog_get_lowest_lsn (struct xlog *log)
int	_xfs_log_force (struct xfs_mount *mp, uint flags, int *log_flushed)
void	xfs_log_force (xfs_mount_t *mp, uint flags)
int	_xfs_log_force_lsn (struct xfs_mount *mp, xfs_lsn_t lsn, uint flags, int *log_flushed)
void	xfs_log_force_lsn (xfs_mount_t *mp, xfs_lsn_t lsn, uint flags)
void	xfs_log_ticket_put (xlog_ticket_t *ticket)
xlog_ticket_t *	xfs_log_ticket_get (xlog_ticket_t *ticket)
struct xlog_ticket *	xlog_ticket_alloc (struct xlog *log, int unit_bytes, int cnt, char client, bool permanent, xfs_km_flags_t alloc_flags)
STATIC int	xlog_state_ioerror (struct xlog *log)
int	xfs_log_force_umount (struct xfs_mount *mp, int logerror)

Variables
kmem_zone_t *	xfs_log_ticket_zone

Macro Definition Documentation

#define xlog_verify_dest_ptr	(		a,
			b
	)

Definition at line 128 of file xfs_log.c.

#define xlog_verify_grant_tail

(

a

)

Definition at line 129 of file xfs_log.c.

#define xlog_verify_iclog	(		a,
			b,
			c,
			d
	)

Definition at line 130 of file xfs_log.c.

#define xlog_verify_tail_lsn	(		a,
			b,
			c
	)

Definition at line 131 of file xfs_log.c.

Function Documentation

int _xfs_log_force	(	struct xfs_mount *	mp,
		uint	flags,
		int *	log_flushed
	)

Definition at line 2891 of file xfs_log.c.

int _xfs_log_force_lsn	(	struct xfs_mount *	mp,
		xfs_lsn_t	lsn,
		uint	flags,
		int *	log_flushed
	)

Definition at line 3038 of file xfs_log.c.

xfs_lsn_t xfs_log_done	(	struct xfs_mount *	mp,
		struct xlog_ticket *	ticket,
		struct xlog_in_core **	iclog,
		uint	flags
	)

Definition at line 510 of file xfs_log.c.

void xfs_log_force	(	xfs_mount_t *	mp,
		uint	flags
	)

Definition at line 3010 of file xfs_log.c.

void xfs_log_force_lsn	(	xfs_mount_t *	mp,
		xfs_lsn_t	lsn,
		uint	flags
	)

Definition at line 3158 of file xfs_log.c.

int xfs_log_force_umount	(	struct xfs_mount *	mp,
		int	logerror
	)

Definition at line 3589 of file xfs_log.c.

void xfs_log_item_init	(	struct xfs_mount *	mp,
		struct xfs_log_item *	item,
		int	type,
		const struct xfs_item_ops *	ops
	)

Definition at line 867 of file xfs_log.c.

int xfs_log_mount	(	xfs_mount_t *	mp,
		xfs_buftarg_t *	log_target,
		xfs_daddr_t	blk_offset,
		int	num_bblks
	)

Definition at line 608 of file xfs_log.c.

int xfs_log_mount_finish

(

xfs_mount_t *

mp

)

Definition at line 690 of file xfs_log.c.

int xfs_log_need_covered

(

xfs_mount_t *

mp

)

Definition at line 929 of file xfs_log.c.

int xfs_log_notify	(	struct xfs_mount *	mp,
		struct xlog_in_core *	iclog,
		xfs_log_callback_t *	cb
	)

Definition at line 564 of file xfs_log.c.

int xfs_log_regrant	(	struct xfs_mount *	mp,
		struct xlog_ticket *	tic
	)

Definition at line 370 of file xfs_log.c.

int xfs_log_release_iclog	(	struct xfs_mount *	mp,
		struct xlog_in_core *	iclog
	)

Definition at line 585 of file xfs_log.c.

int xfs_log_reserve	(	struct xfs_mount *	mp,
		int	unit_bytes,
		int	cnt,
		struct xlog_ticket **	ticp,
		__uint8_t	client,
		bool	permanent,
		uint	t_type
	)

Definition at line 431 of file xfs_log.c.

void xfs_log_space_wake

(

struct xfs_mount *

mp

)

Definition at line 887 of file xfs_log.c.

xlog_ticket_t* xfs_log_ticket_get

(

xlog_ticket_t *

ticket

)

Definition at line 3211 of file xfs_log.c.

void xfs_log_ticket_put

(

xlog_ticket_t *

ticket

)

Definition at line 3202 of file xfs_log.c.

void xfs_log_unmount

(

xfs_mount_t *

mp

)

Definition at line 859 of file xfs_log.c.

int xfs_log_unmount_write

(

xfs_mount_t *

mp

)

Definition at line 721 of file xfs_log.c.

STATIC struct xlog * xlog_alloc_log ( struct xfs_mount *  mp, struct xfs_buftarg *  log_target, xfs_daddr_t  blk_offset, int  num_bblks  )

read

Definition at line 1170 of file xfs_log.c.

xfs_lsn_t xlog_assign_tail_lsn

(

struct xfs_mount *

mp

)

Definition at line 989 of file xfs_log.c.

xfs_lsn_t xlog_assign_tail_lsn_locked

(

struct xfs_mount *

mp

)

Definition at line 965 of file xfs_log.c.

STATIC int xlog_bdstrat

(

struct xfs_buf *

bp

)

Definition at line 1428 of file xfs_log.c.

STATIC int xlog_commit_record	(	struct xlog *	log,
		struct xlog_ticket *	ticket,
		struct xlog_in_core **	iclog,
		xfs_lsn_t *	commitlsnp
	)

Definition at line 1330 of file xfs_log.c.

STATIC void xlog_dealloc_log

(

struct xlog *

log

)

Definition at line 1626 of file xfs_log.c.

STATIC void xlog_get_iclog_buffer_size	(	struct xfs_mount *	mp,
		struct xlog *	log
	)

Definition at line 1106 of file xfs_log.c.

STATIC xfs_lsn_t xlog_get_lowest_lsn

(

struct xlog *

log

)

Definition at line 2266 of file xfs_log.c.

STATIC int xlog_grant_head_check	(	struct xlog *	log,
		struct xlog_grant_head *	head,
		struct xlog_ticket *	tic,
		int *	need_bytes
	)

Definition at line 306 of file xfs_log.c.

STATIC void xlog_grant_head_init

(

struct xlog_grant_head *

head

)

Definition at line 194 of file xfs_log.c.

STATIC int xlog_grant_head_wait	(	struct xlog *	log,
		struct xlog_grant_head *	head,
		struct xlog_ticket *	tic,
		int	need_bytes
	)

Definition at line 254 of file xfs_log.c.

STATIC bool xlog_grant_head_wake	(	struct xlog *	log,
		struct xlog_grant_head *	head,
		int *	free_bytes
	)

Definition at line 232 of file xfs_log.c.

STATIC void xlog_grant_head_wake_all

(

struct xlog_grant_head *

head

)

Definition at line 203 of file xfs_log.c.

STATIC void xlog_grant_push_ail	(	struct xlog *	log,
		int	need_bytes
	)

Definition at line 1364 of file xfs_log.c.

STATIC int xlog_iclogs_empty

(

struct xlog *

log

)

Definition at line 3700 of file xfs_log.c.

void xlog_iodone

(

xfs_buf_t *

bp

)

Definition at line 1061 of file xfs_log.c.

void xlog_print_tic_res	(	struct xfs_mount *	mp,
		struct xlog_ticket *	ticket
	)

Definition at line 1681 of file xfs_log.c.

STATIC void xlog_regrant_reserve_log_space	(	struct xlog *	log,
		struct xlog_ticket *	ticket
	)

Definition at line 2690 of file xfs_log.c.

STATIC int xlog_space_left	(	struct xlog *	log,
		atomic64_t *	head
	)

Definition at line 1016 of file xfs_log.c.

STATIC void xlog_state_clean_log

(

struct xlog *

log

)

Definition at line 2186 of file xfs_log.c.

STATIC void xlog_state_do_callback	(	struct xlog *	log,
		int	aborted,
		struct xlog_in_core *	iclog
	)

Definition at line 2289 of file xfs_log.c.

STATIC void xlog_state_done_syncing	(	xlog_in_core_t *	iclog,
		int	aborted
	)

Definition at line 2521 of file xfs_log.c.

STATIC int xlog_state_get_iclog_space	(	struct xlog *	log,
		int	len,
		struct xlog_in_core **	iclog,
		struct xlog_ticket *	ticket,
		int *	continued_write,
		int *	logoffsetp
	)

Definition at line 2579 of file xfs_log.c.

STATIC int xlog_state_ioerror

(

struct xlog *

log

)

Definition at line 3547 of file xfs_log.c.

STATIC int xlog_state_release_iclog	(	struct xlog *	log,
		struct xlog_in_core *	iclog
	)

Definition at line 2777 of file xfs_log.c.

STATIC void xlog_state_switch_iclogs	(	struct xlog *	log,
		struct xlog_in_core *	iclog,
		int	eventual_size
	)

Definition at line 2829 of file xfs_log.c.

STATIC void xlog_state_want_sync	(	struct xlog *	log,
		struct xlog_in_core *	iclog
	)

Definition at line 3176 of file xfs_log.c.

STATIC int xlog_sync	(	struct xlog *	log,
		struct xlog_in_core *	iclog
	)

Definition at line 1475 of file xfs_log.c.

struct xlog_ticket* xlog_ticket_alloc ( struct xlog *  log, int  unit_bytes, int  cnt, char  client, bool  permanent, xfs_km_flags_t  alloc_flags  )

read

Definition at line 3223 of file xfs_log.c.

STATIC void xlog_ungrant_log_space	(	struct xlog *	log,
		struct xlog_ticket *	ticket
	)

Definition at line 2737 of file xfs_log.c.

int xlog_write	(	struct xlog *	log,
		struct xfs_log_vec *	log_vector,
		struct xlog_ticket *	ticket,
		xfs_lsn_t *	start_lsn,
		struct xlog_in_core **	commit_iclog,
		uint	flags
	)

Definition at line 2014 of file xfs_log.c.

Variable Documentation

kmem_zone_t* xfs_log_ticket_zone

Definition at line 38 of file xfs_log.c.