dm-region-hash.h File Reference

#include <linux/dm-dirty-log.h>

Go to the source code of this file.

Enumerations
enum	dm_rh_region_states { DM_RH_CLEAN = 0x01, DM_RH_DIRTY = 0x02, DM_RH_NOSYNC = 0x04, DM_RH_RECOVERING = 0x08 }

Functions
struct dm_region_hash *	dm_region_hash_create (void *context, void(*dispatch_bios)(void *context, struct bio_list *bios), void(*wakeup_workers)(void *context), void(*wakeup_all_recovery_waiters)(void *context), sector_t target_begin, unsigned max_recovery, struct dm_dirty_log *log, uint32_t region_size, region_t nr_regions)
void	dm_region_hash_destroy (struct dm_region_hash *rh)
struct dm_dirty_log *	dm_rh_dirty_log (struct dm_region_hash *rh)
region_t	dm_rh_bio_to_region (struct dm_region_hash *rh, struct bio *bio)
sector_t	dm_rh_region_to_sector (struct dm_region_hash *rh, region_t region)
void *	dm_rh_region_context (struct dm_region *reg)
sector_t	dm_rh_get_region_size (struct dm_region_hash *rh)
region_t	dm_rh_get_region_key (struct dm_region *reg)
int	dm_rh_get_state (struct dm_region_hash *rh, region_t region, int may_block)
void	dm_rh_set_state (struct dm_region_hash *rh, region_t region, enum dm_rh_region_states state, int may_block)
void	dm_rh_update_states (struct dm_region_hash *rh, int errors_handled)
int	dm_rh_flush (struct dm_region_hash *rh)
void	dm_rh_inc_pending (struct dm_region_hash *rh, struct bio_list *bios)
void	dm_rh_dec (struct dm_region_hash *rh, region_t region)
void	dm_rh_delay (struct dm_region_hash *rh, struct bio *bio)
void	dm_rh_mark_nosync (struct dm_region_hash *rh, struct bio *bio)
void	dm_rh_recovery_prepare (struct dm_region_hash *rh)
struct dm_region *	dm_rh_recovery_start (struct dm_region_hash *rh)
void	dm_rh_recovery_end (struct dm_region *reg, int error)
int	dm_rh_recovery_in_flight (struct dm_region_hash *rh)
void	dm_rh_start_recovery (struct dm_region_hash *rh)
void	dm_rh_stop_recovery (struct dm_region_hash *rh)

Enumeration Type Documentation

enum dm_rh_region_states

Enumerator:

DM_RH_CLEAN
DM_RH_DIRTY
DM_RH_NOSYNC
DM_RH_RECOVERING

Definition at line 24 of file dm-region-hash.h.

Function Documentation

struct dm_region_hash* dm_region_hash_create ( void *  context, void(*)(void *context, struct bio_list *bios)  dispatch_bios, void(*)(void *context)  wakeup_workers, void(*)(void *context)  wakeup_all_recovery_waiters, sector_t  target_begin, unsigned  max_recovery, struct dm_dirty_log *  log, uint32_t  region_size, region_t  nr_regions  )

read

Definition at line 159 of file dm-region-hash.c.

void dm_region_hash_destroy

(

struct dm_region_hash *

rh

)

Definition at line 234 of file dm-region-hash.c.

region_t dm_rh_bio_to_region	(	struct dm_region_hash *	rh,
		struct bio *	bio
	)

Definition at line 127 of file dm-region-hash.c.

void dm_rh_dec	(	struct dm_region_hash *	rh,
		region_t	region
	)

Definition at line 537 of file dm-region-hash.c.

void dm_rh_delay	(	struct dm_region_hash *	rh,
		struct bio *	bio
	)

Definition at line 689 of file dm-region-hash.c.

struct dm_dirty_log* dm_rh_dirty_log ( struct dm_region_hash *  rh )

read

Definition at line 259 of file dm-region-hash.c.

int dm_rh_flush

(

struct dm_region_hash *

rh

)

Definition at line 683 of file dm-region-hash.c.

region_t dm_rh_get_region_key

(

struct dm_region *

reg

)

Definition at line 139 of file dm-region-hash.c.

sector_t dm_rh_get_region_size

(

struct dm_region_hash *

rh

)

Definition at line 145 of file dm-region-hash.c.

int dm_rh_get_state	(	struct dm_region_hash *	rh,
		region_t	region,
		int	may_block
	)

Definition at line 337 of file dm-region-hash.c.

void dm_rh_inc_pending	(	struct dm_region_hash *	rh,
		struct bio_list *	bios
	)

Definition at line 525 of file dm-region-hash.c.

void dm_rh_mark_nosync	(	struct dm_region_hash *	rh,
		struct bio *	bio
	)

Definition at line 394 of file dm-region-hash.c.

void dm_rh_recovery_end	(	struct dm_region *	reg,
		int	error
	)

Definition at line 660 of file dm-region-hash.c.

int dm_rh_recovery_in_flight

(

struct dm_region_hash *

rh

)

Definition at line 677 of file dm-region-hash.c.

void dm_rh_recovery_prepare

(

struct dm_region_hash *

rh

)

Definition at line 621 of file dm-region-hash.c.

struct dm_region* dm_rh_recovery_start ( struct dm_region_hash *  rh )

read

Definition at line 644 of file dm-region-hash.c.

void* dm_rh_region_context

(

struct dm_region *

reg

)

Definition at line 133 of file dm-region-hash.c.

sector_t dm_rh_region_to_sector	(	struct dm_region_hash *	rh,
		region_t	region
	)

Definition at line 121 of file dm-region-hash.c.

void dm_rh_set_state	(	struct dm_region_hash *	rh,
		region_t	region,
		enum dm_rh_region_states	state,
		int	may_block
	)

void dm_rh_start_recovery

(

struct dm_region_hash *

rh

)

Definition at line 710 of file dm-region-hash.c.

void dm_rh_stop_recovery

(

struct dm_region_hash *

rh

)

Definition at line 700 of file dm-region-hash.c.

void dm_rh_update_states	(	struct dm_region_hash *	rh,
		int	errors_handled
	)

Definition at line 439 of file dm-region-hash.c.