sys/bpobj.h File Reference

#include <sys/dmu.h>
#include <sys/spa.h>
#include <sys/txg.h>
#include <sys/zio.h>
#include <sys/zfs_context.h>

Include dependency graph for bpobj.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Data Structures
struct	bpobj_phys
struct	bpobj
Defines
#define	BPOBJ_SIZE_V0   (2 * sizeof (uint64_t))
#define	BPOBJ_SIZE_V1   (4 * sizeof (uint64_t))
Typedefs
typedef struct bpobj_phys	bpobj_phys_t
typedef struct bpobj	bpobj_t
typedef int	bpobj_itor_t (void *arg, const blkptr_t *bp, dmu_tx_t *tx)
Functions
uint64_t	bpobj_alloc (objset_t *mos, int blocksize, dmu_tx_t *tx)
uint64_t	bpobj_alloc_empty (objset_t *os, int blocksize, dmu_tx_t *tx)
	Return an empty bpobj, preferably the empty dummy one (dp_empty_bpobj).
void	bpobj_free (objset_t *os, uint64_t obj, dmu_tx_t *tx)
void	bpobj_decr_empty (objset_t *os, dmu_tx_t *tx)
int	bpobj_open (bpobj_t *bpo, objset_t *mos, uint64_t object)
void	bpobj_close (bpobj_t *bpo)
int	bpobj_iterate (bpobj_t *bpo, bpobj_itor_t func, void *arg, dmu_tx_t *tx)
	Iterate and remove the entries.
int	bpobj_iterate_nofree (bpobj_t *bpo, bpobj_itor_t func, void *, dmu_tx_t *)
	Iterate the entries.
int	bpobj_iterate_dbg (bpobj_t *bpo, uint64_t *itorp, blkptr_t *bp)
void	bpobj_enqueue_subobj (bpobj_t *bpo, uint64_t subobj, dmu_tx_t *tx)
void	bpobj_enqueue (bpobj_t *bpo, const blkptr_t *bp, dmu_tx_t *tx)
int	bpobj_space (bpobj_t *bpo, uint64_t *usedp, uint64_t *compp, uint64_t *uncompp)
int	bpobj_space_range (bpobj_t *bpo, uint64_t mintxg, uint64_t maxtxg, uint64_t *usedp, uint64_t *compp, uint64_t *uncompp)

---

Define Documentation

#define BPOBJ_SIZE_V0   (2 * sizeof (uint64_t))

Definition at line 53 of file bpobj.h.

#define BPOBJ_SIZE_V1   (4 * sizeof (uint64_t))

Definition at line 54 of file bpobj.h.

---

Typedef Documentation

typedef int bpobj_itor_t(void *arg, const blkptr_t *bp, dmu_tx_t *tx)

Definition at line 68 of file bpobj.h.

typedef struct bpobj_phys bpobj_phys_t

typedef struct bpobj bpobj_t

---

Function Documentation

uint64_t bpobj_alloc	(	objset_t *	mos,
		int	blocksize,
		dmu_tx_t *	tx
	)

Definition at line 80 of file bpobj.c.

uint64_t bpobj_alloc_empty	(	objset_t *	os,
		int	blocksize,
		dmu_tx_t *	tx
	)

Return an empty bpobj, preferably the empty dummy one (dp_empty_bpobj).

Definition at line 37 of file bpobj.c.

void bpobj_close

(

bpobj_t *

bpo

)

Definition at line 181 of file bpobj.c.

void bpobj_decr_empty	(	objset_t *	os,
		dmu_tx_t *	tx
	)

Definition at line 63 of file bpobj.c.

void bpobj_enqueue	(	bpobj_t *	bpo,
		const blkptr_t *	bp,
		dmu_tx_t *	tx
	)

Definition at line 438 of file bpobj.c.

void bpobj_enqueue_subobj	(	bpobj_t *	bpo,
		uint64_t	subobj,
		dmu_tx_t *	tx
	)

Definition at line 365 of file bpobj.c.

void bpobj_free	(	objset_t *	os,
		uint64_t	obj,
		dmu_tx_t *	tx
	)

Definition at line 96 of file bpobj.c.

int bpobj_iterate	(	bpobj_t *	bpo,
		bpobj_itor_t	func,
		void *	arg,
		dmu_tx_t *	tx
	)

Iterate and remove the entries.

If func returns nonzero, iteration will stop and that entry will not be removed.

Definition at line 350 of file bpobj.c.

int bpobj_iterate_dbg	(	bpobj_t *	bpo,
		uint64_t *	itorp,
		blkptr_t *	bp
	)

int bpobj_iterate_nofree	(	bpobj_t *	bpo,
		bpobj_itor_t	func,
		void *	arg,
		dmu_tx_t *	tx
	)

Iterate the entries.

If func returns nonzero, iteration will stop.

Definition at line 359 of file bpobj.c.

int bpobj_open	(	bpobj_t *	bpo,
		objset_t *	mos,
		uint64_t	object
	)

Definition at line 149 of file bpobj.c.

int bpobj_space	(	bpobj_t *	bpo,
		uint64_t *	usedp,
		uint64_t *	compp,
		uint64_t *	uncompp
	)

Definition at line 512 of file bpobj.c.

int bpobj_space_range	(	bpobj_t *	bpo,
		uint64_t	mintxg,
		uint64_t	maxtxg,
		uint64_t *	usedp,
		uint64_t *	compp,
		uint64_t *	uncompp
	)

Definition at line 534 of file bpobj.c.