| /* |
| * CDDL HEADER START |
| * |
| * This file and its contents are supplied under the terms of the |
| * Common Development and Distribution License ("CDDL"), version 1.0. |
| * You may only use this file in accordance with the terms of version |
| * 1.0 of the CDDL. |
| * |
| * A full copy of the text of the CDDL should have accompanied this |
| * source. A copy of the CDDL is also available via the Internet at |
| * http://www.illumos.org/license/CDDL. |
| * |
| * CDDL HEADER END |
| */ |
| |
| /* |
| * Copyright (c) 2015 by Delphix. All rights reserved. |
| */ |
| |
| #ifndef _SYS_VDEV_INDIRECT_BIRTHS_H |
| #define _SYS_VDEV_INDIRECT_BIRTHS_H |
| |
| #include <sys/dmu.h> |
| #include <sys/spa.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| typedef struct vdev_indirect_birth_entry_phys { |
| uint64_t vibe_offset; |
| uint64_t vibe_phys_birth_txg; |
| } vdev_indirect_birth_entry_phys_t; |
| |
| typedef struct vdev_indirect_birth_phys { |
| uint64_t vib_count; /* count of v_i_b_entry_phys_t's */ |
| } vdev_indirect_birth_phys_t; |
| |
| typedef struct vdev_indirect_births { |
| uint64_t vib_object; |
| |
| /* |
| * Each entry indicates that everything up to but not including |
| * vibe_offset was copied in vibe_phys_birth_txg. Entries are sorted |
| * by increasing phys_birth, and also by increasing offset. See |
| * vdev_indirect_births_physbirth for usage. |
| */ |
| vdev_indirect_birth_entry_phys_t *vib_entries; |
| |
| objset_t *vib_objset; |
| |
| dmu_buf_t *vib_dbuf; |
| vdev_indirect_birth_phys_t *vib_phys; |
| } vdev_indirect_births_t; |
| |
| extern vdev_indirect_births_t *vdev_indirect_births_open(objset_t *os, |
| uint64_t object); |
| extern void vdev_indirect_births_close(vdev_indirect_births_t *vib); |
| extern boolean_t vdev_indirect_births_is_open(vdev_indirect_births_t *vib); |
| extern uint64_t vdev_indirect_births_alloc(objset_t *os, dmu_tx_t *tx); |
| extern void vdev_indirect_births_free(objset_t *os, uint64_t object, |
| dmu_tx_t *tx); |
| |
| extern uint64_t vdev_indirect_births_count(vdev_indirect_births_t *vib); |
| extern uint64_t vdev_indirect_births_object(vdev_indirect_births_t *vib); |
| |
| extern void vdev_indirect_births_add_entry(vdev_indirect_births_t *vib, |
| uint64_t offset, uint64_t txg, dmu_tx_t *tx); |
| |
| extern uint64_t vdev_indirect_births_physbirth(vdev_indirect_births_t *vib, |
| uint64_t offset, uint64_t asize); |
| |
| extern uint64_t vdev_indirect_births_last_entry_txg( |
| vdev_indirect_births_t *vib); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* _SYS_VDEV_INDIRECT_BIRTHS_H */ |