freebsd-dev/include/sys/bptree.h
Matthew Ahrens 5dbd68a352 Illumos 4914 - zfs on-disk bookmark structure should be named *_phys_t
4914 zfs on-disk bookmark structure should be named *_phys_t

Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Christopher Siden <christopher.siden@delphix.com>
Reviewed by: Richard Lowe <richlowe@richlowe.net>
Reviewed by: Saso Kiselkov <skiselkov.ml@gmail.com>
Approved by: Robert Mustacchi <rm@joyent.com>

References:
  https://www.illumos.org/issues/4914
  https://github.com/illumos/illumos-gate/commit/7802d7b

Porting notes:

There were a number of zfsonlinux-specific uses of zbookmark_t which
needed to be updated.  This should reduce the likelihood of further
problems like issue #2094 from occurring.

Ported by: Tim Chase <tim@chase2k.com>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #2558
2014-08-06 14:48:41 -07:00

66 lines
1.9 KiB
C

/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2012, 2014 by Delphix. All rights reserved.
*/
#ifndef _SYS_BPTREE_H
#define _SYS_BPTREE_H
#include <sys/spa.h>
#include <sys/zio.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct bptree_phys {
uint64_t bt_begin;
uint64_t bt_end;
uint64_t bt_bytes;
uint64_t bt_comp;
uint64_t bt_uncomp;
} bptree_phys_t;
typedef struct bptree_entry_phys {
blkptr_t be_bp;
uint64_t be_birth_txg; /* only delete blocks born after this txg */
zbookmark_phys_t be_zb; /* holds traversal resume point if needed */
} bptree_entry_phys_t;
typedef int bptree_itor_t(void *arg, const blkptr_t *bp, dmu_tx_t *tx);
uint64_t bptree_alloc(objset_t *os, dmu_tx_t *tx);
int bptree_free(objset_t *os, uint64_t obj, dmu_tx_t *tx);
boolean_t bptree_is_empty(objset_t *os, uint64_t obj);
void bptree_add(objset_t *os, uint64_t obj, blkptr_t *bp, uint64_t birth_txg,
uint64_t bytes, uint64_t comp, uint64_t uncomp, dmu_tx_t *tx);
int bptree_iterate(objset_t *os, uint64_t obj, boolean_t free,
bptree_itor_t func, void *arg, dmu_tx_t *tx);
#ifdef __cplusplus
}
#endif
#endif /* _SYS_BPTREE_H */