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Illumos #3104: eliminate empty bpobjs

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3104 eliminate empty bpobjs
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Adam Leventhal <ahl@delphix.com>
Reviewed by: Christopher Siden <chris.siden@delphix.com>
Reviewed by: Garrett D'Amore <garrett@damore.org>
Approved by: Eric Schrock <eric.schrock@delphix.com>

References:
  illumos/illumos-gate@f174573681
  illumos changeset: 13782:8f78aae28a63
  https://www.illumos.org/issues/3104

Ported-by: Brian Behlendorf <behlendorf1@llnl.gov>
This commit is contained in:
Matthew Ahrens
2012-12-23 15:57:14 -08:00
committed by Brian Behlendorf
parent 91579709fc
commit 753c38392d
12 changed files with 166 additions and 11 deletions
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include/sys/bpobj.h
+3
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@@ -20,6 +20,7 @@
*/
/*
* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2012 by Delphix. All rights reserved.
*/
#ifndef _SYS_BPOBJ_H
@@ -67,7 +68,9 @@ typedef struct bpobj {
typedef int bpobj_itor_t(void *arg, const blkptr_t *bp, dmu_tx_t *tx);
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);
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);