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4101 metaslab_debug should allow for fine-grained control
4102 space_maps should store more information about themselves
4103 space map object blocksize should be increased
4104 ::spa_space no longer works
4105 removing a mirrored log device results in a leaked object
4106 asynchronously load metaslab
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: Adam Leventhal <ahl@delphix.com>
Reviewed by: Sebastien Roy <seb@delphix.com>


   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 
  22 /*
  23  * Copyright (c) 2012 by Delphix. All rights reserved.
  24  */
  25 
  26 #ifndef _SYS_ZFEATURE_H
  27 #define _SYS_ZFEATURE_H
  28 
  29 #include <sys/nvpair.h>
  30 #include "zfeature_common.h"
  31 
  32 #ifdef  __cplusplus
  33 extern "C" {
  34 #endif
  35 
  36 struct spa;
  37 struct dmu_tx;
  38 struct objset;
  39 
  40 extern boolean_t feature_is_supported(struct objset *os, uint64_t obj,
  41     uint64_t desc_obj, nvlist_t *unsup_feat, nvlist_t *enabled_feat);
  42 
  43 extern void spa_feature_create_zap_objects(struct spa *, struct dmu_tx *);
  44 extern void spa_feature_enable(struct spa *, zfeature_info_t *,
  45     struct dmu_tx *);
  46 extern void spa_feature_incr(struct spa *, zfeature_info_t *, struct dmu_tx *);
  47 extern void spa_feature_decr(struct spa *, zfeature_info_t *, struct dmu_tx *);
  48 extern boolean_t spa_feature_is_enabled(struct spa *, zfeature_info_t *);
  49 extern boolean_t spa_feature_is_active(struct spa *, zfeature_info_t *);

  50 
  51 #ifdef  __cplusplus
  52 }
  53 #endif
  54 
  55 #endif /* _SYS_ZFEATURE_H */



   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 
  22 /*
  23  * Copyright (c) 2013 by Delphix. All rights reserved.
  24  */
  25 
  26 #ifndef _SYS_ZFEATURE_H
  27 #define _SYS_ZFEATURE_H
  28 
  29 #include <sys/nvpair.h>
  30 #include "zfeature_common.h"
  31 
  32 #ifdef  __cplusplus
  33 extern "C" {
  34 #endif
  35 
  36 struct spa;
  37 struct dmu_tx;
  38 struct objset;
  39 
  40 extern boolean_t feature_is_supported(struct objset *os, uint64_t obj,
  41     uint64_t desc_obj, nvlist_t *unsup_feat, nvlist_t *enabled_feat);
  42 
  43 extern void spa_feature_create_zap_objects(struct spa *, struct dmu_tx *);
  44 extern void spa_feature_enable(struct spa *, zfeature_info_t *,
  45     struct dmu_tx *);
  46 extern void spa_feature_incr(struct spa *, zfeature_info_t *, struct dmu_tx *);
  47 extern void spa_feature_decr(struct spa *, zfeature_info_t *, struct dmu_tx *);
  48 extern boolean_t spa_feature_is_enabled(struct spa *, zfeature_info_t *);
  49 extern boolean_t spa_feature_is_active(struct spa *, zfeature_info_t *);
  50 extern int spa_feature_get_refcount(struct spa *, zfeature_info_t *);
  51 
  52 #ifdef  __cplusplus
  53 }
  54 #endif
  55 
  56 #endif /* _SYS_ZFEATURE_H */