*/
/*
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2011, 2018 by Delphix. All rights reserved.
* Copyright (c) 2013 by Saso Kiselkov. All rights reserved.
+ * Copyright (c) 2013, Joyent, Inc. All rights reserved.
+ * Copyright (c) 2017, Intel Corporation.
*/
#ifndef _ZFEATURE_COMMON_H
SPA_FEATURE_ASYNC_DESTROY,
SPA_FEATURE_EMPTY_BPOBJ,
SPA_FEATURE_LZ4_COMPRESS,
+ SPA_FEATURE_MULTI_VDEV_CRASH_DUMP,
SPA_FEATURE_SPACEMAP_HISTOGRAM,
SPA_FEATURE_ENABLED_TXG,
SPA_FEATURE_HOLE_BIRTH,
SPA_FEATURE_EMBEDDED_DATA,
SPA_FEATURE_BOOKMARKS,
SPA_FEATURE_FS_SS_LIMIT,
+ SPA_FEATURE_LARGE_BLOCKS,
+ SPA_FEATURE_LARGE_DNODE,
+ SPA_FEATURE_SHA512,
+ SPA_FEATURE_SKEIN,
+ SPA_FEATURE_EDONR,
+ SPA_FEATURE_USEROBJ_ACCOUNTING,
+ SPA_FEATURE_ENCRYPTION,
+ SPA_FEATURE_PROJECT_QUOTA,
+ SPA_FEATURE_DEVICE_REMOVAL,
+ SPA_FEATURE_OBSOLETE_COUNTS,
+ SPA_FEATURE_POOL_CHECKPOINT,
+ SPA_FEATURE_SPACEMAP_V2,
+ SPA_FEATURE_ALLOCATION_CLASSES,
+ SPA_FEATURE_RESILVER_DEFER,
+ SPA_FEATURE_BOOKMARK_V2,
SPA_FEATURES
} spa_feature_t;
#define SPA_FEATURE_DISABLED (-1ULL)
+typedef enum zfeature_flags {
+ /* Can open pool readonly even if this feature is not supported. */
+ ZFEATURE_FLAG_READONLY_COMPAT = (1 << 0),
+ /*
+ * Is this feature necessary to load the pool? i.e. do we need this
+ * feature to read the full feature list out of the MOS?
+ */
+ ZFEATURE_FLAG_MOS = (1 << 1),
+ /* Activate this feature at the same time it is enabled. */
+ ZFEATURE_FLAG_ACTIVATE_ON_ENABLE = (1 << 2),
+ /* Each dataset has a field set if it has ever used this feature. */
+ ZFEATURE_FLAG_PER_DATASET = (1 << 3)
+} zfeature_flags_t;
+
+typedef enum zfeature_type {
+ ZFEATURE_TYPE_BOOLEAN,
+ ZFEATURE_TYPE_UINT64_ARRAY,
+ ZFEATURE_NUM_TYPES
+} zfeature_type_t;
+
typedef struct zfeature_info {
spa_feature_t fi_feature;
const char *fi_uname; /* User-facing feature name */
const char *fi_guid; /* On-disk feature identifier */
const char *fi_desc; /* Feature description */
- boolean_t fi_can_readonly; /* Can open pool readonly w/o support? */
- boolean_t fi_mos; /* Is the feature necessary to read the MOS? */
- /* Activate this feature at the same time it is enabled */
- boolean_t fi_activate_on_enable;
+ zfeature_flags_t fi_flags;
+ boolean_t fi_zfs_mod_supported; /* supported by running zfs module */
+ zfeature_type_t fi_type; /* Only relevant for PER_DATASET features */
/* array of dependencies, terminated by SPA_FEATURE_NONE */
const spa_feature_t *fi_depends;
} zfeature_info_t;
extern boolean_t zfeature_is_valid_guid(const char *);
extern boolean_t zfeature_is_supported(const char *);
+extern int zfeature_lookup_guid(const char *, spa_feature_t *);
extern int zfeature_lookup_name(const char *, spa_feature_t *);
extern boolean_t zfeature_depends_on(spa_feature_t, spa_feature_t);