diff options
Diffstat (limited to 'include/sys/fs/zfs.h')
| -rw-r--r-- | include/sys/fs/zfs.h | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/include/sys/fs/zfs.h b/include/sys/fs/zfs.h index 870618ecb..0ee9b00bd 100644 --- a/include/sys/fs/zfs.h +++ b/include/sys/fs/zfs.h @@ -239,6 +239,7 @@ typedef enum { ZPOOL_PROP_TNAME, ZPOOL_PROP_MAXDNODESIZE, ZPOOL_PROP_MULTIHOST, + ZPOOL_PROP_CHECKPOINT, ZPOOL_NUM_PROPS } zpool_prop_t; @@ -616,6 +617,7 @@ typedef struct zpool_load_policy { #define ZPOOL_CONFIG_DTL "DTL" #define ZPOOL_CONFIG_SCAN_STATS "scan_stats" /* not stored on disk */ #define ZPOOL_CONFIG_REMOVAL_STATS "removal_stats" /* not stored on disk */ +#define ZPOOL_CONFIG_CHECKPOINT_STATS "checkpoint_stats" /* not on disk */ #define ZPOOL_CONFIG_VDEV_STATS "vdev_stats" /* not stored on disk */ #define ZPOOL_CONFIG_INDIRECT_SIZE "indirect_size" /* not stored on disk */ @@ -752,6 +754,8 @@ typedef struct zpool_load_policy { "com.delphix:indirect_obsolete_sm" #define VDEV_TOP_ZAP_OBSOLETE_COUNTS_ARE_PRECISE \ "com.delphix:obsolete_counts_are_precise" +#define VDEV_TOP_ZAP_POOL_CHECKPOINT_SM \ + "com.delphix:pool_checkpoint_sm" /* * This is needed in userland to report the minimum necessary device size. @@ -861,6 +865,18 @@ typedef enum pool_scrub_cmd { POOL_SCRUB_FLAGS_END } pool_scrub_cmd_t; +typedef enum { + CS_NONE, + CS_CHECKPOINT_EXISTS, + CS_CHECKPOINT_DISCARDING, + CS_NUM_STATES +} checkpoint_state_t; + +typedef struct pool_checkpoint_stat { + uint64_t pcs_state; /* checkpoint_state_t */ + uint64_t pcs_start_time; /* time checkpoint/discard started */ + uint64_t pcs_space; /* checkpointed space */ +} pool_checkpoint_stat_t; /* * ZIO types. Needed to interpret vdev statistics below. @@ -958,7 +974,7 @@ typedef struct vdev_stat { uint64_t vs_scan_removing; /* removing? */ uint64_t vs_scan_processed; /* scan processed bytes */ uint64_t vs_fragmentation; /* device fragmentation */ - + uint64_t vs_checkpoint_space; /* checkpoint-consumed space */ } vdev_stat_t; /* @@ -1144,6 +1160,8 @@ typedef enum zfs_ioc { ZFS_IOC_UNLOAD_KEY, ZFS_IOC_CHANGE_KEY, ZFS_IOC_REMAP, + ZFS_IOC_POOL_CHECKPOINT, + ZFS_IOC_POOL_DISCARD_CHECKPOINT, /* * Linux - 3/64 numbers reserved. @@ -1167,6 +1185,22 @@ typedef enum zfs_ioc { #define BLKZNAME _IOR(0x12, 125, char[ZFS_MAX_DATASET_NAME_LEN]) /* + * ZFS-specific error codes used for returning descriptive errors + * to the userland through zfs ioctls. + * + * The enum implicitly includes all the error codes from errno.h. + * New code should use and extend this enum for errors that are + * not described precisely by generic errno codes. + */ +typedef enum { + ZFS_ERR_CHECKPOINT_EXISTS = 1024, + ZFS_ERR_DISCARDING_CHECKPOINT, + ZFS_ERR_NO_CHECKPOINT, + ZFS_ERR_DEVRM_IN_PROGRESS, + ZFS_ERR_VDEV_TOO_BIG +} zfs_errno_t; + +/* * Internal SPA load state. Used by FMA diagnosis engine. */ typedef enum { @@ -1235,6 +1269,7 @@ typedef enum { #define ZFS_IMPORT_TEMP_NAME 0x10 #define ZFS_IMPORT_SKIP_MMP 0x20 #define ZFS_IMPORT_LOAD_KEYS 0x40 +#define ZFS_IMPORT_CHECKPOINT 0x80 /* * Channel program argument/return nvlist keys and defaults. |