/* VDO-specific status codes. */ enum vdo_status_codes { /* base of all VDO errors */
VDO_STATUS_CODE_BASE = VDO_ERRORS_BLOCK_START, /* we haven't written this yet */
VDO_NOT_IMPLEMENTED = VDO_STATUS_CODE_BASE, /* input out of range */
VDO_OUT_OF_RANGE, /* an invalid reference count would result */
VDO_REF_COUNT_INVALID, /* a free block could not be allocated */
VDO_NO_SPACE, /* improper or missing configuration option */
VDO_BAD_CONFIGURATION, /* prior operation still in progress */
VDO_COMPONENT_BUSY, /* page contents incorrect or corrupt data */
VDO_BAD_PAGE, /* unsupported version of some component */
VDO_UNSUPPORTED_VERSION, /* component id mismatch in decoder */
VDO_INCORRECT_COMPONENT, /* parameters have conflicting values */
VDO_PARAMETER_MISMATCH, /* no partition exists with a given id */
VDO_UNKNOWN_PARTITION, /* a partition already exists with a given id */
VDO_PARTITION_EXISTS, /* physical block growth of too few blocks */
VDO_INCREMENT_TOO_SMALL, /* incorrect checksum */
VDO_CHECKSUM_MISMATCH, /* a lock is held incorrectly */
VDO_LOCK_ERROR, /* the VDO is in read-only mode */
VDO_READ_ONLY, /* the VDO is shutting down */
VDO_SHUTTING_DOWN, /* the recovery journal has corrupt entries or corrupt metadata */
VDO_CORRUPT_JOURNAL, /* exceeds maximum number of slabs supported */
VDO_TOO_MANY_SLABS, /* a compressed block fragment is invalid */
VDO_INVALID_FRAGMENT, /* action is unsupported while rebuilding */
VDO_RETRY_AFTER_REBUILD, /* a block map entry is invalid */
VDO_BAD_MAPPING, /* bio_add_page failed */
VDO_BIO_CREATION_FAILED, /* bad magic number */
VDO_BAD_MAGIC, /* bad nonce */
VDO_BAD_NONCE, /* sequence number overflow */
VDO_JOURNAL_OVERFLOW, /* the VDO is not in a state to perform an admin operation */
VDO_INVALID_ADMIN_STATE, /* one more than last error code */
VDO_STATUS_CODE_LAST,
VDO_STATUS_CODE_BLOCK_END = VDO_ERRORS_BLOCK_END
};
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