diff options
Diffstat (limited to 'drivers/md/dm-vdo/indexer/indexer.h')
| -rw-r--r-- | drivers/md/dm-vdo/indexer/indexer.h | 53 |
1 files changed, 26 insertions, 27 deletions
diff --git a/drivers/md/dm-vdo/indexer/indexer.h b/drivers/md/dm-vdo/indexer/indexer.h index 183a94eb7e92..7c1fc4577f5b 100644 --- a/drivers/md/dm-vdo/indexer/indexer.h +++ b/drivers/md/dm-vdo/indexer/indexer.h @@ -8,6 +8,7 @@ #include <linux/mutex.h> #include <linux/sched.h> +#include <linux/stddef.h> #include <linux/types.h> #include <linux/wait.h> @@ -73,7 +74,7 @@ enum uds_request_type { /* Remove any mapping for a name. */ UDS_DELETE, -}; +} __packed; enum uds_open_index_type { /* Create a new index. */ @@ -226,7 +227,7 @@ struct uds_zone_message { enum uds_zone_message_type type; /* The virtual chapter number to which the message applies */ u64 virtual_chapter; -}; +} __packed; struct uds_index_session; struct uds_index; @@ -253,34 +254,32 @@ struct uds_request { /* The existing data associated with the request name, if any */ struct uds_record_data old_metadata; - /* Either UDS_SUCCESS or an error code for the request */ - int status; /* True if the record name had an existing entry in the index */ bool found; + /* Either UDS_SUCCESS or an error code for the request */ + int status; - /* - * The remaining fields are used internally and should not be altered by clients. The index - * relies on zone_number being the first field in this section. - */ - - /* The number of the zone which will process this request*/ - unsigned int zone_number; - /* A link for adding a request to a lock-free queue */ - struct funnel_queue_entry queue_link; - /* A link for adding a request to a standard linked list */ - struct uds_request *next_request; - /* A pointer to the index processing this request */ - struct uds_index *index; - /* Control message for coordinating between zones */ - struct uds_zone_message zone_message; - /* If true, process request immediately by waking the worker thread */ - bool unbatched; - /* If true, continue this request before processing newer requests */ - bool requeued; - /* The virtual chapter containing the record name, if known */ - u64 virtual_chapter; - /* The region of the index containing the record name */ - enum uds_index_region location; + /* The remaining fields are used internally and should not be altered by clients. */ + struct_group(internal, + /* The virtual chapter containing the record name, if known */ + u64 virtual_chapter; + /* The region of the index containing the record name */ + enum uds_index_region location; + /* If true, process request immediately by waking the worker thread */ + bool unbatched; + /* If true, continue this request before processing newer requests */ + bool requeued; + /* Control message for coordinating between zones */ + struct uds_zone_message zone_message; + /* The number of the zone which will process this request*/ + unsigned int zone_number; + /* A link for adding a request to a lock-free queue */ + struct funnel_queue_entry queue_link; + /* A link for adding a request to a standard linked list */ + struct uds_request *next_request; + /* A pointer to the index processing this request */ + struct uds_index *index; + ); }; /* A session is required for most index operations. */ |