diff options
Diffstat (limited to 'drivers/block/rbd_types.h')
| -rw-r--r-- | drivers/block/rbd_types.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/block/rbd_types.h b/drivers/block/rbd_types.h index 62ff50d3e7a6..ac98ab6ccd3b 100644 --- a/drivers/block/rbd_types.h +++ b/drivers/block/rbd_types.h @@ -18,6 +18,7 @@ /* For format version 2, rbd image 'foo' consists of objects * rbd_id.foo - id of image * rbd_header.<id> - image metadata + * rbd_object_map.<id> - optional image object map * rbd_data.<id>.0000000000000000 * rbd_data.<id>.0000000000000001 * ... - data @@ -25,6 +26,7 @@ */ #define RBD_HEADER_PREFIX "rbd_header." +#define RBD_OBJECT_MAP_PREFIX "rbd_object_map." #define RBD_ID_PREFIX "rbd_id." #define RBD_V2_DATA_FORMAT "%s.%016llx" @@ -39,6 +41,14 @@ enum rbd_notify_op { RBD_NOTIFY_OP_HEADER_UPDATE = 3, }; +#define OBJECT_NONEXISTENT 0 +#define OBJECT_EXISTS 1 +#define OBJECT_PENDING 2 +#define OBJECT_EXISTS_CLEAN 3 + +#define RBD_FLAG_OBJECT_MAP_INVALID (1ULL << 0) +#define RBD_FLAG_FAST_DIFF_INVALID (1ULL << 1) + /* * For format version 1, rbd image 'foo' consists of objects * foo.rbd - image metadata |