diff options
Diffstat (limited to 'drivers/block/rbd_types.h')
| -rw-r--r-- | drivers/block/rbd_types.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/block/rbd_types.h b/drivers/block/rbd_types.h index 49d77cbcf8bd..94f367db27b0 100644 --- a/drivers/block/rbd_types.h +++ b/drivers/block/rbd_types.h @@ -28,6 +28,17 @@ #define RBD_DATA_PREFIX "rbd_data." #define RBD_ID_PREFIX "rbd_id." +#define RBD_LOCK_NAME "rbd_lock" +#define RBD_LOCK_TAG "internal" +#define RBD_LOCK_COOKIE_PREFIX "auto" + +enum rbd_notify_op { + RBD_NOTIFY_OP_ACQUIRED_LOCK = 0, + RBD_NOTIFY_OP_RELEASED_LOCK = 1, + RBD_NOTIFY_OP_REQUEST_LOCK = 2, + RBD_NOTIFY_OP_HEADER_UPDATE = 3, +}; + /* * For format version 1, rbd image 'foo' consists of objects * foo.rbd - image metadata |