diff options
| -rw-r--r-- | migration/multifd.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/migration/multifd.h b/migration/multifd.h index 660a9882c2..7bb4a2cbc4 100644 --- a/migration/multifd.h +++ b/migration/multifd.h @@ -17,6 +17,7 @@ #include "ram.h" typedef struct MultiFDRecvData MultiFDRecvData; +typedef struct MultiFDSendData MultiFDSendData; bool multifd_send_setup(void); void multifd_send_shutdown(void); @@ -88,6 +89,31 @@ struct MultiFDRecvData { off_t file_offset; }; +typedef enum { + MULTIFD_PAYLOAD_NONE, + MULTIFD_PAYLOAD_RAM, +} MultiFDPayloadType; + +typedef union MultiFDPayload { + MultiFDPages_t ram; +} MultiFDPayload; + +struct MultiFDSendData { + MultiFDPayloadType type; + MultiFDPayload u; +}; + +static inline bool multifd_payload_empty(MultiFDSendData *data) +{ + return data->type == MULTIFD_PAYLOAD_NONE; +} + +static inline void multifd_set_payload_type(MultiFDSendData *data, + MultiFDPayloadType type) +{ + data->type = type; +} + typedef struct { /* Fields are only written at creating/deletion time */ /* No lock required for them, they are read only */ |