diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/block/nbd.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/block/nbd.h b/include/block/nbd.h index 79502a090b..9e835d2cbb 100644 --- a/include/block/nbd.h +++ b/include/block/nbd.h @@ -45,6 +45,18 @@ struct nbd_reply { #define NBD_FLAG_ROTATIONAL (1 << 4) /* Use elevator algorithm - rotational media */ #define NBD_FLAG_SEND_TRIM (1 << 5) /* Send TRIM (discard) */ +/* New-style global flags. */ +#define NBD_FLAG_FIXED_NEWSTYLE (1 << 0) /* Fixed newstyle protocol. */ + +/* New-style client flags. */ +#define NBD_FLAG_C_FIXED_NEWSTYLE (1 << 0) /* Fixed newstyle protocol. */ + +/* Reply types. */ +#define NBD_REP_ACK (1) /* Data sending finished. */ +#define NBD_REP_SERVER (2) /* Export description. */ +#define NBD_REP_ERR_UNSUP ((1 << 31) | 1) /* Unknown option. */ +#define NBD_REP_ERR_INVALID ((1 << 31) | 3) /* Invalid length. */ + #define NBD_CMD_MASK_COMMAND 0x0000ffff #define NBD_CMD_FLAG_FUA (1 << 16) |