Follow the terminology that is used in the specification. The old names
are preserved for API compatibility.
Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
---
subprojects/libvhost-user/libvhost-user.c | 20 ++++++------
subprojects/libvhost-user/libvhost-user.h | 39 ++++++++++++++++-------
2 files changed, 37 insertions(+), 22 deletions(-)
diff --git a/subprojects/libvhost-user/libvhost-user.c
b/subprojects/libvhost-user/libvhost-user.c
index fab7ca17ee..b7aef17e4e 100644
--- a/subprojects/libvhost-user/libvhost-user.c
+++ b/subprojects/libvhost-user/libvhost-user.c
@@ -125,7 +125,7 @@ vu_request_to_string(unsigned int req)
REQ(VHOST_USER_SET_VRING_ENABLE),
REQ(VHOST_USER_SEND_RARP),
REQ(VHOST_USER_NET_SET_MTU),
- REQ(VHOST_USER_SET_SLAVE_REQ_FD),
+ REQ(VHOST_USER_SET_BACKEND_REQ_FD),
REQ(VHOST_USER_IOTLB_MSG),
REQ(VHOST_USER_SET_VRING_ENDIAN),
REQ(VHOST_USER_GET_CONFIG),
@@ -1313,7 +1313,7 @@ bool vu_set_queue_host_notifier(VuDev *dev, VuVirtq *vq,
int fd,
int qidx = vq - dev->vq;
int fd_num = 0;
VhostUserMsg vmsg = {
- .request = VHOST_USER_SLAVE_VRING_HOST_NOTIFIER_MSG,
+ .request = VHOST_USER_BACKEND_VRING_HOST_NOTIFIER_MSG,
.flags = VHOST_USER_VERSION | VHOST_USER_NEED_REPLY_MASK,
.size = sizeof(vmsg.payload.area),
.payload.area = {
@@ -1331,7 +1331,7 @@ bool vu_set_queue_host_notifier(VuDev *dev, VuVirtq *vq,
int fd,
vmsg.fd_num = fd_num;
- if (!vu_has_protocol_feature(dev, VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD)) {
+ if (!vu_has_protocol_feature(dev, VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD)) {
return false;
}
@@ -1409,9 +1409,9 @@ vu_get_protocol_features_exec(VuDev *dev, VhostUserMsg
*vmsg)
*/
uint64_t features = 1ULL << VHOST_USER_PROTOCOL_F_MQ |
1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD |
- 1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ |
+ 1ULL << VHOST_USER_PROTOCOL_F_BACKEND_REQ |
1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER |
- 1ULL << VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD |
+ 1ULL << VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD |
1ULL << VHOST_USER_PROTOCOL_F_REPLY_ACK |
1ULL << VHOST_USER_PROTOCOL_F_CONFIGURE_MEM_SLOTS;
@@ -1442,7 +1442,7 @@ vu_set_protocol_features_exec(VuDev *dev, VhostUserMsg
*vmsg)
if (vu_has_protocol_feature(dev,
VHOST_USER_PROTOCOL_F_INBAND_NOTIFICATIONS) &&
- (!vu_has_protocol_feature(dev, VHOST_USER_PROTOCOL_F_SLAVE_REQ) ||
+ (!vu_has_protocol_feature(dev, VHOST_USER_PROTOCOL_F_BACKEND_REQ) ||
!vu_has_protocol_feature(dev, VHOST_USER_PROTOCOL_F_REPLY_ACK))) {
/*
* The use case for using messages for kick/call is simulation, to make
@@ -1455,7 +1455,7 @@ vu_set_protocol_features_exec(VuDev *dev, VhostUserMsg
*vmsg)
* that actually enables the simulation case.
*/
vu_panic(dev,
- "F_IN_BAND_NOTIFICATIONS requires F_SLAVE_REQ &&
F_REPLY_ACK");
+ "F_IN_BAND_NOTIFICATIONS requires F_BACKEND_REQ &&
F_REPLY_ACK");
return false;
}
@@ -1864,7 +1864,7 @@ vu_process_message(VuDev *dev, VhostUserMsg *vmsg)
return vu_get_queue_num_exec(dev, vmsg);
case VHOST_USER_SET_VRING_ENABLE:
return vu_set_vring_enable_exec(dev, vmsg);
- case VHOST_USER_SET_SLAVE_REQ_FD:
+ case VHOST_USER_SET_BACKEND_REQ_FD:
return vu_set_slave_req_fd(dev, vmsg);
case VHOST_USER_GET_CONFIG:
return vu_get_config(dev, vmsg);
@@ -2370,9 +2370,9 @@ static void _vu_queue_notify(VuDev *dev, VuVirtq *vq,
bool sync)
if (vq->call_fd < 0 &&
vu_has_protocol_feature(dev,
VHOST_USER_PROTOCOL_F_INBAND_NOTIFICATIONS) &&
- vu_has_protocol_feature(dev, VHOST_USER_PROTOCOL_F_SLAVE_REQ)) {
+ vu_has_protocol_feature(dev, VHOST_USER_PROTOCOL_F_BACKEND_REQ)) {
VhostUserMsg vmsg = {
- .request = VHOST_USER_SLAVE_VRING_CALL,
+ .request = VHOST_USER_BACKEND_VRING_CALL,
.flags = VHOST_USER_VERSION,
.size = sizeof(vmsg.payload.state),
.payload.state = {
diff --git a/subprojects/libvhost-user/libvhost-user.h
b/subprojects/libvhost-user/libvhost-user.h
index 3d13dfadde..eba3e1fc05 100644
--- a/subprojects/libvhost-user/libvhost-user.h
+++ b/subprojects/libvhost-user/libvhost-user.h
@@ -54,18 +54,20 @@ enum VhostUserProtocolFeature {
VHOST_USER_PROTOCOL_F_RARP = 2,
VHOST_USER_PROTOCOL_F_REPLY_ACK = 3,
VHOST_USER_PROTOCOL_F_NET_MTU = 4,
- VHOST_USER_PROTOCOL_F_SLAVE_REQ = 5,
+ VHOST_USER_PROTOCOL_F_BACKEND_REQ = 5,
VHOST_USER_PROTOCOL_F_CROSS_ENDIAN = 6,
VHOST_USER_PROTOCOL_F_CRYPTO_SESSION = 7,
VHOST_USER_PROTOCOL_F_PAGEFAULT = 8,
VHOST_USER_PROTOCOL_F_CONFIG = 9,
- VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD = 10,
+ VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD = 10,
VHOST_USER_PROTOCOL_F_HOST_NOTIFIER = 11,
VHOST_USER_PROTOCOL_F_INFLIGHT_SHMFD = 12,
VHOST_USER_PROTOCOL_F_INBAND_NOTIFICATIONS = 14,
VHOST_USER_PROTOCOL_F_CONFIGURE_MEM_SLOTS = 15,
+ VHOST_USER_PROTOCOL_F_MAX,
- VHOST_USER_PROTOCOL_F_MAX
+ VHOST_USER_PROTOCOL_F_SLAVE_REQ = VHOST_USER_PROTOCOL_F_BACKEND_REQ,
+ VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD = VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD
};
#define VHOST_USER_PROTOCOL_FEATURE_MASK ((1 << VHOST_USER_PROTOCOL_F_MAX) - 1)
@@ -92,7 +94,7 @@ typedef enum VhostUserRequest {
VHOST_USER_SET_VRING_ENABLE = 18,
VHOST_USER_SEND_RARP = 19,
VHOST_USER_NET_SET_MTU = 20,
- VHOST_USER_SET_SLAVE_REQ_FD = 21,
+ VHOST_USER_SET_BACKEND_REQ_FD = 21,
VHOST_USER_IOTLB_MSG = 22,
VHOST_USER_SET_VRING_ENDIAN = 23,
VHOST_USER_GET_CONFIG = 24,
@@ -109,16 +111,29 @@ typedef enum VhostUserRequest {
VHOST_USER_GET_MAX_MEM_SLOTS = 36,
VHOST_USER_ADD_MEM_REG = 37,
VHOST_USER_REM_MEM_REG = 38,
- VHOST_USER_MAX
+ VHOST_USER_MAX,
+
+ VHOST_USER_SET_SLAVE_REQ_FD = VHOST_USER_SET_BACKEND_REQ_FD,
} VhostUserRequest;
+typedef enum VhostUserBackendRequest {
+ VHOST_USER_BACKEND_NONE = 0,
+ VHOST_USER_BACKEND_IOTLB_MSG = 1,
+ VHOST_USER_BACKEND_CONFIG_CHANGE_MSG = 2,
+ VHOST_USER_BACKEND_VRING_HOST_NOTIFIER_MSG = 3,
+ VHOST_USER_BACKEND_VRING_CALL = 4,
+ VHOST_USER_BACKEND_VRING_ERR = 5,
+ VHOST_USER_BACKEND_MAX
+} VhostUserBackendRequest;
+
+
typedef enum VhostUserSlaveRequest {
- VHOST_USER_SLAVE_NONE = 0,
- VHOST_USER_SLAVE_IOTLB_MSG = 1,
- VHOST_USER_SLAVE_CONFIG_CHANGE_MSG = 2,
- VHOST_USER_SLAVE_VRING_HOST_NOTIFIER_MSG = 3,
- VHOST_USER_SLAVE_VRING_CALL = 4,
- VHOST_USER_SLAVE_VRING_ERR = 5,
+ VHOST_USER_SLAVE_NONE = VHOST_USER_BACKEND_NONE,
+ VHOST_USER_SLAVE_IOTLB_MSG = VHOST_USER_BACKEND_IOTLB_MSG,
+ VHOST_USER_SLAVE_CONFIG_CHANGE_MSG = VHOST_USER_BACKEND_CONFIG_CHANGE_MSG,
+ VHOST_USER_SLAVE_VRING_HOST_NOTIFIER_MSG =
VHOST_USER_BACKEND_VRING_HOST_NOTIFIER_MSG,
+ VHOST_USER_SLAVE_VRING_CALL = VHOST_USER_BACKEND_VRING_CALL,
+ VHOST_USER_SLAVE_VRING_ERR = VHOST_USER_BACKEND_VRING_ERR,
VHOST_USER_SLAVE_MAX
} VhostUserSlaveRequest;
@@ -295,7 +310,7 @@ typedef struct VuVirtqInflight {
uint16_t version;
/* The size of VuDescStateSplit array. It's equal to the virtqueue
- * size. Slave could get it from queue size field of VhostUserInflight. */
+ * size. The backend could get it from queue size field of
VhostUserInflight. */
uint16_t desc_num;
/* The head of list that track the last batch of used descriptors. */
--
2.26.2
