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libvhost-user: Adopt new backend naming

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The Vhost-user specification changed feature and request
naming from _SLAVE_ to _BACKEND_.

This patch adopts the new naming convention.

Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Message-Id: <20230208203259.381326-3-maxime.coquelin@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Maxime Coquelin 2023-02-08 21:32:58 +01:00 committed by Michael S. Tsirkin
parent e9ca9f33f5
commit e608feed51
2 changed files with 20 additions and 20 deletions
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20
subprojects/libvhost-user/libvhost-user.c
View file

@ -140,7 +140,7 @@ 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),
@ -1365,7 +1365,7 @@ 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 = {
@ -1383,7 +1383,7 @@ 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;
}
@ -1461,9 +1461,9 @@ 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;
@ -1494,7 +1494,7 @@ 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
@ -1507,7 +1507,7 @@ 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;
}
@ -1910,7 +1910,7 @@ 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);
@ -2416,9 +2416,9 @@ 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 = {

20
subprojects/libvhost-user/libvhost-user.h
View file

@ -54,12 +54,12 @@ 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,
@ -92,7 +92,7 @@ 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,
@ -113,13 +113,13 @@ typedef enum VhostUserRequest {
} VhostUserRequest;
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_MAX
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
} VhostUserSlaveRequest;
typedef struct VhostUserMemoryRegion {