[v2,1/2] vhost: fix constants to follow new naming convention

Message ID 20230309051643.70171-2-nmiki@yahoo-corp.jp (mailing list archive)
State Accepted, archived
Delegated to: Maxime Coquelin
Headers
Series vhost: fix names to follow new naming convention |

Checks

Context Check Description
ci/checkpatch warning coding style issues

Commit Message

Nobuhiro MIKI March 9, 2023, 5:16 a.m. UTC
  DPDK apps (e.g. dpdk-skeleton) output this name
during negotiation. But, it is not consistent when
debugging using QEMU as a front-end, for example.
This is because QEMU already follows new naming convention [1].

Some type names and variable names, such as VhostUserSlaveRequest,
are still in old naming convention. But, in this patch we
only focus on constants.

[1] https://qemu-project.gitlab.io/qemu/interop/vhost-user.html

Signed-off-by: Nobuhiro MIKI <nmiki@yahoo-corp.jp>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
---
 .mailmap                        |  2 +-
 drivers/vdpa/ifc/ifcvf_vdpa.c   |  4 ++--
 drivers/vdpa/mlx5/mlx5_vdpa.c   |  4 ++--
 drivers/vdpa/sfc/sfc_vdpa_ops.c |  4 ++--
 lib/vhost/rte_vhost.h           |  8 ++++----
 lib/vhost/vhost_user.c          | 14 +++++++-------
 lib/vhost/vhost_user.h          | 14 +++++++-------
 7 files changed, 25 insertions(+), 25 deletions(-)
  

Comments

Chenbo Xia March 9, 2023, 5:36 a.m. UTC | #1
> -----Original Message-----
> From: Nobuhiro MIKI <nmiki@yahoo-corp.jp>
> Sent: Thursday, March 9, 2023 1:17 PM
> To: maxime.coquelin@redhat.com; Xia, Chenbo <chenbo.xia@intel.com>
> Cc: dev@dpdk.org; stephen@networkplumber.org; Nobuhiro MIKI <nmiki@yahoo-
> corp.jp>
> Subject: [PATCH v2 1/2] vhost: fix constants to follow new naming
> convention
> 
> DPDK apps (e.g. dpdk-skeleton) output this name
> during negotiation. But, it is not consistent when
> debugging using QEMU as a front-end, for example.
> This is because QEMU already follows new naming convention [1].
> 
> Some type names and variable names, such as VhostUserSlaveRequest,
> are still in old naming convention. But, in this patch we
> only focus on constants.
> 
> [1] https://qemu-project.gitlab.io/qemu/interop/vhost-user.html
> 
> Signed-off-by: Nobuhiro MIKI <nmiki@yahoo-corp.jp>
> Acked-by: Stephen Hemminger <stephen@networkplumber.org>
> ---
>  .mailmap                        |  2 +-
>  drivers/vdpa/ifc/ifcvf_vdpa.c   |  4 ++--
>  drivers/vdpa/mlx5/mlx5_vdpa.c   |  4 ++--
>  drivers/vdpa/sfc/sfc_vdpa_ops.c |  4 ++--
>  lib/vhost/rte_vhost.h           |  8 ++++----
>  lib/vhost/vhost_user.c          | 14 +++++++-------
>  lib/vhost/vhost_user.h          | 14 +++++++-------
>  7 files changed, 25 insertions(+), 25 deletions(-)
> 
> diff --git a/.mailmap b/.mailmap
> index 8e7d78f37eef..3400241a6908 100644
> --- a/.mailmap
> +++ b/.mailmap
> @@ -980,7 +980,7 @@ Nithin Dabilpuram <ndabilpuram@marvell.com>
> <nithin.dabilpuram@caviumnetworks.co
>  Nitin Saxena <nitin.saxena@caviumnetworks.com>
>  Nitzan Weller <nitzanwe@mellanox.com>
>  Noa Ezra <noae@mellanox.com>
> -Nobuhiro Miki <nmiki@yahoo-corp.jp>
> +Nobuhiro MIKI <nmiki@yahoo-corp.jp>
>  Norbert Ciosek <norbertx.ciosek@intel.com>
>  Odi Assli <odia@nvidia.com>
>  Ognjen Joldzic <ognjen.joldzic@gmail.com>
> diff --git a/drivers/vdpa/ifc/ifcvf_vdpa.c b/drivers/vdpa/ifc/ifcvf_vdpa.c
> index 4a87673682fc..fe4d278c5380 100644
> --- a/drivers/vdpa/ifc/ifcvf_vdpa.c
> +++ b/drivers/vdpa/ifc/ifcvf_vdpa.c
> @@ -1315,8 +1315,8 @@ ifcvf_get_vdpa_features(struct rte_vdpa_device *vdev,
> uint64_t *features)
> 
>  #define VDPA_SUPPORTED_PROTOCOL_FEATURES \
>  		(1ULL << VHOST_USER_PROTOCOL_F_REPLY_ACK | \
> -		 1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ | \
> -		 1ULL << VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD | \
> +		 1ULL << VHOST_USER_PROTOCOL_F_BACKEND_REQ | \
> +		 1ULL << VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD | \
>  		 1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER | \
>  		 1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD | \
>  		 1ULL << VHOST_USER_PROTOCOL_F_MQ | \
> diff --git a/drivers/vdpa/mlx5/mlx5_vdpa.c b/drivers/vdpa/mlx5/mlx5_vdpa.c
> index f8dfa9513311..f1737f82a8ae 100644
> --- a/drivers/vdpa/mlx5/mlx5_vdpa.c
> +++ b/drivers/vdpa/mlx5/mlx5_vdpa.c
> @@ -37,8 +37,8 @@
>  			    (1ULL << VIRTIO_NET_F_MTU))
> 
>  #define MLX5_VDPA_PROTOCOL_FEATURES \
> -			    ((1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ) | \
> -			     (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD) | \
> +			    ((1ULL << VHOST_USER_PROTOCOL_F_BACKEND_REQ) | \
> +			     (1ULL << VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD) | \
>  			     (1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER) | \
>  			     (1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD) | \
>  			     (1ULL << VHOST_USER_PROTOCOL_F_MQ) | \
> diff --git a/drivers/vdpa/sfc/sfc_vdpa_ops.c
> b/drivers/vdpa/sfc/sfc_vdpa_ops.c
> index 6401d4e16f25..e88c7eeaa609 100644
> --- a/drivers/vdpa/sfc/sfc_vdpa_ops.c
> +++ b/drivers/vdpa/sfc/sfc_vdpa_ops.c
> @@ -21,8 +21,8 @@
>  /* These protocol features are needed to enable notifier ctrl */
>  #define SFC_VDPA_PROTOCOL_FEATURES \
>  		((1ULL << VHOST_USER_PROTOCOL_F_REPLY_ACK) | \
> -		 (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ) | \
> -		 (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD) | \
> +		 (1ULL << VHOST_USER_PROTOCOL_F_BACKEND_REQ) | \
> +		 (1ULL << VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD) | \
>  		 (1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER) | \
>  		 (1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD) | \
>  		 (1ULL << VHOST_USER_PROTOCOL_F_MQ))
> diff --git a/lib/vhost/rte_vhost.h b/lib/vhost/rte_vhost.h
> index a395843fe96d..ed255fc6c51f 100644
> --- a/lib/vhost/rte_vhost.h
> +++ b/lib/vhost/rte_vhost.h
> @@ -80,8 +80,8 @@ extern "C" {
>  #define VHOST_USER_PROTOCOL_F_NET_MTU	4
>  #endif
> 
> -#ifndef VHOST_USER_PROTOCOL_F_SLAVE_REQ
> -#define VHOST_USER_PROTOCOL_F_SLAVE_REQ	5
> +#ifndef VHOST_USER_PROTOCOL_F_BACKEND_REQ
> +#define VHOST_USER_PROTOCOL_F_BACKEND_REQ	5
>  #endif
> 
>  #ifndef VHOST_USER_PROTOCOL_F_CRYPTO_SESSION
> @@ -96,8 +96,8 @@ extern "C" {
>  #define VHOST_USER_PROTOCOL_F_CONFIG 9
>  #endif
> 
> -#ifndef VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD
> -#define VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD 10
> +#ifndef VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD
> +#define VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD 10
>  #endif
> 
>  #ifndef VHOST_USER_PROTOCOL_F_HOST_NOTIFIER
> diff --git a/lib/vhost/vhost_user.c b/lib/vhost/vhost_user.c
> index 9e361082dc9b..cd4104ea5ce0 100644
> --- a/lib/vhost/vhost_user.c
> +++ b/lib/vhost/vhost_user.c
> @@ -2846,7 +2846,7 @@ VHOST_MESSAGE_HANDLER(VHOST_USER_GET_QUEUE_NUM,
> vhost_user_get_queue_num, false)
>  VHOST_MESSAGE_HANDLER(VHOST_USER_SET_VRING_ENABLE,
> vhost_user_set_vring_enable, false) \
>  VHOST_MESSAGE_HANDLER(VHOST_USER_SEND_RARP, vhost_user_send_rarp, false)
> \
>  VHOST_MESSAGE_HANDLER(VHOST_USER_NET_SET_MTU, vhost_user_net_set_mtu,
> false) \
> -VHOST_MESSAGE_HANDLER(VHOST_USER_SET_SLAVE_REQ_FD, vhost_user_set_req_fd,
> true) \
> +VHOST_MESSAGE_HANDLER(VHOST_USER_SET_BACKEND_REQ_FD,
> vhost_user_set_req_fd, true) \
>  VHOST_MESSAGE_HANDLER(VHOST_USER_IOTLB_MSG, vhost_user_iotlb_msg, false)
> \
>  VHOST_MESSAGE_HANDLER(VHOST_USER_GET_CONFIG, vhost_user_get_config, false)
> \
>  VHOST_MESSAGE_HANDLER(VHOST_USER_SET_CONFIG, vhost_user_set_config, false)
> \
> @@ -3143,7 +3143,7 @@ vhost_user_msg_handler(int vid, int fd)
>  	case VHOST_USER_SET_VRING_ENABLE:
>  	case VHOST_USER_SEND_RARP:
>  	case VHOST_USER_NET_SET_MTU:
> -	case VHOST_USER_SET_SLAVE_REQ_FD:
> +	case VHOST_USER_SET_BACKEND_REQ_FD:
>  		if (!(dev->flags & VIRTIO_DEV_VDPA_CONFIGURED)) {
>  			vhost_user_lock_all_queue_pairs(dev);
>  			unlock_required = 1;
> @@ -3307,7 +3307,7 @@ vhost_user_iotlb_miss(struct virtio_net *dev,
> uint64_t iova, uint8_t perm)
>  	int ret;
>  	struct vhu_msg_context ctx = {
>  		.msg = {
> -			.request.slave = VHOST_USER_SLAVE_IOTLB_MSG,
> +			.request.slave = VHOST_USER_BACKEND_IOTLB_MSG,
>  			.flags = VHOST_USER_VERSION,
>  			.size = sizeof(ctx.msg.payload.iotlb),
>  			.payload.iotlb = {
> @@ -3334,7 +3334,7 @@ rte_vhost_slave_config_change(int vid, bool
> need_reply)
>  {
>  	struct vhu_msg_context ctx = {
>  		.msg = {
> -			.request.slave = VHOST_USER_SLAVE_CONFIG_CHANGE_MSG,
> +			.request.slave = VHOST_USER_BACKEND_CONFIG_CHANGE_MSG,
>  			.flags = VHOST_USER_VERSION,
>  			.size = 0,
>  		}
> @@ -3366,7 +3366,7 @@ static int
> vhost_user_slave_set_vring_host_notifier(struct virtio_net *dev,
>  	int ret;
>  	struct vhu_msg_context ctx = {
>  		.msg = {
> -			.request.slave =
> VHOST_USER_SLAVE_VRING_HOST_NOTIFIER_MSG,
> +			.request.slave =
> VHOST_USER_BACKEND_VRING_HOST_NOTIFIER_MSG,
>  			.flags = VHOST_USER_VERSION | VHOST_USER_NEED_REPLY,
>  			.size = sizeof(ctx.msg.payload.area),
>  			.payload.area = {
> @@ -3410,9 +3410,9 @@ int rte_vhost_host_notifier_ctrl(int vid, uint16_t
> qid, bool enable)
>  	if (!(dev->features & (1ULL << VIRTIO_F_VERSION_1)) ||
>  	    !(dev->features & (1ULL << VHOST_USER_F_PROTOCOL_FEATURES)) ||
>  	    !(dev->protocol_features &
> -			(1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ)) ||
> +			(1ULL << VHOST_USER_PROTOCOL_F_BACKEND_REQ)) ||
>  	    !(dev->protocol_features &
> -			(1ULL << VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD)) ||
> +			(1ULL << VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD)) ||
>  	    !(dev->protocol_features &
>  			(1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER)))
>  		return -ENOTSUP;
> diff --git a/lib/vhost/vhost_user.h b/lib/vhost/vhost_user.h
> index 8ecca6859707..8e418414ba94 100644
> --- a/lib/vhost/vhost_user.h
> +++ b/lib/vhost/vhost_user.h
> @@ -18,9 +18,9 @@
>  					 (1ULL << VHOST_USER_PROTOCOL_F_RARP) | \
>  					 (1ULL << VHOST_USER_PROTOCOL_F_REPLY_ACK) |
> \
>  					 (1ULL << VHOST_USER_PROTOCOL_F_NET_MTU) | \
> -					 (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ) |
> \
> +					 (1ULL << VHOST_USER_PROTOCOL_F_BACKEND_REQ)
> | \
>  					 (1ULL <<
> VHOST_USER_PROTOCOL_F_CRYPTO_SESSION) | \
> -					 (1ULL <<
> VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD) | \
> +					 (1ULL <<
> VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD) | \
>  					 (1ULL <<
> VHOST_USER_PROTOCOL_F_HOST_NOTIFIER) | \
>  					 (1ULL << VHOST_USER_PROTOCOL_F_PAGEFAULT) |
> \
>  					 (1ULL << VHOST_USER_PROTOCOL_F_STATUS))
> @@ -47,7 +47,7 @@ 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_GET_CONFIG = 24,
>  	VHOST_USER_SET_CONFIG = 25,
> @@ -63,10 +63,10 @@ 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_BACKEND_NONE = 0,
> +	VHOST_USER_BACKEND_IOTLB_MSG = 1,
> +	VHOST_USER_BACKEND_CONFIG_CHANGE_MSG = 2,
> +	VHOST_USER_BACKEND_VRING_HOST_NOTIFIER_MSG = 3,
>  } VhostUserSlaveRequest;
> 
>  typedef struct VhostUserMemoryRegion {
> --
> 2.31.1

Reviewed-by: Chenbo Xia <chenbo.xia@intel.com>
  
Maxime Coquelin March 9, 2023, 4:33 p.m. UTC | #2
On 3/9/23 06:16, Nobuhiro MIKI wrote:
> DPDK apps (e.g. dpdk-skeleton) output this name
> during negotiation. But, it is not consistent when
> debugging using QEMU as a front-end, for example.
> This is because QEMU already follows new naming convention [1].
> 
> Some type names and variable names, such as VhostUserSlaveRequest,
> are still in old naming convention. But, in this patch we
> only focus on constants.
> 
> [1] https://qemu-project.gitlab.io/qemu/interop/vhost-user.html
> 
> Signed-off-by: Nobuhiro MIKI <nmiki@yahoo-corp.jp>
> Acked-by: Stephen Hemminger <stephen@networkplumber.org>
> ---
>   .mailmap                        |  2 +-
>   drivers/vdpa/ifc/ifcvf_vdpa.c   |  4 ++--
>   drivers/vdpa/mlx5/mlx5_vdpa.c   |  4 ++--
>   drivers/vdpa/sfc/sfc_vdpa_ops.c |  4 ++--
>   lib/vhost/rte_vhost.h           |  8 ++++----
>   lib/vhost/vhost_user.c          | 14 +++++++-------
>   lib/vhost/vhost_user.h          | 14 +++++++-------
>   7 files changed, 25 insertions(+), 25 deletions(-)
> 

Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>

Thanks,
Maxime
  

Patch

diff --git a/.mailmap b/.mailmap
index 8e7d78f37eef..3400241a6908 100644
--- a/.mailmap
+++ b/.mailmap
@@ -980,7 +980,7 @@  Nithin Dabilpuram <ndabilpuram@marvell.com> <nithin.dabilpuram@caviumnetworks.co
 Nitin Saxena <nitin.saxena@caviumnetworks.com>
 Nitzan Weller <nitzanwe@mellanox.com>
 Noa Ezra <noae@mellanox.com>
-Nobuhiro Miki <nmiki@yahoo-corp.jp>
+Nobuhiro MIKI <nmiki@yahoo-corp.jp>
 Norbert Ciosek <norbertx.ciosek@intel.com>
 Odi Assli <odia@nvidia.com>
 Ognjen Joldzic <ognjen.joldzic@gmail.com>
diff --git a/drivers/vdpa/ifc/ifcvf_vdpa.c b/drivers/vdpa/ifc/ifcvf_vdpa.c
index 4a87673682fc..fe4d278c5380 100644
--- a/drivers/vdpa/ifc/ifcvf_vdpa.c
+++ b/drivers/vdpa/ifc/ifcvf_vdpa.c
@@ -1315,8 +1315,8 @@  ifcvf_get_vdpa_features(struct rte_vdpa_device *vdev, uint64_t *features)
 
 #define VDPA_SUPPORTED_PROTOCOL_FEATURES \
 		(1ULL << VHOST_USER_PROTOCOL_F_REPLY_ACK | \
-		 1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ | \
-		 1ULL << VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD | \
+		 1ULL << VHOST_USER_PROTOCOL_F_BACKEND_REQ | \
+		 1ULL << VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD | \
 		 1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER | \
 		 1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD | \
 		 1ULL << VHOST_USER_PROTOCOL_F_MQ | \
diff --git a/drivers/vdpa/mlx5/mlx5_vdpa.c b/drivers/vdpa/mlx5/mlx5_vdpa.c
index f8dfa9513311..f1737f82a8ae 100644
--- a/drivers/vdpa/mlx5/mlx5_vdpa.c
+++ b/drivers/vdpa/mlx5/mlx5_vdpa.c
@@ -37,8 +37,8 @@ 
 			    (1ULL << VIRTIO_NET_F_MTU))
 
 #define MLX5_VDPA_PROTOCOL_FEATURES \
-			    ((1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ) | \
-			     (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD) | \
+			    ((1ULL << VHOST_USER_PROTOCOL_F_BACKEND_REQ) | \
+			     (1ULL << VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD) | \
 			     (1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER) | \
 			     (1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD) | \
 			     (1ULL << VHOST_USER_PROTOCOL_F_MQ) | \
diff --git a/drivers/vdpa/sfc/sfc_vdpa_ops.c b/drivers/vdpa/sfc/sfc_vdpa_ops.c
index 6401d4e16f25..e88c7eeaa609 100644
--- a/drivers/vdpa/sfc/sfc_vdpa_ops.c
+++ b/drivers/vdpa/sfc/sfc_vdpa_ops.c
@@ -21,8 +21,8 @@ 
 /* These protocol features are needed to enable notifier ctrl */
 #define SFC_VDPA_PROTOCOL_FEATURES \
 		((1ULL << VHOST_USER_PROTOCOL_F_REPLY_ACK) | \
-		 (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ) | \
-		 (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD) | \
+		 (1ULL << VHOST_USER_PROTOCOL_F_BACKEND_REQ) | \
+		 (1ULL << VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD) | \
 		 (1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER) | \
 		 (1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD) | \
 		 (1ULL << VHOST_USER_PROTOCOL_F_MQ))
diff --git a/lib/vhost/rte_vhost.h b/lib/vhost/rte_vhost.h
index a395843fe96d..ed255fc6c51f 100644
--- a/lib/vhost/rte_vhost.h
+++ b/lib/vhost/rte_vhost.h
@@ -80,8 +80,8 @@  extern "C" {
 #define VHOST_USER_PROTOCOL_F_NET_MTU	4
 #endif
 
-#ifndef VHOST_USER_PROTOCOL_F_SLAVE_REQ
-#define VHOST_USER_PROTOCOL_F_SLAVE_REQ	5
+#ifndef VHOST_USER_PROTOCOL_F_BACKEND_REQ
+#define VHOST_USER_PROTOCOL_F_BACKEND_REQ	5
 #endif
 
 #ifndef VHOST_USER_PROTOCOL_F_CRYPTO_SESSION
@@ -96,8 +96,8 @@  extern "C" {
 #define VHOST_USER_PROTOCOL_F_CONFIG 9
 #endif
 
-#ifndef VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD
-#define VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD 10
+#ifndef VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD
+#define VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD 10
 #endif
 
 #ifndef VHOST_USER_PROTOCOL_F_HOST_NOTIFIER
diff --git a/lib/vhost/vhost_user.c b/lib/vhost/vhost_user.c
index 9e361082dc9b..cd4104ea5ce0 100644
--- a/lib/vhost/vhost_user.c
+++ b/lib/vhost/vhost_user.c
@@ -2846,7 +2846,7 @@  VHOST_MESSAGE_HANDLER(VHOST_USER_GET_QUEUE_NUM, vhost_user_get_queue_num, false)
 VHOST_MESSAGE_HANDLER(VHOST_USER_SET_VRING_ENABLE, vhost_user_set_vring_enable, false) \
 VHOST_MESSAGE_HANDLER(VHOST_USER_SEND_RARP, vhost_user_send_rarp, false) \
 VHOST_MESSAGE_HANDLER(VHOST_USER_NET_SET_MTU, vhost_user_net_set_mtu, false) \
-VHOST_MESSAGE_HANDLER(VHOST_USER_SET_SLAVE_REQ_FD, vhost_user_set_req_fd, true) \
+VHOST_MESSAGE_HANDLER(VHOST_USER_SET_BACKEND_REQ_FD, vhost_user_set_req_fd, true) \
 VHOST_MESSAGE_HANDLER(VHOST_USER_IOTLB_MSG, vhost_user_iotlb_msg, false) \
 VHOST_MESSAGE_HANDLER(VHOST_USER_GET_CONFIG, vhost_user_get_config, false) \
 VHOST_MESSAGE_HANDLER(VHOST_USER_SET_CONFIG, vhost_user_set_config, false) \
@@ -3143,7 +3143,7 @@  vhost_user_msg_handler(int vid, int fd)
 	case VHOST_USER_SET_VRING_ENABLE:
 	case VHOST_USER_SEND_RARP:
 	case VHOST_USER_NET_SET_MTU:
-	case VHOST_USER_SET_SLAVE_REQ_FD:
+	case VHOST_USER_SET_BACKEND_REQ_FD:
 		if (!(dev->flags & VIRTIO_DEV_VDPA_CONFIGURED)) {
 			vhost_user_lock_all_queue_pairs(dev);
 			unlock_required = 1;
@@ -3307,7 +3307,7 @@  vhost_user_iotlb_miss(struct virtio_net *dev, uint64_t iova, uint8_t perm)
 	int ret;
 	struct vhu_msg_context ctx = {
 		.msg = {
-			.request.slave = VHOST_USER_SLAVE_IOTLB_MSG,
+			.request.slave = VHOST_USER_BACKEND_IOTLB_MSG,
 			.flags = VHOST_USER_VERSION,
 			.size = sizeof(ctx.msg.payload.iotlb),
 			.payload.iotlb = {
@@ -3334,7 +3334,7 @@  rte_vhost_slave_config_change(int vid, bool need_reply)
 {
 	struct vhu_msg_context ctx = {
 		.msg = {
-			.request.slave = VHOST_USER_SLAVE_CONFIG_CHANGE_MSG,
+			.request.slave = VHOST_USER_BACKEND_CONFIG_CHANGE_MSG,
 			.flags = VHOST_USER_VERSION,
 			.size = 0,
 		}
@@ -3366,7 +3366,7 @@  static int vhost_user_slave_set_vring_host_notifier(struct virtio_net *dev,
 	int ret;
 	struct vhu_msg_context ctx = {
 		.msg = {
-			.request.slave = VHOST_USER_SLAVE_VRING_HOST_NOTIFIER_MSG,
+			.request.slave = VHOST_USER_BACKEND_VRING_HOST_NOTIFIER_MSG,
 			.flags = VHOST_USER_VERSION | VHOST_USER_NEED_REPLY,
 			.size = sizeof(ctx.msg.payload.area),
 			.payload.area = {
@@ -3410,9 +3410,9 @@  int rte_vhost_host_notifier_ctrl(int vid, uint16_t qid, bool enable)
 	if (!(dev->features & (1ULL << VIRTIO_F_VERSION_1)) ||
 	    !(dev->features & (1ULL << VHOST_USER_F_PROTOCOL_FEATURES)) ||
 	    !(dev->protocol_features &
-			(1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ)) ||
+			(1ULL << VHOST_USER_PROTOCOL_F_BACKEND_REQ)) ||
 	    !(dev->protocol_features &
-			(1ULL << VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD)) ||
+			(1ULL << VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD)) ||
 	    !(dev->protocol_features &
 			(1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER)))
 		return -ENOTSUP;
diff --git a/lib/vhost/vhost_user.h b/lib/vhost/vhost_user.h
index 8ecca6859707..8e418414ba94 100644
--- a/lib/vhost/vhost_user.h
+++ b/lib/vhost/vhost_user.h
@@ -18,9 +18,9 @@ 
 					 (1ULL << VHOST_USER_PROTOCOL_F_RARP) | \
 					 (1ULL << VHOST_USER_PROTOCOL_F_REPLY_ACK) | \
 					 (1ULL << VHOST_USER_PROTOCOL_F_NET_MTU) | \
-					 (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ) | \
+					 (1ULL << VHOST_USER_PROTOCOL_F_BACKEND_REQ) | \
 					 (1ULL << VHOST_USER_PROTOCOL_F_CRYPTO_SESSION) | \
-					 (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD) | \
+					 (1ULL << VHOST_USER_PROTOCOL_F_BACKEND_SEND_FD) | \
 					 (1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER) | \
 					 (1ULL << VHOST_USER_PROTOCOL_F_PAGEFAULT) | \
 					 (1ULL << VHOST_USER_PROTOCOL_F_STATUS))
@@ -47,7 +47,7 @@  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_GET_CONFIG = 24,
 	VHOST_USER_SET_CONFIG = 25,
@@ -63,10 +63,10 @@  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_BACKEND_NONE = 0,
+	VHOST_USER_BACKEND_IOTLB_MSG = 1,
+	VHOST_USER_BACKEND_CONFIG_CHANGE_MSG = 2,
+	VHOST_USER_BACKEND_VRING_HOST_NOTIFIER_MSG = 3,
 } VhostUserSlaveRequest;
 
 typedef struct VhostUserMemoryRegion {