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[Qemu-devel] [PATCH v1 19/37] vhost-pci-slave/msg: VHOST_USER_SET_VRING_
From: |
Wei Wang |
Subject: |
[Qemu-devel] [PATCH v1 19/37] vhost-pci-slave/msg: VHOST_USER_SET_VRING_ADDR |
Date: |
Sat, 17 Dec 2016 18:43:29 +0800 |
Update the virtqueue addresses to the head node of the list.
Signed-off-by: Wei Wang <address@hidden>
---
hw/virtio/vhost-pci-slave.c | 10 ++++++++++
include/hw/virtio/vhost-pci-slave.h | 3 +++
2 files changed, 13 insertions(+)
diff --git a/hw/virtio/vhost-pci-slave.c b/hw/virtio/vhost-pci-slave.c
index e33c59e..a55861a 100644
--- a/hw/virtio/vhost-pci-slave.c
+++ b/hw/virtio/vhost-pci-slave.c
@@ -216,6 +216,13 @@ static void vp_slave_set_vring_base(VhostUserMsg *msg)
pvq_node->last_avail_idx = msg->payload.u64;
}
+static void vp_slave_set_vring_addr(VhostUserMsg *msg)
+{
+ PeerVqNode *pvq_node = QLIST_FIRST(&vp_slave->pvq_list);
+ memcpy(&pvq_node->addr, &msg->payload.addr,
+ sizeof(struct vhost_vring_addr));
+}
+
static int vp_slave_can_read(void *opaque)
{
return VHOST_USER_HDR_SIZE;
@@ -285,6 +292,9 @@ static void vp_slave_read(void *opaque, const uint8_t *buf,
int size)
case VHOST_USER_SET_VRING_BASE:
vp_slave_set_vring_base(&msg);
break;
+ case VHOST_USER_SET_VRING_ADDR:
+ vp_slave_set_vring_addr(&msg);
+ break;
default:
error_report("vhost-pci-slave does not support msg request = %d",
msg.request);
diff --git a/include/hw/virtio/vhost-pci-slave.h
b/include/hw/virtio/vhost-pci-slave.h
index cfe4107..439198d 100644
--- a/include/hw/virtio/vhost-pci-slave.h
+++ b/include/hw/virtio/vhost-pci-slave.h
@@ -1,6 +1,8 @@
#ifndef QEMU_VHOST_PCI_SLAVE_H
#define QEMU_VHOST_PCI_SLAVE_H
+#include <linux/vhost.h>
+
#include "sysemu/char.h"
#include "exec/memory.h"
#include "standard-headers/linux/vhost_pci_net.h"
@@ -8,6 +10,7 @@
typedef struct PeerVqNode {
uint16_t last_avail_idx;
uint32_t vring_num;
+ struct vhost_vring_addr addr;
QLIST_ENTRY(PeerVqNode) node;
} PeerVqNode;
--
2.7.4
- [Qemu-devel] [PATCH v1 07/37] vhost-pci-slave/msg: VHOST_USER_GET_FEATURES, (continued)
- [Qemu-devel] [PATCH v1 07/37] vhost-pci-slave/msg: VHOST_USER_GET_FEATURES, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 09/37] vhost-pci-slave/msg: VHOST_USER_GET_PROTOCOL_FEATURES, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 10/37] vhost-pci-slave/msg: VHOST_USER_SET_PROTOCOL_FEATURES, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 11/37] vhost-user/msg: VHOST_USER_PROTOCOL_F_SET_DEVICE_ID, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 12/37] vhost-pci-slave/msg: VHOST_USER_SET_DEVICE_ID, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 14/37] vhost-pci-slave/msg: VHOST_USER_SET_OWNER, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 13/37] vhost-pci-slave/msg: VHOST_USER_GET_QUEUE_NUM, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 15/37] vhost-pci-slave/msg: VHOST_USER_SET_MEM_TABLE, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 17/37] vhost-pci-slave/msg: VHOST_USER_SET_VRING_BASE, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 16/37] vhost-pci-slave/msg: VHOST_USER_SET_VRING_NUM, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 19/37] vhost-pci-slave/msg: VHOST_USER_SET_VRING_ADDR,
Wei Wang <=
- [Qemu-devel] [PATCH v1 18/37] vhost-user: send guest physical address of virtqueues to the slave, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 20/37] vhost-pci-slave/msg: VHOST_USER_SET_VRING_KICK, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 21/37] vhost-pci-slave/msg: VHOST_USER_SET_VRING_CALL, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 22/37] vhost-pci-slave/msg: VHOST_USER_SET_VRING_ENABLE, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 24/37] vhost-pci-slave/msg: VHOST_USER_SET_LOG_FD, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 23/37] vhost-pci-slave/msg: VHOST_USER_SET_LOG_BASE, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 25/37] vhost-pci-slave/msg: VHOST_USER_SEND_RARP, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 26/37] vhost-pci-slave/msg: VHOST_USER_GET_VRING_BASE, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 27/37] vhost-pci-net: pass the info collected by vp_slave to the device, Wei Wang, 2016/12/17
- [Qemu-devel] [PATCH v1 30/37] vhost-pci-slave/msg: VHOST_USER_SET_VHOST_PCI (stop), Wei Wang, 2016/12/17