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Subject: [RESEND Patch v1 19/37] vhost-pci-slave/msg: VHOST_USER_SET_VRING_ADDR
Update the virtqueue addresses to the head node of the list. Signed-off-by: Wei Wang <wei.w.wang@intel.com> --- 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 a74b16c..5ddcb8f 100644 --- a/hw/virtio/vhost-pci-slave.c +++ b/hw/virtio/vhost-pci-slave.c @@ -223,6 +223,13 @@ 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; @@ -296,6 +303,9 @@ 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
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