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[PATCH V3 05/10] net: introduce control client
From: |
Jason Wang |
Subject: |
[PATCH V3 05/10] net: introduce control client |
Date: |
Tue, 7 Sep 2021 17:03:17 +0800 |
This patch introduces a boolean for the device has control queue which
can accepts control command via network queue.
The first user would be the control virtqueue support for vhost.
Signed-off-by: Jason Wang <jasowang@redhat.com>
---
include/net/net.h | 5 +++++
net/net.c | 24 +++++++++++++++++++++---
2 files changed, 26 insertions(+), 3 deletions(-)
diff --git a/include/net/net.h b/include/net/net.h
index 5d1508081f..4f400b8a09 100644
--- a/include/net/net.h
+++ b/include/net/net.h
@@ -103,6 +103,7 @@ struct NetClientState {
int vnet_hdr_len;
bool is_netdev;
bool do_not_pad; /* do not pad to the minimum ethernet frame length */
+ bool is_datapath;
QTAILQ_HEAD(, NetFilterState) filters;
};
@@ -134,6 +135,10 @@ NetClientState *qemu_new_net_client(NetClientInfo *info,
NetClientState *peer,
const char *model,
const char *name);
+NetClientState *qemu_new_net_control_client(NetClientInfo *info,
+ NetClientState *peer,
+ const char *model,
+ const char *name);
NICState *qemu_new_nic(NetClientInfo *info,
NICConf *conf,
const char *model,
diff --git a/net/net.c b/net/net.c
index 52c99196c6..f0d14dbfc1 100644
--- a/net/net.c
+++ b/net/net.c
@@ -239,7 +239,8 @@ static void qemu_net_client_setup(NetClientState *nc,
NetClientState *peer,
const char *model,
const char *name,
- NetClientDestructor *destructor)
+ NetClientDestructor *destructor,
+ bool is_datapath)
{
nc->info = info;
nc->model = g_strdup(model);
@@ -258,6 +259,7 @@ static void qemu_net_client_setup(NetClientState *nc,
nc->incoming_queue = qemu_new_net_queue(qemu_deliver_packet_iov, nc);
nc->destructor = destructor;
+ nc->is_datapath = is_datapath;
QTAILQ_INIT(&nc->filters);
}
@@ -272,7 +274,23 @@ NetClientState *qemu_new_net_client(NetClientInfo *info,
nc = g_malloc0(info->size);
qemu_net_client_setup(nc, info, peer, model, name,
- qemu_net_client_destructor);
+ qemu_net_client_destructor, true);
+
+ return nc;
+}
+
+NetClientState *qemu_new_net_control_client(NetClientInfo *info,
+ NetClientState *peer,
+ const char *model,
+ const char *name)
+{
+ NetClientState *nc;
+
+ assert(info->size >= sizeof(NetClientState));
+
+ nc = g_malloc0(info->size);
+ qemu_net_client_setup(nc, info, peer, model, name,
+ qemu_net_client_destructor, false);
return nc;
}
@@ -297,7 +315,7 @@ NICState *qemu_new_nic(NetClientInfo *info,
for (i = 0; i < queues; i++) {
qemu_net_client_setup(&nic->ncs[i], info, peers[i], model, name,
- NULL);
+ NULL, true);
nic->ncs[i].queue_index = i;
}
--
2.25.1
- [PATCH V3 00/10] vhost-vDPA multiqueue, Jason Wang, 2021/09/07
- [PATCH V3 01/10] vhost-vdpa: open device fd in net_init_vhost_vdpa(), Jason Wang, 2021/09/07
- [PATCH V3 02/10] vhost-vdpa: classify one time request, Jason Wang, 2021/09/07
- [PATCH V3 03/10] vhost-vdpa: prepare for the multiqueue support, Jason Wang, 2021/09/07
- [PATCH V3 04/10] vhost-vdpa: let net_vhost_vdpa_init() returns NetClientState *, Jason Wang, 2021/09/07
- [PATCH V3 05/10] net: introduce control client,
Jason Wang <=
- [PATCH V3 06/10] vhost-net: control virtqueue support, Jason Wang, 2021/09/07
- [PATCH V3 07/10] virtio-net: use "queue_pairs" instead of "queues" when possible, Jason Wang, 2021/09/07
- [PATCH V3 08/10] vhost: record the last virtqueue index for the virtio device, Jason Wang, 2021/09/07
- [PATCH V3 09/10] virtio-net: vhost control virtqueue support, Jason Wang, 2021/09/07
- [PATCH V3 10/10] vhost-vdpa: multiqueue support, Jason Wang, 2021/09/07
- RE: [PATCH V3 00/10] vhost-vDPA multiqueue, Zhang, Chen, 2021/09/09
- Re: [PATCH V3 00/10] vhost-vDPA multiqueue, Jason Wang, 2021/09/29