From: Cindy Lu <lulu@redhat.com>
To: lulu@redhat.com, qemu-devel@nongnu.org
Cc: "Jason Wang" <jasowang@redhat.com>,
virtio-fs@redhat.com, "Stefan Hajnoczi" <stefanha@redhat.com>,
"Dr. David Alan Gilbert" <dgilbert@redhat.com>,
"Michael S. Tsirkin" <mst@redhat.com>,
"Gonglei (Arei)" <arei.gonglei@huawei.com>,
"Gerd Hoffmann" <kraxel@redhat.com>,
"Marc-André Lureau" <marcandre.lureau@redhat.com>
Subject: [Virtio-fs] [PATCH v13 08/10] virtio-net: add support for configure interrupt
Date: Wed, 20 Jul 2022 21:12:02 +0800 [thread overview]
Message-ID: <20220720131204.591104-9-lulu@redhat.com> (raw)
Add functions to support configure interrupt in virtio_net
Add the functions to support vhost_net_config_pending
and vhost_net_config_mask.
Signed-off-by: Cindy Lu <lulu@redhat.com>
---
hw/net/vhost_net.c | 9 +++++++++
hw/net/virtio-net.c | 4 ++--
include/net/vhost_net.h | 2 ++
3 files changed, 13 insertions(+), 2 deletions(-)
diff --git a/hw/net/vhost_net.c b/hw/net/vhost_net.c
index 30379d2ca4..9c9fd0a73f 100644
--- a/hw/net/vhost_net.c
+++ b/hw/net/vhost_net.c
@@ -457,6 +457,15 @@ void vhost_net_virtqueue_mask(VHostNetState *net, VirtIODevice *dev,
vhost_virtqueue_mask(&net->dev, dev, idx, mask);
}
+bool vhost_net_config_pending(VHostNetState *net)
+{
+ return vhost_config_pending(&net->dev);
+}
+
+void vhost_net_config_mask(VHostNetState *net, VirtIODevice *dev, bool mask)
+{
+ vhost_config_mask(&net->dev, dev, mask);
+}
VHostNetState *get_vhost_net(NetClientState *nc)
{
VHostNetState *vhost_net = 0;
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index a566936e5c..b6e5efed61 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -3178,7 +3178,7 @@ static bool virtio_net_guest_notifier_pending(VirtIODevice *vdev, int idx)
* support, the function will return false */
if (idx == VIRTIO_CONFIG_IRQ_IDX) {
- return false;
+ return vhost_net_config_pending(get_vhost_net(nc->peer));
}
return vhost_net_virtqueue_pending(get_vhost_net(nc->peer), idx);
}
@@ -3195,9 +3195,9 @@ static void virtio_net_guest_notifier_mask(VirtIODevice *vdev, int idx,
* support, the function will return */
if (idx == VIRTIO_CONFIG_IRQ_IDX) {
+ vhost_net_config_mask(get_vhost_net(nc->peer), vdev, mask);
return;
}
-
vhost_net_virtqueue_mask(get_vhost_net(nc->peer), vdev, idx, mask);
}
diff --git a/include/net/vhost_net.h b/include/net/vhost_net.h
index 387e913e4e..fc37498550 100644
--- a/include/net/vhost_net.h
+++ b/include/net/vhost_net.h
@@ -39,6 +39,8 @@ int vhost_net_set_config(struct vhost_net *net, const uint8_t *data,
bool vhost_net_virtqueue_pending(VHostNetState *net, int n);
void vhost_net_virtqueue_mask(VHostNetState *net, VirtIODevice *dev,
int idx, bool mask);
+bool vhost_net_config_pending(VHostNetState *net);
+void vhost_net_config_mask(VHostNetState *net, VirtIODevice *dev, bool mask);
int vhost_net_notify_migration_done(VHostNetState *net, char* mac_addr);
VHostNetState *get_vhost_net(NetClientState *nc);
--
2.34.3
reply other threads:[~2022-07-20 13:12 UTC|newest]
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