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authorJason Wang <jasowang@redhat.com>2013-01-30 19:12:23 +0800
committerAnthony Liguori <aliguori@us.ibm.com>2013-02-01 11:03:00 -0600
commitcc1f0f45425d0cca41ad421623f92bebc93a21a9 (patch)
tree8015fb30e1da7eab59fbbf236f790500a47cbea0 /net/net.c
parentb356f76de31e343121cdab3a01b39182edce9519 (diff)
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net: introduce qemu_get_nic()
To support multiqueue, this patch introduces a helper qemu_get_nic() to get NICState from a NetClientState. The following patches would refactor this helper to support multiqueue. Signed-off-by: Jason Wang <jasowang@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'net/net.c')
-rw-r--r--net/net.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/net/net.c b/net/net.c
index b986161..606e860 100644
--- a/net/net.c
+++ b/net/net.c
@@ -227,7 +227,7 @@ NICState *qemu_new_nic(NetClientInfo *info,
nc = qemu_new_net_client(info, conf->peer, model, name);
- nic = DO_UPCAST(NICState, nc, nc);
+ nic = qemu_get_nic(nc);
nic->conf = conf;
nic->opaque = opaque;
@@ -239,6 +239,18 @@ NetClientState *qemu_get_queue(NICState *nic)
return &nic->nc;
}
+NICState *qemu_get_nic(NetClientState *nc)
+{
+ return DO_UPCAST(NICState, nc, nc);
+}
+
+void *qemu_get_nic_opaque(NetClientState *nc)
+{
+ NICState *nic = qemu_get_nic(nc);
+
+ return nic->opaque;
+}
+
static void qemu_cleanup_net_client(NetClientState *nc)
{
QTAILQ_REMOVE(&net_clients, nc, next);
@@ -265,7 +277,7 @@ void qemu_del_net_client(NetClientState *nc)
{
/* If there is a peer NIC, delete and cleanup client, but do not free. */
if (nc->peer && nc->peer->info->type == NET_CLIENT_OPTIONS_KIND_NIC) {
- NICState *nic = DO_UPCAST(NICState, nc, nc->peer);
+ NICState *nic = qemu_get_nic(nc->peer);
if (nic->peer_deleted) {
return;
}
@@ -281,7 +293,7 @@ void qemu_del_net_client(NetClientState *nc)
/* If this is a peer NIC and peer has already been deleted, free it now. */
if (nc->peer && nc->info->type == NET_CLIENT_OPTIONS_KIND_NIC) {
- NICState *nic = DO_UPCAST(NICState, nc, nc);
+ NICState *nic = qemu_get_nic(nc);
if (nic->peer_deleted) {
qemu_free_net_client(nc->peer);
}
@@ -297,7 +309,7 @@ void qemu_foreach_nic(qemu_nic_foreach func, void *opaque)
QTAILQ_FOREACH(nc, &net_clients, next) {
if (nc->info->type == NET_CLIENT_OPTIONS_KIND_NIC) {
- func(DO_UPCAST(NICState, nc, nc), opaque);
+ func(qemu_get_nic(nc), opaque);
}
}
}