net: introduce qemu_find_net_clients_except()

In multiqueue, all NetClientState that belongs to the same netdev or nic has the
same id. So this patches introduces an helper qemu_find_net_clients_except()
which finds all NetClientState with the same id. This will be used by multiqueue
networking.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
stable-1.4
Jason Wang 2013-01-30 19:12:25 +08:00 committed by Anthony Liguori
parent 948ecf219c
commit 6c51ae73fc
2 changed files with 23 additions and 0 deletions

View File

@ -68,6 +68,8 @@ typedef struct NICState {
} NICState;
NetClientState *qemu_find_netdev(const char *id);
int qemu_find_net_clients_except(const char *id, NetClientState **ncs,
NetClientOptionsKind type, int max);
NetClientState *qemu_new_net_client(NetClientInfo *info,
NetClientState *peer,
const char *model,

View File

@ -508,6 +508,27 @@ NetClientState *qemu_find_netdev(const char *id)
return NULL;
}
int qemu_find_net_clients_except(const char *id, NetClientState **ncs,
NetClientOptionsKind type, int max)
{
NetClientState *nc;
int ret = 0;
QTAILQ_FOREACH(nc, &net_clients, next) {
if (nc->info->type == type) {
continue;
}
if (!strcmp(nc->name, id)) {
if (ret < max) {
ncs[ret] = nc;
}
ret++;
}
}
return ret;
}
static int nic_get_free_idx(void)
{
int index;