From d25c4237821c994e36b7a23e0a0c609993707d47 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Eugenio=20P=C3=A9rez?= Date: Tue, 23 Aug 2022 20:30:31 +0200 Subject: [PATCH] vhost_net: Add NetClientInfo stop callback MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Used by the backend to perform actions after the device is stopped. In particular, vdpa net use it to unmap CVQ buffers to the device, cleaning the actions performed in prepare(). Signed-off-by: Eugenio Pérez Acked-by: Jason Wang Signed-off-by: Jason Wang Signed-off-by: fangyi --- hw/net/vhost_net.c | 3 +++ include/net/net.h | 2 ++ 2 files changed, 5 insertions(+) diff --git a/hw/net/vhost_net.c b/hw/net/vhost_net.c index 92df7558bf..fe6932171b 100644 --- a/hw/net/vhost_net.c +++ b/hw/net/vhost_net.c @@ -383,6 +383,9 @@ static void vhost_net_stop_one(struct vhost_net *net, net->nc->info->poll(net->nc, true); } vhost_dev_stop(&net->dev, dev); + if (net->nc->info->stop) { + net->nc->info->stop(net->nc); + } vhost_dev_disable_notifiers(&net->dev, dev); } diff --git a/include/net/net.h b/include/net/net.h index ad9e80083a..476ad45b9a 100644 --- a/include/net/net.h +++ b/include/net/net.h @@ -45,6 +45,7 @@ typedef struct NICConf { typedef void (NetPoll)(NetClientState *, bool enable); typedef bool (NetCanReceive)(NetClientState *); typedef int (NetStart)(NetClientState *); +typedef void (NetStop)(NetClientState *); typedef ssize_t (NetReceive)(NetClientState *, const uint8_t *, size_t); typedef ssize_t (NetReceiveIOV)(NetClientState *, const struct iovec *, int); typedef void (NetCleanup) (NetClientState *); @@ -73,6 +74,7 @@ typedef struct NetClientInfo { NetReceiveIOV *receive_iov; NetCanReceive *can_receive; NetStart *start; + NetStop *stop; NetCleanup *cleanup; LinkStatusChanged *link_status_changed; QueryRxFilter *query_rx_filter; -- 2.27.0