[PATCH AUTOSEL 4.20 55/81] vsock/virtio: reset connected sockets on device removal
From: Sasha Levin <sashal@kernel.org>
Date: 2019-02-28 15:10:00
Also in:
kvm, lkml, stable
Subsystem:
networking [general], the rest, virtio and vhost vsock driver, virtio core, vm sockets (af_vsock) · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds, Stefan Hajnoczi, Stefano Garzarella, "Michael S. Tsirkin", Jason Wang
From: Stefano Garzarella <sgarzare@redhat.com> [ Upstream commit 85965487abc540368393a15491e6e7fcd230039d ] When the virtio transport device disappear, we should reset all connected sockets in order to inform the users. Signed-off-by: Stefano Garzarella <sgarzare@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org> --- net/vmw_vsock/virtio_transport.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/net/vmw_vsock/virtio_transport.c b/net/vmw_vsock/virtio_transport.c
index 9dae54698737c..15eb5d3d47509 100644
--- a/net/vmw_vsock/virtio_transport.c
+++ b/net/vmw_vsock/virtio_transport.c@@ -634,6 +634,9 @@ static void virtio_vsock_remove(struct virtio_device *vdev) flush_work(&vsock->event_work); flush_work(&vsock->send_pkt_work); + /* Reset all connected sockets when the device disappear */ + vsock_for_each_connected_socket(virtio_vsock_reset_sock); + vdev->config->reset(vdev); mutex_lock(&vsock->rx_lock);
--
2.19.1