From: Sjur Brændeland Date: Wed, 13 Feb 2013 10:27:21 +0000 (+1030) Subject: virtio_console: Initialize guest_connected=true for rproc_serial X-Git-Tag: firefly_0821_release~3680^2~1021^2 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=8078db789a92b10ff6e2d713231b5367e014c53b;p=firefly-linux-kernel-4.4.55.git virtio_console: Initialize guest_connected=true for rproc_serial When rproc_serial is initialized, guest_connected should be set to true. We can then revert the extra checks introduced in commit: "virtio_console: Let unconnected rproc device receive data." Signed-off-by: Sjur Brændeland Signed-off-by: Rusty Russell --- diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index 2cfd5a0575ab..5afc8f614b1c 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1436,7 +1436,7 @@ static int add_port(struct ports_device *portdev, u32 id) * rproc_serial does not want the console port, only * the generic port implementation. */ - port->host_connected = true; + port->host_connected = port->guest_connected = true; else if (!use_multiport(port->portdev)) { /* * If we're not using multiport support, @@ -1757,11 +1757,8 @@ static void in_intr(struct virtqueue *vq) * tty is spawned) and the host sends out data to console * ports. For generic serial ports, the host won't * (shouldn't) send data till the guest is connected. - * However a remote device might send data before the port is - * connected. So don't remove data from a rproc_serial device. */ - - if (!port->guest_connected && !is_rproc_serial(port->portdev->vdev)) + if (!port->guest_connected) discard_port_data(port); spin_unlock_irqrestore(&port->inbuf_lock, flags);