When multiple console support is added, ensure each port's size gets updated when a new one is opened via hvc.
Signed-off-by: Amit Shah <amit.s...@redhat.com> --- drivers/char/virtio_console.c | 33 +++++++++++++++++---------------- 1 files changed, 17 insertions(+), 16 deletions(-) diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index d4e2327..5a3d5df 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -201,27 +201,28 @@ static int get_chars(u32 vtermno, char *buf, int count) return count; } -/* - * virtio console configuration. This supports: - * - console resize - */ -static void virtcons_apply_config(struct virtio_device *dev) +static void resize_console(struct port *port) { + struct virtio_device *vdev; struct winsize ws; - if (virtio_has_feature(dev, VIRTIO_CONSOLE_F_SIZE)) { - dev->config->get(dev, - offsetof(struct virtio_console_config, cols), - &ws.ws_col, sizeof(u16)); - dev->config->get(dev, - offsetof(struct virtio_console_config, rows), - &ws.ws_row, sizeof(u16)); - /* This is the pre-multiport style: we use control messages - * these days which specify the port. So this means port 0. */ - hvc_resize(find_port_by_vtermno(0)->hvc, ws); + vdev = port->portdev->vdev; + if (virtio_has_feature(vdev, VIRTIO_CONSOLE_F_SIZE)) { + vdev->config->get(vdev, + offsetof(struct virtio_console_config, cols), + &ws.ws_col, sizeof(u16)); + vdev->config->get(vdev, + offsetof(struct virtio_console_config, rows), + &ws.ws_row, sizeof(u16)); + hvc_resize(port->hvc, ws); } } +static void virtcons_apply_config(struct virtio_device *vdev) +{ + resize_console(find_port_by_vtermno(0)); +} + /* We set the configuration at this point, since we now have a tty */ static int notifier_add_vio(struct hvc_struct *hp, int data) { @@ -232,7 +233,7 @@ static int notifier_add_vio(struct hvc_struct *hp, int data) return -EINVAL; hp->irq_requested = 1; - virtcons_apply_config(port->portdev->vdev); + resize_console(port); return 0; } -- 1.6.2.5 _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linux-foundation.org/mailman/listinfo/virtualization