From 298add723aecd7af461319fe815d935ef2c40d78 Mon Sep 17 00:00:00 2001
From: Amit Shah <amit.shah@redhat.com>
Date: Mon, 18 Jan 2010 16:35:23 +0530
Subject: [PATCH] virtio: console: show error message if hvc_alloc fails for
console ports
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---
drivers/char/virtio_console.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index 2a04daa9189ed..a3f1f73bac3aa 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -753,6 +753,8 @@ int init_port_console(struct port *port)
port->cons.hvc = hvc_alloc(port->cons.vtermno, 0, &hv_ops, PAGE_SIZE);
if (IS_ERR(port->cons.hvc)) {
ret = PTR_ERR(port->cons.hvc);
+ dev_err(port->dev,
+ "error %d allocating hvc for port\n", ret);
port->cons.hvc = NULL;
return ret;
}
--
GitLab