Re: [Xen-devel] [PATCH v3 11/20] tty/hvc: xen: Use xen page definition

[David Vrabel]

On 07/08/15 17:46, Julien Grall wrote:
> The console ring is always based on the page granularity of Xen.
[...]
> --- a/drivers/tty/hvc/hvc_xen.c
> +++ b/drivers/tty/hvc/hvc_xen.c
> @@ -230,7 +230,7 @@ static int xen_hvm_console_init(void)
>  	if (r < 0 || v == 0)
>  		goto err;
>  	gfn = v;
> -	info->intf = xen_remap(gfn << PAGE_SHIFT, PAGE_SIZE);
> +	info->intf = xen_remap(gfn << XEN_PAGE_SHIFT, PAGE_SIZE);

You need XEN_PAGE_SIZE here I think...

>  	if (info->intf == NULL)
>  		goto err;
>  	info->vtermno = HVC_COOKIE;
> @@ -472,7 +472,7 @@ static int xencons_resume(struct xenbus_device *dev)
>  	struct xencons_info *info = dev_get_drvdata(&dev->dev);
>  
>  	xencons_disconnect_backend(info);
> -	memset(info->intf, 0, PAGE_SIZE);
> +	memset(info->intf, 0, XEN_PAGE_SIZE);

...particularly since you use it here.

David
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