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Date:	Mon, 11 Aug 2014 15:32:48 +0100
From:	Stefano Stabellini <stefano.stabellini@...citrix.com>
To:	Stefano Stabellini <stefano.stabellini@...citrix.com>
CC:	<xen-devel@...ts.xensource.com>,
	David Vrabel <david.vrabel@...rix.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Dave Scott <Dave.Scott@...citrix.com>,
	<linux-kernel@...r.kernel.org>, <gregkh@...uxfoundation.org>,
	<jslaby@...e.cz>
Subject: Re: [PATCH] xen_hvc: no reason to write the type key on xenstore

CC'ing tty maintainers.

On Mon, 11 Aug 2014, Stefano Stabellini wrote:
> The backend type is chosen by the toolstack. Regardless, the frontend
> should not care, especially given that it cannot have an effect as the
> backend is started before this code is run.
> 
> Signed-off-by: Stefano Stabellini <stefano.stabellini@...citrix.com>
> 
> diff --git a/drivers/tty/hvc/hvc_xen.c b/drivers/tty/hvc/hvc_xen.c
> index 636c9ba..b8491f5 100644
> --- a/drivers/tty/hvc/hvc_xen.c
> +++ b/drivers/tty/hvc/hvc_xen.c
> @@ -402,9 +402,6 @@ static int xencons_connect_backend(struct xenbus_device *dev,
> 			    evtchn);
> 	if (ret)
> 		goto error_xenbus;
> -	ret = xenbus_printf(xbt, dev->nodename, "type", "ioemu");
> -	if (ret)
> -		goto error_xenbus;
> 	ret = xenbus_transaction_end(xbt, 0);
> 	if (ret) {
> 		if (ret == -EAGAIN)
> 
--
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