Subject: Re: [Xen-devel] [PATCH net-next 2/2] xen-netfront: split event channels feature support

From: Konrad Rzeszutek Wilk <[email-masked]>
Date: Tue, 21 May 2013 12:28:25 -0400

On Tue, May 21, 2013 at 02:41:49PM +0100, Wei Liu wrote:
> On Tue, May 21, 2013 at 02:39:01PM +0100, David Vrabel wrote:
> [...]
> > > +	info->rx_evtchn = info->tx_evtchn;
> > > +	info->rx_irq = info->tx_irq = err;
> > > +	dev_info(&info->xbdev->dev,
> > > +		 "single event channel, evtchn = %d, irq = %d\n",
> > > +		 info->tx_evtchn, info->tx_irq);
> > 
> > This message is pointless chatter as the information is available
> > elsewhere.  Please remove.
> > 
> 
> Do you mean /proc/interrupt by "elsewhere"? Information there doesn't
> give you irq<->evtchn mapping info.

If you really want to, that should be implemented via an DebugFS entry that can
be driven from drivers/xen/events.c. As the events.c is the generic code that sets
up the Xen events, pirqs, ipis, <-> Linux IRQs.