From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [virtio-dev] Re: [PATCH v3] Add virtio-input driver.
Date: Tue, 24 Mar 2015 15:14:53 +0100
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To: Gerd Hoffmann <kraxel@redhat.com>
Cc: virtio-dev@lists.oasis-open.org, virtualization@lists.linux-foundation.org, David Herrmann <dh.herrmann@gmail.com>, Dmitry Torokhov <dmitry.torokhov@gmail.com>, Rusty Russell <rusty@rustcorp.com.au>, open list <linux-kernel@vger.kernel.org>, "open list:ABI/API" <linux-api@vger.kernel.org>
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On Tue, Mar 24, 2015 at 02:37:24PM +0100, Gerd Hoffmann wrote:
>   Hi,
> 
> > > input layer checks it and ignores events not supported (according to the
> > > support bitmaps).
> > 
> > Right but support bitmaps come from host too, no?
> 
> Yes, but the driver will not set invalid bits (bitcount argument for the
> virtinput_cfg_bits() function is the number of valid bits of the
> specific bitmap).
> 
> cheers,
>   Gerd
> 
> 
> 

Question: does linux ever get such events from userspace
as opposed to sending them to userspace?

-- 
MST