From: Ian Campbell <ian.campbell@citrix.com>
To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: Ian.Jackson@eu.citrix.com, xen-devel@lists.xensource.com,
Wei Liu <wei.liu2@citrix.com>
Subject: Re: [PATCH v3 2/6] libxl: do not add a vkb backend to hvm guests
Date: Thu, 25 Jun 2015 17:19:01 +0100 [thread overview]
Message-ID: <1435249141.32500.111.camel@citrix.com> (raw)
In-Reply-To: <alpine.DEB.2.02.1506161637570.21829@kaball.uk.xensource.com>
On Tue, 2015-06-16 at 16:39 +0100, Stefano Stabellini wrote:
> On Tue, 16 Jun 2015, Wei Liu wrote:
> > On Wed, Jun 10, 2015 at 11:09:50AM +0100, Stefano Stabellini wrote:
> > > When QEMU restricts its xenstore connection, it cannot provide PV
> > > backends. A separate QEMU instance is required to provide PV backends in
> > > userspace, such as qdisk. With two separate instances, it is not
> > > possible to take advantage of vkb for mouse and keyboard, as the QEMU
> > > that emulates the graphic card (the device model), would be separate
> > > from the QEMU running the vkb backend (PV QEMU).
> > >
> >
> > The question is that how would this affect the non-split setup.
>
> vkb is useful because emulating usb forces QEMU to wake up more often.
> However there is no way around it.
Does pvfb+vkb continue to work due to code somewhere else?
Do we think anyone will actually be using emulated VGA + PV input
devices?
next prev parent reply other threads:[~2015-06-25 16:19 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-10 10:07 [PATCH v3 0/6] libxl: xs_restrict QEMU Stefano Stabellini
2015-06-10 10:09 ` [PATCH v3 1/6] libxl: allow /local/domain/$LIBXL_TOOLSTACK_DOMID/device-model/$DOMID to be written by $DOMID Stefano Stabellini
2015-06-16 14:52 ` Wei Liu
2015-06-29 17:50 ` Stefano Stabellini
2015-06-25 16:16 ` Ian Campbell
2015-06-29 17:52 ` Stefano Stabellini
2015-06-30 8:49 ` Ian Campbell
2015-06-30 13:49 ` Stefano Stabellini
2015-06-30 14:04 ` Ian Campbell
2015-06-30 15:00 ` Stefano Stabellini
2015-07-03 14:37 ` Ian Campbell
2015-07-23 17:13 ` Stefano Stabellini
2015-06-30 9:06 ` Ian Jackson
2015-06-10 10:09 ` [PATCH v3 2/6] libxl: do not add a vkb backend to hvm guests Stefano Stabellini
2015-06-16 14:57 ` Wei Liu
2015-06-16 15:39 ` Stefano Stabellini
2015-06-25 16:19 ` Ian Campbell [this message]
2015-06-29 17:59 ` Stefano Stabellini
2015-06-30 8:51 ` Ian Campbell
2015-06-30 11:21 ` Stefano Stabellini
2015-06-30 13:32 ` Ian Campbell
2015-06-30 14:02 ` Stefano Stabellini
2015-06-30 14:13 ` Ian Campbell
2015-06-30 20:38 ` Konrad Rzeszutek Wilk
2015-07-01 10:29 ` Stefano Stabellini
2015-07-01 10:55 ` Roger Pau Monné
2015-07-01 10:56 ` Stefano Stabellini
2015-07-01 11:14 ` Roger Pau Monné
2015-07-01 11:10 ` Fabio Fantoni
2015-07-01 18:41 ` Konrad Rzeszutek Wilk
2015-07-02 11:04 ` Stefano Stabellini
2015-07-02 14:31 ` Konrad Rzeszutek Wilk
2015-06-10 10:09 ` [PATCH v3 3/6] [WIP] libxl: xsrestrict QEMU Stefano Stabellini
2015-06-25 16:24 ` Ian Campbell
2015-06-29 18:07 ` Stefano Stabellini
2015-06-30 8:53 ` Ian Campbell
2015-06-30 13:53 ` Stefano Stabellini
2015-06-10 10:09 ` [PATCH v3 4/6] libxl: change xs path for QEMU Stefano Stabellini
2015-06-25 16:21 ` Ian Campbell
2015-06-29 18:26 ` Stefano Stabellini
2015-06-10 10:09 ` [PATCH v3 5/6] libxl: change qdisk-backend-pid path on xenstore Stefano Stabellini
2015-06-10 10:09 ` [PATCH v3 6/6] libxl: spawns two QEMUs for HVM guests Stefano Stabellini
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