From: Paolo Bonzini <pbonzini@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: kvm@vger.kernel.org, virtualization@lists.linux-foundation.org
Subject: Re: [PATCH] virtio-balloon spec: rework VIRTIO_BALLOON_F_MUST_TELL_HOST feature, support silent deflation
Date: Mon, 27 May 2013 18:09:54 +0200 [thread overview]
Message-ID: <51A38552.9050808@redhat.com> (raw)
In-Reply-To: <20130527160437.GA18270@redhat.com>
Il 27/05/2013 18:04, Michael S. Tsirkin ha scritto:
> I don't think we need a new feature. Hosts do not in practice
> treat the feature as "negative" (that is, required), whatever the spec
> says. Further, windows guests don't treat it is such either.
Windows guests not treating as such is what makes the spec change work.
> So if we
> don't want to require all guests to tell host first, all we need to do is
> admit it's not a bug.
I think we want the possibility for the host to require that.
> Please see
> [PATCH] virtio-spec: balloon: MUST_TELL_HOST is optional
> that does exactly this.
That patch mandates a change in guest behavior that is not compatible
with the existing Windows driver. Mine doesn't.
Paolo
next prev parent reply other threads:[~2013-05-27 16:09 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-08 10:10 [PATCH] virtio-balloon spec: rework VIRTIO_BALLOON_F_MUST_TELL_HOST feature, support silent deflation Paolo Bonzini
2013-05-27 15:55 ` Paolo Bonzini
2013-05-27 15:55 ` Paolo Bonzini
2013-05-27 16:04 ` Michael S. Tsirkin
2013-05-27 16:09 ` Paolo Bonzini [this message]
2013-05-27 17:02 ` Michael S. Tsirkin
2013-05-28 8:38 ` Paolo Bonzini
2013-05-28 10:45 ` Michael S. Tsirkin
2013-05-28 11:13 ` Paolo Bonzini
2013-05-28 11:44 ` Michael S. Tsirkin
2013-05-28 12:04 ` Paolo Bonzini
2013-05-28 13:32 ` Michael S. Tsirkin
2013-05-28 14:06 ` Paolo Bonzini
2013-05-28 14:29 ` Michael S. Tsirkin
2013-05-28 14:32 ` Paolo Bonzini
2013-05-28 14:32 ` Paolo Bonzini
2013-05-28 15:09 ` Michael S. Tsirkin
2013-05-28 16:23 ` Paolo Bonzini
2013-05-28 16:50 ` Michael S. Tsirkin
2013-05-28 16:57 ` Paolo Bonzini
2013-05-28 10:45 ` Michael S. Tsirkin
2013-05-27 16:04 ` Michael S. Tsirkin
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