From: Avi Kivity <avi@redhat.com>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 0/6] New shot at VGA optimization
Date: Wed, 19 Nov 2008 16:23:47 +0200 [thread overview]
Message-ID: <49242173.8020408@redhat.com> (raw)
In-Reply-To: <1227108377-8442-1-git-send-email-glommer@redhat.com>
Glauber Costa wrote:
> Hi,
>
> The last version of the vga patch brought hope of a clean interface
> for the vga optimization. However, it failed in some guests due to
> the explicit need for alias, contrary to what we used to think.
>
> This needs arises from a KVM host bug (http://lkml.org/lkml/2008/11/17/496)
>
> However, even if it gets eventually fixed, any qemu running on an
> old enough kernel will fail. Because of that, this series introduces
> implicit aliasing support for kvm first, to just then implement the vga
> optimization.
>
> The main idea is that qemu should never need to know about our
> dirty trick.
>
> Hope I didn't miss anything.
>
>
Looks good.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2008-11-19 14:23 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-19 15:26 [Qemu-devel] [PATCH 0/6] New shot at VGA optimization Glauber Costa
2008-11-19 14:23 ` Avi Kivity [this message]
2008-11-19 14:34 ` Glauber Costa
2008-11-19 15:26 ` [Qemu-devel] [PATCH 1/6] kvm: memory aliasing support for kvm Glauber Costa
2008-11-19 15:07 ` Anthony Liguori
2008-11-19 15:26 ` [Qemu-devel] [PATCH 2/6] better type checking for vga Glauber Costa
2008-11-19 15:08 ` Anthony Liguori
2008-11-19 15:26 ` [Qemu-devel] [PATCH 3/6] move vga_io_address to VGA State Glauber Costa
2008-11-19 15:26 ` [Qemu-devel] [PATCH 4/6] kvm: de-register mem region for MMIO Glauber Costa
2008-11-19 15:10 ` Anthony Liguori
2008-11-19 15:26 ` [Qemu-devel] [PATCH 5/6] Introduce kvm logging interface Glauber Costa
2008-11-19 15:18 ` Anthony Liguori
2008-11-19 17:23 ` Glauber Costa
2008-11-19 17:51 ` Anthony Liguori
2008-11-19 15:26 ` [Qemu-devel] [PATCH 6/6] kvm: vga optimization Glauber Costa
2008-11-19 15:23 ` Anthony Liguori
2008-11-19 17:19 ` Glauber Costa
2008-11-19 17:26 ` Anthony Liguori
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