From: Anthony Liguori <aliguori-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
To: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
Cc: Marcelo Tosatti <marcelo-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org>,
kvm-devel
<kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
Subject: Re: [PATCH] KVM: add KVM_SYNC_SHADOW_WITH_USER ioctl (v2)
Date: Sat, 12 Jan 2008 14:28:51 -0600 [thread overview]
Message-ID: <47892303.6030602@us.ibm.com> (raw)
In-Reply-To: <47891C10.8060803-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
Avi Kivity wrote:
> Marcelo Tosatti wrote:
>> Export nukeing of shadow MMU pages through an ioctl, required for
>> consistency on balloon inflate.
>>
>>
>
> With mmu notifiers (posted two minutes after this) shadow is
> implicitly synced with userspace. Since it seems to be progressing
> rapidly, I won't apply this patch in the hope that mmu notifiers can
> be ready for 2.6.25.
Does that mean that we'll only support ballooning on host kernels >
2.6.25 are you going to do judo with debug registers to implement it for
older kernels?
Regards,
Anthony Liguori
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next prev parent reply other threads:[~2008-01-12 20:28 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-09 18:17 [PATCH] KVM: add KVM_SYNC_SHADOW_WITH_USER ioctl (v2) Marcelo Tosatti
2008-01-12 19:59 ` Avi Kivity
[not found] ` <47891C10.8060803-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2008-01-12 20:28 ` Anthony Liguori [this message]
[not found] ` <47892303.6030602-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2008-01-12 20:57 ` Avi Kivity
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