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[Qemu-devel] Re: [PATCH 0/7] KVM SMP support, early version

From: Jan Kiszka
Subject: [Qemu-devel] Re: [PATCH 0/7] KVM SMP support, early version
Date: Sun, 29 Nov 2009 18:32:50 +0100
User-agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv: Gecko/20080226 SUSE/ Thunderbird/ Mnenhy/

Glauber Costa wrote:
> Hi guys,
> This is an early version of smp support in kvm that kinda works.
> It has some known problems that I am still tracking. For example,
> it does not reset very well. Also, initialization is a bit slow,
> probably because of the number of remote ioctl calls involved.
> But I believe Jan's patch to do a single ioctl can make it better.

That approach has been buried, we decided to continue extending via new

But why do you need that many remote calls during init? Aren't the
initial ioctls issued by the vcpu threads themselves?


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