linux-kernel - Re: [kvm-devel] [GIT PULL][RESEND] KVM cpu hotplug fixes

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Message-ID: <fdaac4d50706020003g5f1658fewf6e0757aaa1c27bd@mail.gmail.com>
Date:	Sat, 2 Jun 2007 16:03:56 +0900
From:	"Jun Koi" <junkoi2004@...il.com>
To:	"Avi Kivity" <avi@...ranet.com>
Cc:	kvm-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org
Subject: Re: [kvm-devel] [GIT PULL][RESEND] KVM cpu hotplug fixes

Hi Avi,

On 6/2/07, Avi Kivity <avi@...ranet.com> wrote:
> Linus Torvalds wrote:
> > Don't send me pull requests like this. And absolutely do NOT send them as
> > resends. I just  get grumpy.
> >
> > If all the added code had been KVM-only, I might not care. But when the
> > bulk of the code touches core files, you had better explain why this is so
> > important that it cannot wait for the next merge window.
>
> Ok.  This was really wanted by laptop-carrying users, but I guess
> they'll have to wait for 2.6.23.
>

Could you explain a bit:

1) Why CPU hotplug is that important for virtualization?

2) Why this patch is wanted by laptop users?

I tried to answer myself those questions, but to no avail.

Thank you,
Jun
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