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From: Avi Kivity <avi@redhat.com>
To: Alexander Graf <agraf@suse.de>
Cc: kvm list <kvm@vger.kernel.org>,
	virtualization@lists.linux-foundation.org,
	Glauber Costa <glommer@redhat.com>, Nick Piggin <npiggin@suse.de>
Subject: Re: [PATCH 0/3] Split up pv-ops
Date: Thu, 19 Nov 2009 09:42:10 +0200	[thread overview]
Message-ID: <4B04F6D2.8080805@redhat.com> (raw)
In-Reply-To: <1258503192-14246-1-git-send-email-agraf@suse.de>

On 11/18/2009 02:13 AM, Alexander Graf wrote:
> Paravirt ops is currently only capable of either replacing a lot of Linux
> internal code or none at all. The are users that don't need all of the
> possibilities pv-ops delivers though.
>
> On KVM for example we're perfectly fine not using the PV MMU, thus not
> touching any MMU code. That way we don't have to improve pv-ops to become
> fast, we just don't compile the MMU parts in!
>
> This patchset splits pv-ops into several smaller config options split by
> feature category and then converts the KVM pv-ops code to use only the
> bits that are required, lowering overhead.
>
> Alexander Graf (3):
>    Split paravirt ops by functionality
>    Only export selected pv-ops feature structs
>    Split the KVM pv-ops support by feature
>
>    

The whole thing looks good to me.  Let's wait for Jeremy to ack though.

-- 
Do not meddle in the internals of kernels, for they are subtle and quick to panic.


  parent reply	other threads:[~2009-11-19  7:42 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-11-18  0:13 [PATCH 0/3] Split up pv-ops Alexander Graf
2009-11-18  0:13 ` [PATCH 1/3] Split paravirt ops by functionality Alexander Graf
2009-11-19 14:59   ` Jeremy Fitzhardinge
2009-11-19 15:21     ` Alexander Graf
2009-11-18  0:13 ` [PATCH 2/3] Only export selected pv-ops feature structs Alexander Graf
2009-11-18  0:13 ` [PATCH 3/3] Split the KVM pv-ops support by feature Alexander Graf
2009-11-18  1:33   ` Rusty Russell
2009-11-18  1:37     ` Alexander Graf
2009-11-19  7:42 ` Avi Kivity [this message]
2009-12-03 14:52 ` [PATCH 0/3] Split up pv-ops Alexander Graf
2009-12-03 15:00   ` Avi Kivity
2009-12-03 15:04     ` Alexander Graf
2009-12-03 15:07       ` Avi Kivity

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