linux-kernel - Re: [PATCH 0/7 v3] Rework of msrpm optimization and additional fixes for nested svm

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Message-ID: <20100302142604.GA21780@amt.cnet>
Date:	Tue, 2 Mar 2010 11:26:04 -0300
From:	Marcelo Tosatti <mtosatti@...hat.com>
To:	Joerg Roedel <joerg.roedel@....com>
Cc:	Avi Kivity <avi@...hat.com>, Alexander Graf <agraf@...e.de>,
	kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/7 v3] Rework of msrpm optimization and additional fixes
 for nested svm

On Mon, Mar 01, 2010 at 03:34:33PM +0100, Joerg Roedel wrote:
> Hi,
> 
> this is the third round of the msrpm merge optimization patches for
> nested svm.  The change to the previous post it the introduction of an
> direc_access_msrs list which contains all msrs that a guest might
> directly access. This list is used to initialize the msrpm bitmaps and
> the msrpm_offset table used for merging two tables. This optimization
> more than doubles the performance of kernel compiles in the nested guest
> using nested-shadow paging.
> The other random fixes in this set were not changed to the last version
> of this set. Patch 1/7 is new because it was forgotten in the last post.
> 
> Thanks,
> 
> 	Joerg

Applied, thanks.

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