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From: Avi Kivity <avi@redhat.com>
To: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>,
	KVM list <kvm@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 3/6] KVM MMU: optimize/cleanup for marking parent unsync
Date: Tue, 13 Apr 2010 14:58:27 +0300	[thread overview]
Message-ID: <4BC45C63.2010307@redhat.com> (raw)
In-Reply-To: <4BC3CE83.8020705@cn.fujitsu.com>

On 04/13/2010 04:53 AM, Xiao Guangrong wrote:
>
>> I'd prefer to not touch it.
>>      
> This patch avoids walk all parents and i think this overload is really unnecessary.
> It has other tricks in this codepath but i not noticed? :-)
>    

There is also the advantage of code size reduction.

-- 
error compiling committee.c: too many arguments to function


  reply	other threads:[~2010-04-13 11:58 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-04-12  7:59 [PATCH 1/6] KVM MMU: remove unused struct Xiao Guangrong
2010-04-12  8:01 ` [PATCH 2/6] KVM MMU: fix kvm_mmu_zap_page() and its calling path Xiao Guangrong
2010-04-12  8:24   ` Avi Kivity
2010-04-12  8:53     ` Xiao Guangrong
2010-04-12  9:08       ` Avi Kivity
2010-04-12  9:22         ` Xiao Guangrong
2010-04-12 10:25           ` Avi Kivity
2010-04-12 12:22             ` Xiao Guangrong
2010-04-12 12:49               ` Avi Kivity
2010-04-12 17:10   ` Marcelo Tosatti
2010-04-13  1:34     ` Xiao Guangrong
2010-04-13 14:59       ` Marcelo Tosatti
2010-04-14  2:14         ` Xiao Guangrong
2010-04-14 16:31           ` Marcelo Tosatti
2010-04-12  8:02 ` [PATCH 3/6] KVM MMU: optimize/cleanup for marking parent unsync Xiao Guangrong
2010-04-12  8:32   ` Avi Kivity
2010-04-12  8:55     ` Xiao Guangrong
2010-04-12 17:12   ` Marcelo Tosatti
2010-04-13  1:53     ` Xiao Guangrong
2010-04-13 11:58       ` Avi Kivity [this message]
2010-04-13 15:01       ` Marcelo Tosatti
2010-04-14  3:23         ` Xiao Guangrong
2010-04-14  3:58           ` Xiao Guangrong
2010-04-14 16:35           ` Marcelo Tosatti
2010-04-12  8:03 ` [PATCH 4/6] KVM MMU: optimize for writing cr4 Xiao Guangrong
2010-04-12  8:34   ` Avi Kivity
2010-04-12 10:42     ` Xiao Guangrong
2010-04-12 11:22       ` Avi Kivity
2010-04-13  3:07         ` Xiao Guangrong
2010-04-13  6:42           ` Avi Kivity
2010-04-12  8:05 ` [PATCH 5/6] KVM MMU: reduce kvm_mmu_page size Xiao Guangrong
2010-04-12  8:36   ` Avi Kivity
2010-04-12 11:11     ` Xiao Guangrong
2010-04-12  8:06 ` [PATCH 6/6] KVM MMU: optimize synchronization shadow pages Xiao Guangrong
2010-04-12  8:43   ` Avi Kivity
2010-04-12 11:14     ` Xiao Guangrong

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