From: Marcelo Tosatti <mtosatti@redhat.com>
To: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Cc: Avi Kivity <avi@redhat.com>, LKML <linux-kernel@vger.kernel.org>,
KVM <kvm@vger.kernel.org>
Subject: Re: [PATCH v2 1/7] KVM: MMU: optimize pte write path if don't have protected sp
Date: Fri, 20 May 2011 12:49:32 -0300 [thread overview]
Message-ID: <20110520154931.GA3627@amt.cnet> (raw)
In-Reply-To: <4DCFEF3B.5060806@cn.fujitsu.com>
On Sun, May 15, 2011 at 11:20:27PM +0800, Xiao Guangrong wrote:
> Simply return from kvm_mmu_pte_write path if no shadow page is
> write-protected, then we can avoid to walk all shadow pages and hold
> mmu-lock
>
> Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Applied, thanks.
prev parent reply other threads:[~2011-05-20 21:31 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-15 15:20 [PATCH v2 1/7] KVM: MMU: optimize pte write path if don't have protected sp Xiao Guangrong
2011-05-15 15:22 ` [PATCH v2 2/7] KVM: use __copy_to_user/__clear_user to write guest page Xiao Guangrong
2011-05-15 15:25 ` [PATCH v2 3/7] KVM: fix uninitialized warning Xiao Guangrong
2011-05-15 15:26 ` [PATCH v2 4/7] KVM: MMU: abstract the operation of rmap Xiao Guangrong
2011-05-15 15:27 ` [PATCH v2 5/7] KVM: MMU: remove the arithmetic of parent pte rmap Xiao Guangrong
2011-05-15 15:27 ` [PATCH v2 6/7] KVM: MMU: cleanup for kvm_mmu_page_unlink_children Xiao Guangrong
2011-05-15 15:28 ` [PATCH v2 7/7] KVM: MMU: cleanup for dropping parent pte Xiao Guangrong
2011-05-16 11:25 ` [PATCH v2 1/7] KVM: MMU: optimize pte write path if don't have protected sp Avi Kivity
2011-05-18 13:12 ` Marcelo Tosatti
2011-05-18 13:20 ` Avi Kivity
2011-05-20 15:49 ` Marcelo Tosatti [this message]
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