From: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
To: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Cc: Takuya Yoshikawa <takuya.yoshikawa@gmail.com>,
avi@redhat.com, mtosatti@redhat.com, kvm@vger.kernel.org
Subject: Re: [PATCH for 3.3] KVM: Fix write protection race during dirty logging
Date: Mon, 06 Feb 2012 14:12:38 +0900 [thread overview]
Message-ID: <4F2F6146.8070804@oss.ntt.co.jp> (raw)
In-Reply-To: <4F2F5EE2.5080703@linux.vnet.ibm.com>
(2012/02/06 14:02), Xiao Guangrong wrote:
> I am worrying if other paths(such as like kvm_mmu_notifier_invalidate_page)
> which unmap/modify writeable ptes and flush TLBs out of mmu lock have the
> same problem?
>
Yes, I think so ... (long standing bug?)
Let's ask Avi if he prefers to fix it separately then!
Takuya
next prev parent reply other threads:[~2012-02-06 5:10 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-05 11:42 [PATCH for 3.3] KVM: Fix write protection race during dirty logging Takuya Yoshikawa
2012-02-06 3:40 ` Xiao Guangrong
2012-02-06 3:46 ` Takuya Yoshikawa
2012-02-06 3:53 ` Xiao Guangrong
2012-02-06 5:02 ` Xiao Guangrong
2012-02-06 5:12 ` Takuya Yoshikawa [this message]
2012-02-06 9:48 ` Avi Kivity
2012-02-08 16:38 ` Marcelo Tosatti
2012-02-09 13:54 ` Takuya Yoshikawa
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