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 2/2] KVM MMU: record reverse mapping for spte only if it's writable
Date: Thu, 01 Apr 2010 14:54:36 +0300 [thread overview]
Message-ID: <4BB4897C.6030409@redhat.com> (raw)
In-Reply-To: <4BB45EE2.3010000@cn.fujitsu.com>
On 04/01/2010 11:52 AM, Xiao Guangrong wrote:
> The read only spte mapping can't hurt shadow page cache,
> so, no need to record it.
>
>
We do need to keep track of read-only mappings, that's how swapping
works. See commit ca335c8f08d.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2010-04-01 16:30 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-01 8:50 [PATCH 1/2] KVM MMU: cleanup/fix mmu audit code Xiao Guangrong
2010-04-01 8:52 ` [PATCH 2/2] KVM MMU: record reverse mapping for spte only if it's writable Xiao Guangrong
2010-04-01 11:54 ` Avi Kivity [this message]
2010-04-05 20:35 ` [PATCH 1/2] KVM MMU: cleanup/fix mmu audit code Marcelo Tosatti
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