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From: Marcelo Tosatti <mtosatti@redhat.com>
To: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Cc: Avi Kivity <avi@redhat.com>, LKML <linux-kernel@vger.kernel.org>,
	KVM <kvm@vger.kernel.org>
Subject: Re: [PATCH] KVM: MMU: lazily drop large spte
Date: Wed, 28 Nov 2012 09:39:30 -0200	[thread overview]
Message-ID: <20121128113930.GA29825@amt.cnet> (raw)
In-Reply-To: <50B5A0CA.8060807@linux.vnet.ibm.com>

On Wed, Nov 28, 2012 at 01:27:38PM +0800, Xiao Guangrong wrote:
> On 11/18/2012 11:00 AM, Marcelo Tosatti wrote:
> map gfn 4?  See corrected step 7 above.
> >>
> >> Ah, this is a real bug, and unfortunately, it exists in current
> >> code. I will make a separate patchset to fix it. Thank you, Marcelo!
> > 
> > Is it? Hum..
> > 
> > Anyway, it would be great if you can write a testcase (should be similar
> > in size to rmap_chain).
> 
> Marcelo, is this patch acceptable?

Yes, can we get reexecute_instruction fix first? (which should then be
able to handle the case where a large read-only spte is created).

I'll merge the testcase later today.


  reply	other threads:[~2012-11-28 11:51 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-11-05  9:59 [PATCH] KVM: MMU: lazily drop large spte Xiao Guangrong
2012-11-12 23:10 ` Marcelo Tosatti
2012-11-13  8:26   ` Xiao Guangrong
2012-11-14 14:37     ` Marcelo Tosatti
2012-11-14 23:17       ` Xiao Guangrong
2012-11-16  3:02         ` Marcelo Tosatti
2012-11-16  3:39           ` Xiao Guangrong
2012-11-16  3:56             ` Marcelo Tosatti
2012-11-16  4:46               ` Xiao Guangrong
2012-11-16  9:57                 ` Marcelo Tosatti
2012-11-17 14:06                   ` Xiao Guangrong
2012-11-18  3:00                     ` Marcelo Tosatti
2012-11-28  5:27                       ` Xiao Guangrong
2012-11-28 11:39                         ` Marcelo Tosatti [this message]
2012-11-13 15:33   ` Takuya Yoshikawa
2012-11-14 14:44     ` Marcelo Tosatti
2012-11-14 23:33       ` Xiao Guangrong

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