From: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
To: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Avi Kivity <avi@redhat.com>, LKML <linux-kernel@vger.kernel.org>,
KVM <kvm@vger.kernel.org>
Subject: Re: [PATCH v2 4/5] KVM: MMU: introduce page_fault_start and page_fault_end
Date: Thu, 20 Sep 2012 10:59:49 +0800 [thread overview]
Message-ID: <505A86A5.6090209@linux.vnet.ibm.com> (raw)
In-Reply-To: <20120918234307.GA5062@amt.cnet>
On 09/19/2012 07:43 AM, Marcelo Tosatti wrote:
>>> - error pfn / mmio pfn / invalid pfn relation
>>>
>>> Have the meaning of this bits unified in a single function/helper, see
>>> comment to patch 1 (perhaps you can further improve).
>>
>> Sorry, more detail?
>
> Should force the reader of the code to understand error pfn / mmio pfn /
> invalid pfn in a single helper. That is, avoid using error pfn at all.
Reasonable suggestion, i will think about it more. Thank you, Marcelo!
next prev parent reply other threads:[~2012-09-20 2:59 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-14 9:56 [PATCH v2 0/5] KVM: MMU: fix release pfn in mmu code Xiao Guangrong
2012-09-14 9:57 ` [PATCH v2 1/5] KVM: MMU: release noslot pfn on the fail path properly Xiao Guangrong
2012-09-15 15:13 ` Marcelo Tosatti
2012-09-18 7:46 ` Xiao Guangrong
2012-09-14 9:57 ` [PATCH v2 2/5] KVM: MMU: do not release pfn in mmu_set_spte Xiao Guangrong
2012-09-14 9:58 ` [PATCH v2 3/5] KVM: MMU: cleanup FNAME(page_fault) Xiao Guangrong
2012-09-20 10:54 ` Avi Kivity
2012-09-14 9:59 ` [PATCH v2 4/5] KVM: MMU: introduce page_fault_start and page_fault_end Xiao Guangrong
2012-09-15 15:25 ` Marcelo Tosatti
2012-09-18 8:15 ` Xiao Guangrong
2012-09-18 23:43 ` Marcelo Tosatti
2012-09-20 2:59 ` Xiao Guangrong [this message]
2012-09-20 10:57 ` Avi Kivity
2012-09-14 9:59 ` [PATCH v2 5/5] KVM: MMU: introduce FNAME(prefetch_gpte) Xiao Guangrong
2012-09-14 10:13 ` Xiao Guangrong
2012-09-15 15:31 ` Marcelo Tosatti
2012-09-18 8:26 ` Xiao Guangrong
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