Messages in this thread | | | Date | Tue, 24 Apr 2012 11:34:31 +0800 | From | Xiao Guangrong <> | Subject | Re: [PATCH v3 5/9] KVM: MMU: introduce SPTE_WRITE_PROTECT bit |
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On 04/24/2012 08:45 AM, Marcelo Tosatti wrote:
>> I think it is not too hard to check. :) > > You are minimizing the possible impact these modifications have. > > Perhaps you should prepare code under mmu_lock to handle concurrent spte > R->W updates first, and then later introduce the concurrent updates. In > a way that its clear for somebody reading the code that parallel updates > can happen (say read spte once, work on local copy, later re-read spte). >
Good idea. I will refine it in the next version. Thank you, Marcelo! :)
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