Messages in this thread | | | Date | Thu, 11 Oct 2012 21:12:51 +0800 | From | Xiao Guangrong <> | Subject | Re: [PATCH v4 5/5] KVM: MMU: introduce FNAME(prefetch_gpte) |
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On 10/10/2012 11:21 PM, Marcelo Tosatti wrote:
>> pgprintk("%s: gpte %llx spte %p\n", __func__, (u64)gpte, spte); >> + >> + gfn = gpte_to_gfn(gpte); >> pte_access = sp->role.access & gpte_access(vcpu, gpte); >> protect_clean_gpte(&pte_access, gpte); >> - pfn = gfn_to_pfn_atomic(vcpu->kvm, gpte_to_gfn(gpte)); >> + pfn = pte_prefetch_gfn_to_pfn(vcpu, gfn, >> + no_dirty_log && (pte_access & ACC_WRITE_MASK)); > > Is this a bugfix?
No. It is a cleanup.
Actually, pte_prefetch_gfn_to_pfn(vcpu, gfn, false) is the same as gfn_to_pfn_atomic
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