Re: [PATCH v3 0/5] KVM: MMU: unify and cleanup the code of walkingpte list

[Gleb Natapov]

On Tue, Feb 05, 2013 at 04:52:35PM +0800, Xiao Guangrong wrote:
> Current code has two ways to walk pte_list, the one is pte_list_walk and
> the another way is rmap_get_first and rmap_get_next, they have the same logic.
> This patchset tries to unify the code and also make the code more tidy.
> 
> Patch 1: KVM: MMU: introduce mmu_spte_establish, which tries to eliminates
> the different between walking parent pte list and rmap, prepare for the
> later patch.
> 
> Patch 2: KVM: MMU: clarify the logic in kvm_set_pte_rmapp, which prepares for
> the next patch, no logic changed.
> 
> Patch 3: KVM: MMU: unify the code of walking pte list, unify the walking code.
> 
> Patch 4: KVM: MMU: fix spte assertion, fix a minor bug and remove the duplicate
> code.
> 
> Patch 5: KVM: MMU: fast drop all spte on the pte_list, optimize for dropping
> all sptes on rmap and remove all the "goto restart" pattern introduced by
> the Patch 3.
> 
> Marcelo, Gleb, please apply them after applying the patchset of
> [PATCH v3 0/3] KVM: MMU: simple cleanups.
> 
> Changelog:
> v3:
> - address Gleb's comments, remove the remained "goto restart" in
>   kvm_set_pte_rmapp
> - improve the changelog
> 
Reviewed-by: Gleb Natapov <gleb@xxxxxxxxxx>

--
			Gleb.
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