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From: Paolo Bonzini <pbonzini@redhat.com>
To: Xiao Guangrong <guangrong.xiao@linux.intel.com>,
	Takuya Yoshikawa <yoshikawa_takuya_b1@lab.ntt.co.jp>
Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, mtosatti@redhat.com
Subject: Re: [PATCH 09/10] KVM: x86: MMU: Move parent_pte handling from kvm_mmu_get_page() to link_shadow_page()
Date: Wed, 25 Nov 2015 17:32:53 +0100	[thread overview]
Message-ID: <5655E2B5.4030709@redhat.com> (raw)
In-Reply-To: <564EE08B.4040100@linux.intel.com>



On 20/11/2015 09:57, Xiao Guangrong wrote:
> 
> 
> You can move this patch to the front of
> [PATCH 08/10] KVM: x86: MMU: Use for_each_rmap_spte macro instead of
> pte_list_walk()
> 
> By moving kvm_mmu_mark_parents_unsync() to the behind of mmu_spte_set()
> (then the parent
> spte is present now), you can directly clean up for_each_rmap_spte().

So basically squash together the two patches (8/10 and 9/10) except the
change to kvm_mmu_mark_parents_unsync; then in the second patch switch
from pte_list_walk to for_each_rmap_spte.

That makes sense indeed.

Paolo

  reply	other threads:[~2015-11-25 16:33 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-20  8:40 [PATCH V3 00/10] KVM: x86: MMU: Clean up x86's mmu code for future work Takuya Yoshikawa
2015-11-20  8:41 ` [PATCH 01/10] KVM: x86: MMU: Encapsulate the type of rmap-chain head in a new struct Takuya Yoshikawa
2015-11-20  8:42 ` [PATCH 02/10] KVM: x86: MMU: Remove unused parameter of __direct_map() Takuya Yoshikawa
2015-11-20  8:43 ` [PATCH 03/10] KVM: x86: MMU: Add helper function to clear a bit in unsync child bitmap Takuya Yoshikawa
2015-11-20  8:44 ` [PATCH 04/10] KVM: x86: MMU: Make mmu_set_spte() return emulate value Takuya Yoshikawa
2015-11-20  8:44 ` [PATCH 05/10] KVM: x86: MMU: Remove is_rmap_spte() and use is_shadow_present_pte() Takuya Yoshikawa
2015-11-20  8:45 ` [PATCH 06/10] KVM: x86: MMU: Consolidate BUG_ON checks for reverse-mapped sptes Takuya Yoshikawa
2015-11-20  8:46 ` [PATCH 07/10] KVM: x86: MMU: Move initialization of parent_ptes out from kvm_mmu_alloc_page() Takuya Yoshikawa
2015-11-20  8:47 ` [PATCH 08/10] KVM: x86: MMU: Use for_each_rmap_spte macro instead of pte_list_walk() Takuya Yoshikawa
2015-11-20  8:46   ` Xiao Guangrong
2015-11-20  9:08     ` Takuya Yoshikawa
2015-11-25 16:29   ` Paolo Bonzini
2015-11-20  8:48 ` [PATCH 09/10] KVM: x86: MMU: Move parent_pte handling from kvm_mmu_get_page() to link_shadow_page() Takuya Yoshikawa
2015-11-20  8:57   ` Xiao Guangrong
2015-11-25 16:32     ` Paolo Bonzini [this message]
2015-11-26  2:36       ` Takuya Yoshikawa
2015-11-20  8:48 ` [PATCH 10/10] KVM: x86: MMU: Remove unused parameter parent_pte from kvm_mmu_get_page() Takuya Yoshikawa
2015-11-20  9:35 ` [PATCH V3 00/10] KVM: x86: MMU: Clean up x86's mmu code for future work Xiao Guangrong
2015-11-20 16:01 ` Paolo Bonzini

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