linux-kernel - Re: [PATCH v4 00/11] KVM: x86: track guest page access

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Date:	Wed, 24 Feb 2016 14:42:06 +0100
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Xiao Guangrong <guangrong.xiao@...ux.intel.com>
Cc:	gleb@...nel.org, mtosatti@...hat.com, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org, kai.huang@...ux.intel.com,
	jike.song@...el.com
Subject: Re: [PATCH v4 00/11] KVM: x86: track guest page access



On 24/02/2016 10:51, Xiao Guangrong wrote:
> Changelog in v4:
> thanks to Paolo's review, the changes in this version are:
> - comment struct kvm_mmu_page_role to explain the rule bits used by indirect
>   shadow page can not be more than 15 bits
> - simplify overflow detection of track count
> - remove the wrap functions,  kvm_page_track_{add,remove}_page
> - rename kvm_slot_page_track_*_nolock to kvm_slot_page_track_*
> - rename the function, check_mode, to page_track_mode_is_valid and inline it
> - rename kvm_page_track_check_mode to kvm_page_track_is_active
> - check if the notifier list is empty before holding the srcu lock
> - move the patch adjusting write-flooding more earlier

Looks good, thanks!

Paolo