linux-kernel - Re: [PATCH v4 3/3] KVM: x86/mmu: Add detailed page size stats

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Message-ID: <f047f6ea-6d66-b7a7-cb39-7f5427876913@redhat.com>
Date:   Wed, 11 Aug 2021 13:36:09 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Mingwei Zhang <mizhang@...gle.com>
Cc:     Sean Christopherson <seanjc@...gle.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org, Ben Gardon <bgardon@...gle.com>,
        David Matlack <dmatlack@...gle.com>,
        Jing Zhang <jingzhangos@...gle.com>
Subject: Re: [PATCH v4 3/3] KVM: x86/mmu: Add detailed page size stats

On 03/08/21 06:46, Mingwei Zhang wrote:
> +	union {
> +		struct {
> +			atomic64_t pages_4k;
> +			atomic64_t pages_2m;
> +			atomic64_t pages_1g;
> +			atomic64_t pages_512g;
> +		};
> +		atomic64_t pages[4];
> +	};
>   	u64 nx_lpage_splits;

This array can use KVM_NR_PAGE_SIZES as the size.

Queued, thanks!

Paolo