linux-kernel - Re: [PATCH v4 05/14] KVM: Introduce a new guest mapping API

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Message-ID: <52811828-5c54-6b16-b8ae-e3fc6fea12a3@redhat.com>
Date:   Wed, 19 Dec 2018 22:26:02 +0100
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     KarimAllah Ahmed <karahmed@...zon.de>, rkrcmar@...hat.com,
        linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        jmattson@...gle.com
Subject: Re: [PATCH v4 05/14] KVM: Introduce a new guest mapping API

On 03/12/18 10:30, KarimAllah Ahmed wrote:
> +void kvm_vcpu_unmap(struct kvm_host_map *map)

This probably needs to come in two versions, dirty and clean.  I'll do
the adjustment when I queue this for 4.22.

Thanks,

Paolo

> +{
> +	if (!map->hva)
> +		return;
> +
> +	if (map->page)
> +		kunmap(map->page);
> +	else
> +		memunmap(map->hva);
> +
> +	kvm_release_pfn_dirty(map->pfn);
> +	map->hva = NULL;
> +}
> +EXPORT_SYMBOL_GPL(kvm_vcpu_unmap);
> +