From mboxrd@z Thu Jan  1 00:00:00 1970
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Date: Mon, 18 Aug 2014 23:24:57 +0200
From: Paolo Bonzini <pbonzini@redhat.com>
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To: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>, gleb@kernel.org
CC: avi.kivity@gmail.com, mtosatti@redhat.com,
	linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
	David Matlack <dmatlack@google.com>, stable@vger.kernel.org
Subject: Re: [PATCH 2/2] kvm: x86: fix stale mmio cache bug
References: <1407999713-3726-1-git-send-email-xiaoguangrong@linux.vnet.ibm.com> <1407999713-3726-2-git-send-email-xiaoguangrong@linux.vnet.ibm.com>
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Il 14/08/2014 09:01, Xiao Guangrong ha scritto:
>   * Clear the mmio cache info for the given gva,
> - * specially, if gva is ~0ul, we clear all mmio cache info.
> + * specially, if gva is ~MMIO_GVA_ANY, we clear all mmio cache info.

Extra ~.

>   */
> +#define MMIO_GVA_ANY	~((gva_t)0)
> +

Better: (~(gva_t)0).

Paolo