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Date:   Fri, 8 Jan 2021 16:34:06 +0100
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     shuo.a.liu@intel.com
Cc:     linux-kernel@vger.kernel.org, x86@kernel.org,
        "H . Peter Anvin" <hpa@zytor.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
        Yu Wang <yu1.wang@intel.com>,
        Reinette Chatre <reinette.chatre@intel.com>,
        Zhi Wang <zhi.a.wang@intel.com>,
        Zhenyu Wang <zhenyuw@linux.intel.com>
Subject: Re: [PATCH v7 08/18] virt: acrn: Introduce EPT mapping management
Message-ID: <X/h7bhf9RRGjnJ+a@kroah.com>
References: <20210106075055.47226-1-shuo.a.liu@intel.com>
 <20210106075055.47226-9-shuo.a.liu@intel.com>
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On Wed, Jan 06, 2021 at 03:50:45PM +0800, shuo.a.liu@intel.com wrote:
> +/**
> + * struct acrn_vm_memmap - A EPT memory mapping info for a User VM.
> + * @type:		Type of the memory mapping (ACRM_MEMMAP_*).
> + *			Pass to hypervisor directly.
> + * @attr:		Attribute of the memory mapping.
> + *			Pass to hypervisor directly.
> + * @user_vm_pa:		Physical address of User VM.
> + *			Pass to hypervisor directly.
> + * @service_vm_pa:	Physical address of Service VM.
> + *			Pass to hypervisor directly.
> + * @vma_base:		VMA address of Service VM. Pass to hypervisor directly.
> + * @len:		Length of the memory mapping.
> + *			Pass to hypervisor directly.
> + */
> +struct acrn_vm_memmap {
> +	__u32	type;
> +	__u32	attr;
> +	__u64	user_vm_pa;
> +	union {
> +		__u64	service_vm_pa;
> +		__u64	vma_base;
> +	};
> +	__u64	len;
> +};

Endianness?