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To: David Marchand <david.marchand@6wind.com>,
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From: "Tan, Jianfeng" <jianfeng.tan@intel.com>
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Date: Tue, 16 Feb 2016 19:36:58 +0800
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Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v2 2/5] EAL: Add new EAL "--qtest-virtio"
 option
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Hi David,

On 2/16/2016 1:53 PM, David Marchand wrote:
> On Wed, Feb 10, 2016 at 4:40 AM, Tetsuya Mukawa <mukawa@igel.co.jp> wrote:
>> To work with qtest virtio-net PMD, virtual address that maps hugepages
>> should be between (1 << 31) to (1 << 44). This patch adds one more option
>> to map like this. Also all hugepages should consists of one file.
>> Because of this, the option will work only when '--single-file' option is
>> specified.
> This patch is pure virtio stuff.
> Please, rework this so that we have a generic api in eal (asking for a
> free region could be of use for something else).
> Then you can call this api from virtio pmd.
>
> If you need to pass options to virtio pmd, add some devargs for it.
>

Seems it's hard to slip this option into --vdev="eth_qtest_virtio0..." 
from my side because memory initialization happens before vdev option is 
parsed.

Can we make use of "--base-virtaddr" achieve the function of this option?

Thanks,
Jianfeng