netdev - Re: [PATCH V9 1/9] vhost: refine vhost and vringh kconfig

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Message-ID: <41ee1f6a-3124-d44b-bf34-0f26604f9514@redhat.com>
Date:   Wed, 1 Apr 2020 20:50:36 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     Christian Borntraeger <borntraeger@...ibm.com>, mst@...hat.com,
        linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org
Cc:     jgg@...lanox.com, maxime.coquelin@...hat.com,
        cunming.liang@...el.com, zhihong.wang@...el.com,
        rob.miller@...adcom.com, xiao.w.wang@...el.com,
        lingshan.zhu@...el.com, eperezma@...hat.com, lulu@...hat.com,
        parav@...lanox.com, kevin.tian@...el.com, stefanha@...hat.com,
        rdunlap@...radead.org, hch@...radead.org, aadam@...hat.com,
        jiri@...lanox.com, shahafs@...lanox.com, hanand@...inx.com,
        mhabets@...arflare.com, gdawar@...inx.com, saugatm@...inx.com,
        vmireyno@...vell.com, zhangweining@...jie.com.cn
Subject: Re: [PATCH V9 1/9] vhost: refine vhost and vringh kconfig


On 2020/4/1 下午7:21, Christian Borntraeger wrote:
> On 26.03.20 15:01, Jason Wang wrote:
>> Currently, CONFIG_VHOST depends on CONFIG_VIRTUALIZATION. But vhost is
>> not necessarily for VM since it's a generic userspace and kernel
>> communication protocol. Such dependency may prevent archs without
>> virtualization support from using vhost.
>>
>> To solve this, a dedicated vhost menu is created under drivers so
>> CONIFG_VHOST can be decoupled out of CONFIG_VIRTUALIZATION.
> FWIW, this now results in vhost not being build with defconfig kernels (in todays
> linux-next).
>

Hi Christian:

Did you meet it even with this 
commit https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=a4be40cbcedba9b5b714f3c95182e8a45176e42d?

If yes, what's your build config looks like?

Thanks