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Date:   Tue, 14 Apr 2020 13:52:35 +0200
From:   Thomas Bogendoerfer <tsbogend@...ha.franken.de>
To:     Jason Wang <jasowang@...hat.com>
Cc:     mst@...hat.com, linux-mips@...r.kernel.org,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-s390@...r.kernel.org, kvm@...r.kernel.org,
        virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org,
        geert@...ux-m68k.org,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ibm.com>
Subject: Re: [PATCH] vhost: do not enable VHOST_MENU by default

On Tue, Apr 14, 2020 at 10:44:38AM +0800, Jason Wang wrote:
> We try to keep the defconfig untouched after decoupling CONFIG_VHOST
> out of CONFIG_VIRTUALIZATION in commit 20c384f1ea1a
> ("vhost: refine vhost and vringh kconfig") by enabling VHOST_MENU by
> default. Then the defconfigs can keep enabling CONFIG_VHOST_NET
> without the caring of CONFIG_VHOST.
> 
> But this will leave a "CONFIG_VHOST_MENU=y" in all defconfigs and even
> for the ones that doesn't want vhost. So it actually shifts the
> burdens to the maintainers of all other to add "CONFIG_VHOST_MENU is
> not set". So this patch tries to enable CONFIG_VHOST explicitly in
> defconfigs that enables CONFIG_VHOST_NET and CONFIG_VHOST_VSOCK.
> 
> Cc: Thomas Bogendoerfer <tsbogend@...ha.franken.de>
> Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> Cc: Paul Mackerras <paulus@...ba.org>
> Cc: Michael Ellerman <mpe@...erman.id.au>
> Cc: Heiko Carstens <heiko.carstens@...ibm.com>
> Cc: Vasily Gorbik <gor@...ux.ibm.com>
> Cc: Christian Borntraeger <borntraeger@...ibm.com>
> Reported-by: Geert Uytterhoeven <geert@...ux-m68k.org>
> Signed-off-by: Jason Wang <jasowang@...hat.com>
> ---
>  arch/mips/configs/malta_kvm_defconfig  |  1 +

Acked-by: Thomas Bogendoerfer <tsbogend@...ha.franken.de>

Thomas.

-- 
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea.                                                [ RFC1925, 2.3 ]

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