netdev - Re: [PATCH net-next v12 2/5] netvsc: refactor notifier/event handling code to use the failover framework

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Message-ID: <c0be8e44-34f8-0e46-3a51-7ce869a5d351@intel.com>
Date:   Fri, 25 May 2018 16:11:47 -0700
From:   "Samudrala, Sridhar" <sridhar.samudrala@...el.com>
To:     Stephen Hemminger <stephen@...workplumber.org>
Cc:     mst@...hat.com, davem@...emloft.net, netdev@...r.kernel.org,
        virtualization@...ts.linux-foundation.org,
        virtio-dev@...ts.oasis-open.org, jesse.brandeburg@...el.com,
        alexander.h.duyck@...el.com, kubakici@...pl, jasowang@...hat.com,
        loseweigh@...il.com, jiri@...nulli.us, aaron.f.brown@...el.com,
        anjali.singhai@...el.com
Subject: Re: [PATCH net-next v12 2/5] netvsc: refactor notifier/event handling
 code to use the failover framework


On 5/25/2018 3:34 PM, Stephen Hemminger wrote:
> On Thu, 24 May 2018 09:55:14 -0700
> Sridhar Samudrala <sridhar.samudrala@...el.com> wrote:
>
>> --- a/drivers/net/hyperv/Kconfig
>> +++ b/drivers/net/hyperv/Kconfig
>> @@ -2,5 +2,6 @@ config HYPERV_NET
>>   	tristate "Microsoft Hyper-V virtual network driver"
>>   	depends on HYPERV
>>   	select UCS2_STRING
>> +	select FAILOVER
> When I take a working kernel config, add the patches then do
> make oldconfig
>
> It is not autoselecting FAILOVER, it prompts me for it. This means
> if user says no then a non-working netvsc device is made.

I see
    Generic failover module (FAILOVER) [M/y/?] (NEW)

So the user is given an option to either build as a Module or part of the
kernel. 'n' is not an option.