linux-kernel - Re: [PATCH] net: dsa/slave: Fix compilation warnings

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Message-ID: <CAKohpon8C5O4U+h3nr=8gaEQ1f-K9pqafw=5jPrhaGup_3re=g@mail.gmail.com>
Date:	Tue, 30 Oct 2012 14:33:19 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Daniel Lezcano <daniel.lezcano@...aro.org>
Cc:	Ben Hutchings <bhutchings@...arflare.com>, netdev@...r.kernel.org,
	linaro-dev@...ts.linaro.org, davem@...emloft.net,
	linux-kernel@...r.kernel.org, patches@...aro.org
Subject: Re: [PATCH] net: dsa/slave: Fix compilation warnings

On 30 October 2012 14:30, Daniel Lezcano <daniel.lezcano@...aro.org> wrote:
> It is very curious if we disable all the configs option, a slave
> creation raise a BUG (cf. dsa_slave_create). IIUC, booting with NET_DSA
> enabled and none of the NET_DSA_TAG* enabled will raise a BUG in the
> probe function, right ?
>
> Maybe we should force at least one config when none are set ?

I thought of it earlier. But found the one which i posted better. As we will not
compile DSA stuff now without these tags.

--
viresh

> diff --git a/net/dsa/Kconfig b/net/dsa/Kconfig
> index 274791c..86326e3 100644
> --- a/net/dsa/Kconfig
> +++ b/net/dsa/Kconfig
> @@ -1,8 +1,9 @@
> -config NET_DSA
> +menuconfig NET_DSA
>         tristate "Distributed Switch Architecture support"
>         default n
>         depends on EXPERIMENTAL && NETDEVICES && !S390
>         select PHYLIB
> +       select NET_DSA_TAG_DSA if (!NET_DSA_TAG_EDSA &&
> !NET_DSA_TAG_TRAILER)
>         ---help---
>           This allows you to use hardware switch chips that use
>           the Distributed Switch Architecture.
> @@ -12,15 +13,15 @@ if NET_DSA
>
>  # tagging formats
>  config NET_DSA_TAG_DSA
> -       bool
> +       bool "tag dsa"
>         default n
>
>  config NET_DSA_TAG_EDSA
> -       bool
> +       bool "tag edsa"
>         default n
>
>  config NET_DSA_TAG_TRAILER
> -       bool
> +       bool "tag trailer"
>         default n
>
>  endif
>
>
> --
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