linux-kernel - Re: [PATCH net-next v1 1/1] net: selftest: provide option to disable generic selftests

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Date:   Fri, 30 Apr 2021 08:13:12 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Oleksij Rempel <o.rempel@...gutronix.de>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Fugang Duan <fugang.duan@....com>
Cc:     Geert Uytterhoeven <geert@...ux-m68k.org>, kernel@...gutronix.de,
        netdev@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-imx@....com,
        Fabio Estevam <festevam@...il.com>,
        David Jander <david@...tonic.nl>,
        Russell King <linux@...linux.org.uk>,
        Philippe Schenker <philippe.schenker@...adex.com>
Subject: Re: [PATCH net-next v1 1/1] net: selftest: provide option to disable
 generic selftests

On 4/30/21 2:53 AM, Oleksij Rempel wrote:
> Some systems may need to disable selftests to reduce kernel size or for
> some policy reasons. This patch provide option to disable generic selftests.
> 
> Reported-by: Geert Uytterhoeven <geert@...ux-m68k.org>
> Fixes: 3e1e58d64c3d ("net: add generic selftest support")
> Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>
> ---
>  net/Kconfig | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/net/Kconfig b/net/Kconfig
> index f5ee7c65e6b4..dac98c73fcd8 100644
> --- a/net/Kconfig
> +++ b/net/Kconfig
> @@ -431,7 +431,12 @@ config SOCK_VALIDATE_XMIT
>  
>  config NET_SELFTESTS
>  	def_tristate PHYLIB
> +	prompt "Support for generic selftests"
>  	depends on PHYLIB && INET
> +	help
> +	  These selftests are build automatically if any driver with generic

	                      built

> +	  selftests support is enabled. This option can be used to disable
> +	  selftests to reduce kernel size.
>  
>  config NET_SOCK_MSG
>  	bool
> 

Thanks for the patch/option. But I think it should just default to n,
not PHYLIB.

-- 
~Randy