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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Dave Young <dyoung@redhat.com>
Cc: Arnd Bergmann <arnd@arndb.de>, Kees Cook <keescook@chromium.org>,
	linux-kernel@vger.kernel.org
Subject: Re: Change CONFIG_DEVKMEM default value to n
Date: Fri, 7 Oct 2016 05:57:19 +0200	[thread overview]
Message-ID: <20161007035719.GB17183@kroah.com> (raw)
In-Reply-To: <20161007020411.GB9052@dhcp-128-65.nay.redhat.com>

On Fri, Oct 07, 2016 at 10:04:11AM +0800, Dave Young wrote:
> Kconfig comment suggests setting it as "n" if in doubt thus move the
> default value to 'n'.
> 
> Signed-off-by: Dave Young <dyoung@redhat.com>
> Suggested-by: Kees Cook <keescook@chromium.org>
> ---
>  drivers/char/Kconfig |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> --- linux-x86.orig/drivers/char/Kconfig
> +++ linux-x86/drivers/char/Kconfig
> @@ -17,7 +17,7 @@ config DEVMEM
>  
>  config DEVKMEM
>  	bool "/dev/kmem virtual device support"
> -	default y
> +	default n

If you remove the "default" line, it defaults to 'n'.

And is it really "safe" to default this to n now?

thanks,

greg k-h

  reply	other threads:[~2016-10-07  4:04 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-10-07  2:04 Change CONFIG_DEVKMEM default value to n Dave Young
2016-10-07  3:57 ` Greg Kroah-Hartman [this message]
2016-10-07 17:02   ` Kees Cook
2016-10-10  2:44   ` Dave Young
2016-10-10  2:50     ` Dave Young
2016-10-10  5:12       ` Greg Kroah-Hartman
2016-10-10  5:35         ` Dave Young

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