linux-kernel - Re: [PATCH] Remove cflags from Makefile and fix Kconfig

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Date:	Mon, 18 Jan 2010 15:31:07 -0800
From:	Randy Dunlap <rdunlap@...otime.net>
To:	Mark Allyn <mark.a.allyn@...el.com>
Cc:	linux-kernel@...r.kernel.org, greg@...ah.com, alan@...ux.intel.com,
	charles.f.johnson@...el.com
Subject: Re: [PATCH] Remove cflags from Makefile and fix Kconfig

On Mon, 18 Jan 2010 13:22:54 -0800 Mark Allyn wrote:

> This patch fixes bothe the Makefile and the Kconfig file
> 
> This is the fourth of seven patches for the rar_register driver
> for Sunday, January 17, 2009
> 
> The rar stands for restricted access region. The restricted access
> region is an area of memory that can be locked from access by the
> x86 processor.
> 
> The purpose of the restricted access region is to safeguard confidential
> information from any unauthorized software running on the x86 processor.
> 
> The purpose of this driver is to enable other drivers to obtain
> the address ranges of the restricted regions as well as lock them.
> 
> This patch is referenced off the linux-next repository as pulled
> on Sunday, January 17, 2010
> 
> Signed-off-by: Mark Allyn <mark.a.allyn@...el.com>
> 
> Date: January 17, 2010
> ---
>  drivers/staging/rar/Kconfig  |    8 ++++++--
>  drivers/staging/rar/Makefile |    1 -
>  2 files changed, 6 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/staging/rar/Kconfig b/drivers/staging/rar/Kconfig
> index 17f8bf3..e923178 100644
> --- a/drivers/staging/rar/Kconfig
> +++ b/drivers/staging/rar/Kconfig
> @@ -8,10 +8,14 @@ menu "RAR Register Driver"
>  #
>  config RAR_REGISTER
>  	tristate "Restricted Access Region Register Driver"
> -	default n
>  	---help---
>  		This driver allows other kernel drivers access to the
>  		contents of the restricted access region control
> -		registers.
> +		registers. The restricted access regions are areas
> +		of memory on the Intel ultra mobile platform which the
> +		x86 processor (and software running thereupon) cannot
> +		access for reading or writing. It is used the protect
		                                          ^^^
		                                          to

> +		sensitive information from unauthorized programms running
> +		on the x86 processor.
>  
>  endmenu
> diff --git a/drivers/staging/rar/Makefile b/drivers/staging/rar/Makefile
> index d5954cc..7f1478b 100644
> --- a/drivers/staging/rar/Makefile
> +++ b/drivers/staging/rar/Makefile
> @@ -1,2 +1 @@
> -EXTRA_CFLAGS += -DLITTLE__ENDIAN
>  obj-$(CONFIG_RAR_REGISTER) += rar_register.o
> -- 
> 1.6.0.6
> 
> --
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---
~Randy
--
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