Re: [Xen-devel] [PATCH v3 1/5] build: Env var to enable expert config options

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Thu, Jan 07, 2016 at 11:29:17AM -0600, Jonathan Creekmore wrote:
> Add an additional environment variable, defaulting to disabled,
> that enables the CONFIG_EXPERT configuration option. The purpose
> of the CONFIG_EXPERT configuration option is to make non-standard
> Kconfig options visible during the configuration process. The
> CONFIG_EXPERT option is not, itself, visible during the Kconfig
> configuration process, so typical users will never see it nor
> any of the non-standard configuration options.
> 
> CC: Ian Campbell <ian.campbell@xxxxxxxxxx>
> CC: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
> CC: Jan Beulich <jbeulich@xxxxxxxx>
> CC: Keir Fraser <keir@xxxxxxx>
> CC: Tim Deegan <tim@xxxxxxx>
> Signed-off-by: Jonathan Creekmore <jonathan.creekmore@xxxxxxxxx>
> Reviewed-by: Doug Goldstein <cardoe@xxxxxxxxxx>

Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
> 
> ---
>  xen/Kconfig  | 4 ++++
>  xen/Makefile | 1 +
>  2 files changed, 5 insertions(+)
> 
> diff --git a/xen/Kconfig b/xen/Kconfig
> index ffe3f45..fa8b27c 100644
> --- a/xen/Kconfig
> +++ b/xen/Kconfig
> @@ -22,3 +22,7 @@ config DEFCONFIG_LIST
>       string
>       option defconfig_list
>       default "$ARCH_DEFCONFIG"
> +
> +config EXPERT
> +     string
> +     option env="XEN_CONFIG_EXPERT"
> diff --git a/xen/Makefile b/xen/Makefile
> index 9023863..4950afb 100644
> --- a/xen/Makefile
> +++ b/xen/Makefile
> @@ -11,6 +11,7 @@ export XEN_DOMAIN   ?= $(shell ([ -x /bin/dnsdomainname ] 
> && /bin/dnsdomainname) |
>  export XEN_BUILD_DATE        ?= $(shell LC_ALL=C date)
>  export XEN_BUILD_TIME        ?= $(shell LC_ALL=C date +%T)
>  export XEN_BUILD_HOST        ?= $(shell hostname)
> +export XEN_CONFIG_EXPERT ?= n
>  
>  export BASEDIR := $(CURDIR)
>  export XEN_ROOT := $(BASEDIR)/..
> -- 
> 2.6.4
> 
> 
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