linux-kernel - Re: [PATCH] arch/x86/xen: remove depends on CONFIG

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Date:	Sun, 24 Feb 2013 17:51:44 +0800
From:	Dongsheng Song <dongsheng.song@...il.com>
To:	Kees Cook <keescook@...omium.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Jeremy Fitzhardinge <jeremy@...p.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	"x86@...nel.org" <x86@...nel.org>, xen-devel@...ts.xensource.com,
	virtualization@...ts.linux-foundation.org,
	Stefano Stabellini <stefano.stabellini@...citrix.com>,
	Mukesh Rathor <mukesh.rathor@...cle.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH] arch/x86/xen: remove depends on CONFIG_EXPERIMENTAL

On Sun, Feb 24, 2013 at 1:03 AM, Kees Cook <keescook@...omium.org> wrote:
> On Sat, Feb 23, 2013 at 3:59 AM, Dongsheng Song
> <dongsheng.song@...il.com> wrote:
>> On Sat, Feb 23, 2013 at 3:29 PM, Kees Cook <keescook@...omium.org> wrote:
>>>
>>> The CONFIG_EXPERIMENTAL config item has not carried much meaning for a
>>> while now and is almost always enabled by default. As agreed during the
>>> Linux kernel summit, remove it from any "depends on" lines in Kconfigs.
>>>
>>> Signed-off-by: Kees Cook <keescook@...omium.org>
>>> Cc: Stefano Stabellini <stefano.stabellini@...citrix.com>
>>> Cc: Mukesh Rathor <mukesh.rathor@...cle.com>
>>> Cc: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
>>> ---
>>>  arch/x86/xen/Kconfig |    2 +-
>>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>>
>>> diff --git a/arch/x86/xen/Kconfig b/arch/x86/xen/Kconfig
>>> index 93ff4e1..8cada4c 100644
>>> --- a/arch/x86/xen/Kconfig
>>> +++ b/arch/x86/xen/Kconfig
>>> @@ -53,7 +53,7 @@ config XEN_DEBUG_FS
>>>
>>>  config XEN_X86_PVH
>>>         bool "Support for running as a PVH guest (EXPERIMENTAL)"
>>
>> Why not remove this 'EXPERIMENTAL' too ?
>
> It was unclear to me if the feature was actually considered unstable.
> I can resend with the text removed from the title too, if that's the
> correct action here?
>
> -Kees
>

If such a feature was considered unstable, it should depends on EXPERIMENTAL.
We should not surprised users.

>>
>>> -       depends on X86_64 && XEN && EXPERIMENTAL
>>> +       depends on X86_64 && XEN
>>>         default n
>>>         help
>>>            This option enables support for running as a PVH guest (PV guest
>>> --
>>> 1.7.9.5
>>>
>>>
>>> --
>>> Kees Cook
>>> Chrome OS Security
>>> --
>>> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
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>
>
>
> --
> Kees Cook
> Chrome OS Security
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