Re: [tip:x86/urgent] x86/kconfig: Add a Kconfig shortcut for building working KVM guest kernels

H. Peter Anvin
2013-05-02T17:32:17Z

On 05/02/2013 12:06 AM, Ingo Molnar wrote:
>
> * H. Peter Anvin <hpa@zytor.com> wrote:
>
>> On 05/01/2013 04:02 PM, Borislav Petkov wrote:
>>> On Wed, May 01, 2013 at 03:37:28PM -0700, David Rientjes wrote:
>>>> It means your patch is incomplete.
>>>
>>> I'll gladly test and ack a patch which makes it complete.
>>>
>>> Simple exercises in rhetoric about what does and what doesn't make
>>> sense means a rat's ass to me. You need to show me a *real* use case
>>> which you *actually* hit and this patch breaks it.
>>
>> The fundamental problem is that "select" is broken and doesn't track
>> dependencies of things selected.
>
> The way I've been solving it in a similar usecase was to select the
> required options - plus its dependencies, manually.
>
> That should be possible here as well, driven by any weird randconfig build
> failures that get found. Such a set of selects quickly converges.
>

The problem is that it is a moving target. We really need a
dependency-resolving version of select.

-hpa