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Re: [Xen-devel] [PATCHv6] 01/28] build: import Kbuild/Kconfig from Linux 4.2

On 12/2/15 3:38 AM, Jan Beulich wrote:
>>>> On 01.12.15 at 21:04, <cardoe@xxxxxxxxxx> wrote:
>> On 11/30/15 11:19 AM, Ian Campbell wrote:
>>> On Mon, 2015-11-30 at 11:00 -0600, Doug Goldstein wrote:
>>>> Since there is a request to have KEXEC and the UARTs
>>>> configurable by the user
>>> Who asked for this?
>>> I have quite a strong preference for not adding _any_ new[*] user
>>> configurable options in this first pass, since I think those need to be
>>> considered quite carefully whereas this first series should be largely
>>> about the mechanics of introducing Kconfig files.
>>> Ian.
>>> [*] i.e. anything which is not already controllable by the current .config
>>> driven thing.
>> The ARM UARTs are the take away I had from conversations with Julien
>> Grall and reading past comments on the ML how people can change the ARM
>> UARTs. Obviously if that's not desired I can drop that. I originally had
>> them enabled as they are in config/arm{32,64}.mk and changed them to be
>> user configurable later in the series.
>> As far as KEXEC goes, its a user configurable option now in Rules.mk.
>> You can build "make kexec=n" and it will disable it. I chose that one as
>> an original example in v1 of how a user configurable option would look
>> in this scheme.
> And note how Ian said "_any_ new".
> In fact as a follow-up we should convert other command line driven
> overrides to config options (debug, perfc, bigmem, shadow) imo.
> Jan

I've got that series queued up locally with plans to rebase it and post
it once the initial series lands. I'll pull the KEXEC one into that
series and drop it from the original.

Doug Goldstein

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