[U-Boot] [PATCH v2] Kconfig: cmd: Make networking command dependent on NET

[Joe Hershberger <joe.hershberger@ni.com>]

Hi Heinrich,

On Wed, Feb 28, 2018 at 5:05 PM, Heinrich Schuchardt
<xypron.debian@gmx.de> wrote:
> On 02/28/2018 02:09 AM, Tom Rini wrote:
>>
>> On Mon, Feb 26, 2018 at 04:01:02PM +0100, Michal Simek wrote:
>>
>>> Enable networking command only when NET is enabled.
>>> And remove selecting NET for CMD_NET
>>>
>>> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
>>> ---
>>>
>>> Changes in v2:
>>> - Check several boards by hand.
>>>
>>> There is a huge impact on defconfigs because of select NET.
>>> But this change makes sense to do but it just needs to be syncup
>>> properly. Do we have a tool for this kind of change?
>>
>>
>> So, I've applied this patch, with a good bit of modification.  What I
>> wasn't clear about before, sorry, was that we need to make NET default y
>> in here too.  However, we also have some decent areas of the code that
>> use "CONFIG_CMD_NET" when it really means "CONFIG_NET", at least
>> conceptually.  But in order to make everything work as-is today, and
>> leave these fixes to a later point in time (as they are fixes and should
>> happen) we change some areas today that reference CONFIG_NET to
>> reference CONFIG_CMD_NET.  Once net/ gets cleaned up, we can use
>> CONFIG_NET without CONFIG_CMD_NET in more area.  It's also not quite
>> 100% size-neutral as the topic_miami* boards were playing some games
>> that can't quite be done as they were before, but I believe the end
>> result is they can now more easily and thoroughly disable the networking
>> stuff that intended to be removed.
>>
>>
>
> Hello Tom,
>
> in spite of you comments above I do not understand why you changed
> cmd/bootefi.c to depend on CONFIG_CMD_NET instead of CONFIG_NET.
>
> This was not part of Michal's patch.
>
> I would prefer if changes would be sent to the list for review *before*
> being applied.
>
> As the patch that you applied is not Michal's patch your authorship should
> be documented in the git log.
>
> I cannot see any reason why network support should be disabled in bootefi if
> there are no network commands available.

I think there is a fair amount of conflation since some of the basic
functions like bootp and dhcp are only accessible through the
commands, but you're right that it should be possible to use
networking with a static IP and no network commands.

> Please, undo this change.
>
> Best regards
>
> Heinrich
>
>
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