[U-Boot] [PATCH v6 1/7] powerpc: Extract EPAPR_MAGIC constants into processor.h
Tom Rini
trini at ti.com
Tue Oct 30 17:44:46 CET 2012
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On 10/30/12 06:33, Stefan Roese wrote:
> Hi Wolfgang,
>
> On 10/30/2012 12:05 PM, Wolfgang Denk wrote:
[snip]
>> 2) Versioning is done on a per-series base.
>>
>> One problem here is that it becomes difficult to keep track if
>> what is what when only single patches of the series change and
>> get reposted - on the other hand it has always been a major PITA
>> when people repost whole series after only changing a line of two
>> in on of their many patches, so we strongly encourage posting of
>> only the changed patches. Once more, proper threading appears to
>> be essential.
>>
>> Another problem is what we are running into here: after severl
>> versions of the patch series one patch that has been untouches
>> previously gets changed. Now it gets posted as "V6", and it's
>> impossible to know how many previous versions of this patch
>> might have been posted before - one? 2? 3? 4? or 5?
>>
>> When the version ID refers to the patch series rather than to
>> the individual patch, then I think it is mandatory to take this
>> into consideration in the patch history, whih then must refer to
>> all versions of the _series_. In the present case, the patch
>> history should have looked like this:
>>
>> V2: no changes V3: no changes V4: no changes V5: no changes V6:
>> Fix compile warning: release.S:354:0: warning: "EPAPR_MAGIC"
>> redefined
>>
>>
>> Is there any clear majority of preferences for patch versioning?
>> My gut feeling is that more people would like version IDs on a
>> per-series base, but I would like to see some confirmation for
>> this, and the we should document such expectations.
>
> As you have already guessed, I'm in favoring the 2nd option,
> versioning on a per-series base.
>
> What do other developers have to say? What's the recommended way to
> do this in the Linux world? Even if we don't need to do everything
> in the same way as done in Linux development, it is much easier to
> do it in a similar fashion for users working in both projects
> (U-Boot & Linux) regularly.
So, I am in favor of per-series versioning. I also prefer whole
reposting (which I believe to be the norm in the kernel) with a dash
of common sense (posting just 1/7 makes sense here) due to how
patchwork bundles work.
- --
Tom
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