[U-Boot] [PATCH v5 02/14] net: ftgmac100: add MMU/D-cache support

Kuo-Jung Su dantesu at gmail.com
Mon Jun 24 03:31:11 CEST 2013


2013/6/23 Albert ARIBAUD <albert.u.boot at aribaud.net>:
> Hi Kuo-Jung,
>
> On Mon, 17 Jun 2013 20:06:52 +0800, Kuo-Jung Su <dantesu at gmail.com>
> wrote:
>
>> 3. No matter if MMU/D-cache is on or off, this patch
>>    always depends on previous patch:
>>
>>    arm: dma_alloc_coherent: malloc() -> memalign().
>>
>>    Because the FTGMAC100 expects the tx/rx descriptors
>>    are always be aligned to 16-bytes boundary.
>
> Nitpick: as a general rule, the commit message does not need to mention
> that a patch in a series depends on a previous one; this is implied by
> the series itself.
>
> In fact, it should even /refrain/ from doing so because even though the
> series is usually applied atomically, it is not impossible that a an
> unrelated 'hot' bugfix patch slip in the middle of it, so "previous
> patch", which makes sense at submission time, might not make sense any
> more later.
>
> Personally I like the commit message to only provide a short explanation
> of the whys and hows of the patch itself, and put any additional info
> after the commit message separator "---" below or, if using patman, in
> the cover letter.
>

Got it, thanks

--
Best wishes,
Kuo-Jung Su


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