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Date: Fri, 15 May 2015 13:56:25 +0100
From: Bruce Richardson <bruce.richardson@intel.com>
To: Thomas Monjalon <thomas.monjalon@6wind.com>
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Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH 00/19] Move PMDs to drivers directory
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On Fri, May 15, 2015 at 02:50:37PM +0200, Thomas Monjalon wrote:
> 2015-05-15 13:36, Bruce Richardson:
> > On Wed, May 13, 2015 at 02:40:48PM +0100, Bruce Richardson wrote:
> > > On Wed, May 13, 2015 at 03:33:27PM +0200, Thomas Monjalon wrote:
> > > > 2015-05-13 11:01, Bruce Richardson:
> > > > > On Tue, May 12, 2015 at 09:30:45PM +0200, Thomas Monjalon wrote:
> > > > >> 2015-05-12 19:04, Bruce Richardson:
> > > > >>>  drivers/e1000/e1000/e1000_hw.h                     | 1026 ++++
> > > > >>
> > > > >> As explained in a previous comment,
> > > > >> http://dpdk.org/ml/archives/dev/2015-May/017509.html
> > > > >> I think this path would be better:
> > > > >>    drivers/net/e1000/base/e1000_hw.h
> > > > > 
> > > > > Two reasons why I didn't create the "net" subfolder:
> > > > > 1. I initally forgot to consider it :-(
> > > > > 2. While we may at some future point have other device driver types, are we really
> > > > > needing to start categorising PMDs at this point?
> > > > > 
> > > > > As for the base driver part, I was viewing that as a something that should be
> > > > > a separate patch set, since it's unrelated to moving things to the drivers
> > > > > subdir.
> > > > 
> > > > I understand your points and I partially agree.
> > > > However, file moves may be perturbing because it change habits
> > > > and may complicate a bit the git history browsing.
> > > > So I think it's better to minimize such moves and do altogether.
> > > > 
> > > Ok. I'll see about renaming the base code directories as part of the overall
> > > move process [Unless there are objections from any of the driver maintainers].
> > > 
> > > As for drivers vs drivers/net, I suppose there is no real difference in what
> > > the path actually is, so I can make that change too. However, I still think I
> > > prefer the shorter path. Anyone else any opinions on this [before I start 
> > > reworking this again]?
> > > 
> > > /Bruce
> > 
> > Hi Thomas,
> > 
> > a specific question on how you want the rename of the "base" driver directories.
> > Can I take it from your question that you want the base driver renaming to be
> > merged into a single commit with the rest of the move for the driver? For example,
> > as part of the patch move from "lib/librte_pmd_e1000" to "drivers/net/e1000" we
> > also rename the "e1000" subdir to "base".
> 
> Yes, to minimize number of patches moving files (and breaking history for
> some tools).
> 
> > The slight problem with this approach - of trying to do both moves in a single
> > patch is that the rename of the subdirectory "e1000" involves changes to other 
> > files in the librte_pmd_e1000 directory which are being moved, so we can't
> > have a clean patch that just moves files and doesn't touch those files which are
> > being moved. Therefore, from a patch cleanliness point of view, the renames
> > to the base directory should be a separate patch, which I can make part of this
> > series.
> 
> The changes are only in Makefile and include lines, right?
> I think it's not a big deal to have small changes. But maybe it will make
> difficult to read the move with some tools.
> Feel free to adopt the solution you prefer if nobody else has an experienced
> opinion.
> 

I would tend to agree that we are as well merging the commits into one,
but I just want to be sure about it before I go doing the work and respinning the
patches. :-)

So, any objections to doing 2 moves in one patch, please raise them soon, i.e. today.

Regards,
/Bruce