On Thu, Jun 13, 2019 at 09:48:16AM -0700, Lucas De Marchi wrote:
> On Thu, Jun 13, 2019 at 09:29:48AM -0700, Lucas De Marchi wrote:
> > On Thu, Jun 13, 2019 at 04:12:37PM +0300, Jani Nikula wrote:
> > > On Wed, 12 Jun 2019, Lucas De Marchi <lucas.demarchi@xxxxxxxxx> wrote:
> > > > We are slowly converting dev_priv to i915 everywhere, spread into
> > > > smaller series. While this is good to avoid unrelated breakages to other
> > > > inflight patches, it's bad because inflight patches on nearby paths keep
> > > > breaking. Paired with other code moves and refactores this is becoming a
> > > > nightmare.
> > > >
> > > > Now that I915_{READ,WRITE} are gone and implicit access to dev_priv no
> > > > longer exists we can simply sed all files and be done with the
> > > > conversion. This was generated with the following commands with no
> > > > additional fixups:
> > > >
> > > > git ls-files --full-name -z -- drivers/gpu/drm/i915/ | \
> > > > xargs -0 sed -i 's/\bdev_priv\b/i915/g'
> > > >
> > > > Any pending series can apply the same search and replace when rebasing.
> > >
> > > I'm pretty strongly against renaming the implicit dev_priv local
> > > variable before we've gotten rid of it. Renaming s/dev_priv/i915/ upon
> > > converting a function to not use the implicit dev_priv helps us by
> > > catching any leftover references.
> >
> > I don't think this is strong enough reason to block the conversion. The
> > conversion is taking forever and is gonna take year+ if it continues at
> > this pace. It affects multiple developers rebasing their work and
> > introduce bugs on pending series.
> >
> > Removing any file-scope reference (I didn't review yet if we still have
> > any) and reviewing the macros is sufficient. And if we later we find out
> > we missed one, we just go and fix it. I see zero advantage on slow and
> > forever. You have a mixed code base and new code following what's around
> > will just propagate more the mixed code base :(
>
> btw, let me be clear the proposal is not "this should be done now". I do
> think we should be smart and think on the best opportunity to do it.
> Probably like after the big code moves gt/, gem/, display/, etc end.
yeap, doing per folder is probably a good thing, specially because gt and gem
are far ahead this conversion.
>
> Lucas De Marchi
>
> >
> > Lucas De Marchi
> >
> > >
> > > BR,
> > > Jani.
> > >
> > >
> > > --
> > > Jani Nikula, Intel Open Source Graphics Center
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