Re: [PATCH 02/30] include: drm: drm_atomic: Artificially use 'crtc' to avoid 'not used' warning

From: Daniel Vetter
Date: Tue Nov 17 2020 - 05:43:18 EST


On Tue, Nov 17, 2020 at 10:34:04AM +0000, Lee Jones wrote:
> Daniel,
>
> For some reason, you're not appearing in the recipents list when I
> reply to all. You're not in the Mail-Followup-To header. Any idea
> why this might be?

No idea either, could be my mutt not setting the reply headers like it
should. I'm generally confused with how email works ...
>
> Anyway, please see below:
>
> On Tue, 17 Nov 2020, Daniel Vetter wrote:
> > On Fri, Nov 13, 2020 at 10:01:57PM +0000, Lee Jones wrote:
> > > On Fri, 13 Nov 2020, 21:31 Daniel Vetter, <daniel@xxxxxxxx> wrote:
> > >
> > > > On Fri, Nov 13, 2020 at 9:53 PM Lee Jones <lee.jones@xxxxxxxxxx> wrote:
> > > > >
> > > > >
> > > > >
> > > > > On Fri, 13 Nov 2020, 20:50 Daniel Vetter, <daniel@xxxxxxxx> wrote:
> > > > >>
> > > > >> On Thu, Nov 12, 2020 at 09:25:16PM +0100, Sam Ravnborg wrote:
> > > > >> > Hi Lee,
> > > > >> >
> > > > >> > On Thu, Nov 12, 2020 at 07:00:11PM +0000, Lee Jones wrote:
> > > > >> > > The precedent has already been set by other macros in the same file.
> > > > >> > >
> > > > >> > > Fixes the following W=1 kernel build warning(s):
> > > > >> > >
> > > > >> > > drivers/gpu/drm/vkms/vkms_drv.c:55:19: warning: variable ‘crtc’
> > > > set but not used [-Wunused-but-set-variable]
> > > > >> > > 55 | struct drm_crtc *crtc;
> > > > >> > > | ^~~~
> > > > >> > >
> > > > >> > > Cc: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
> > > > >> > > Cc: Maxime Ripard <mripard@xxxxxxxxxx>
> > > > >> > > Cc: Thomas Zimmermann <tzimmermann@xxxxxxx>
> > > > >> > > Cc: David Airlie <airlied@xxxxxxxx>
> > > > >> > > Cc: Daniel Vetter <daniel@xxxxxxxx>
> > > > >> > > Cc: Rob Clark <robdclark@xxxxxxxxx>
> > > > >> > > Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> > > > >> > > Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
> > > > >> >
> > > > >> > Also applied to drm-misc-next.
> > > > >> > This was the last patch from this batch I will process.
> > > > >> > The others are left for the maintainers to pick up.
> > > > >>
> > > > >> btw for patches that maintainers don't pick up, the usual process is
> > > > that
> > > > >> we give them 2 weeks, then just mass apply. Now you're producing a lot
> > > > of
> > > > >> patches, too much for me to keep track, so please just ping me with a
> > > > >> resend for those that expired and I'll go through and pick them all up.
> > > > >
> > > > >
> > > > > That's great Daniel. Thanks for your support.
> > > > >
> > > > > I can do one better than that.
> > > > >
> > > > > Would a pull-request suit you?
> > > >
> > > > We have a few trees going on, and your patches are landing through all
> > > > kinds of them. So this might be more coordination pain. If you can
> > > > exclude patches for the separately and usually fairly well maintained
> > > > drivers out of the pull it should work (drm/amd, drm/radeon, drm/i915,
> > > > drm/nouveau, drm/msm and drm/omapdrm probably the usual ones).
> > > >
> > > > Or you just send the next pile and we'll see.
> > > >
> > > > Also I guess I can't really interest you in commit rights so this
> > > > patch bombs get off my back again? :-)
> > > >
> > >
> > > What does that mean? Merge my own patches?
> > >
> > > Not sure how that works with your group maintenance setup.
> > >
> > > Is it just a `git push`?
> >
> > It's a bunch of scripting and setup, might not be worth it for just one
> > of. Plus we still take pull requests from submaintainers so it's all just
> > if you feel like it. Some docs if you're curious:
> >
> > https://drm.pages.freedesktop.org/maintainer-tools/getting-started.html
>
> As *fun* as that looks, I think I'll give it a miss, thanks. :)
>
> So for the final merge of the non-Radeon set [0] to date (Alex just
> pulled in all of the outstanding Radeon patches), we have a few
> options:
>
> 1. Take them directly from the most recent set [0]
> 2. I can rebase and resubmit again in a few days
> 3. I can submit a PR
>
> Whatever works for you.
>
> [0] "[PATCH v2 00/42] Rid W=1 warnings from GPU (non-Radeon)"

I planned to go through that today and apply it all. Wanted to ping a few
maintainers first whether they pick anything up, but aside from Alex
they're non-committal so I think I just vacuum them all up so it's done.
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch