linux-kernel - Re: linux-next: build failure after merge of the drm tree

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Date:   Wed, 20 Jan 2021 13:12:21 +0100
From:   Daniel Vetter <daniel.vetter@...ll.ch>
To:     Dave Airlie <airlied@...il.com>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Intel Graphics <intel-gfx@...ts.freedesktop.org>,
        Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        Dave Airlie <airlied@...ux.ie>,
        Tomi Valkeinen <tomi.valkeinen@...com>,
        Sebastian Reichel <sebastian.reichel@...labora.com>,
        DRI <dri-devel@...ts.freedesktop.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the drm tree

On Mon, Jan 18, 2021 at 2:06 AM Dave Airlie <airlied@...il.com> wrote:
>
> On Mon, 18 Jan 2021 at 10:59, Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> >
> > Hi all,
> >
> > On Mon, 11 Jan 2021 10:56:54 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> > >
> > > On Fri, 8 Jan 2021 12:25:40 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> > > >
> > > > On Fri, 8 Jan 2021 11:55:18 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> > > > >
> > > > > After merging the drm tree, today's linux-next build (x86_64 allmodconfig)
> > > > > failed like this:
> > > > >
> > > > > error: the following would cause module name conflict:
> > > > >   drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.ko
> > > > >   drivers/gpu/drm/panel/panel-dsi-cm.ko
> > > > >
> > > > > Maybe caused by commit
> > > > >
> > > > >   cf64148abcfd ("drm/panel: Move OMAP's DSI command mode panel driver")
> > > > >
> > > > > I have used the drm tree from next-20210107 for today.
> > > >
> > > > This has affected the drm-misc tree as well (since it merged in the drm
> > > > tree).
> > > >
> > > > I have used the drm-misc tree from next-20210107 for today.
> > >
> > > And now the drm-intel tree.
> > >
> > > I have used the drm-intel tree from next-20210108 for today.
> >
> > This is still affecting the drm and drm-intel trees.
>
> I think the fix for this is in drm-misc-next, Maarten can you send me
> a -next PR to fix this?

I've pulled drm-misc-next into drm-next now, so as long as all other
drm trees are merged after drm, this should be solved now.
drm-intel-next also has their msm build breakage fixed (I acked the
patch already), so hopefully we should be all clean again.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch