linux-kernel - Re: [PATCH] devicetree: Move include prefixes from arch to separate directory

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Date:   Mon, 15 May 2017 16:48:45 +0100
From:   Russell King - ARM Linux <linux@...linux.org.uk>
To:     Olof Johansson <olof@...om.net>
Cc:     Rob Herring <robh+dt@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Heiko Stuebner <heiko@...ech.de>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Mikael Starvik <starvik@...s.com>,
        Jesper Nilsson <jesper.nilsson@...s.com>,
        James Hogan <james.hogan@...tec.com>,
        Ralf Baechle <ralf@...ux-mips.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Frank Rowand <frowand.list@...il.com>,
        linux-arch <linux-arch@...r.kernel.org>
Subject: Re: [PATCH] devicetree: Move include prefixes from arch to separate
 directory

On Mon, May 15, 2017 at 08:27:54AM -0700, Olof Johansson wrote:
> On Mon, May 15, 2017 at 7:47 AM, Rob Herring <robh+dt@...nel.org> wrote:
> > On Mon, May 15, 2017 at 9:26 AM, Russell King - ARM Linux
> > <linux@...linux.org.uk> wrote:
> >> Maybe what we should do is:
> >>
> >> mkdir include/dt
> >> git mv include/dt-bindings include/dt
> >> for arch in arch/*; do
> >>   dts=$arch/boot/dts
> >>   if [ -d $dts ]; then
> >>      a=include/dt/$(basename $arch)
> >>      ln -s $dts $a
> >>      git add $a
> >>   fi
> >> done
> >> ... fixup scripts/Makefile.lib ...
> >> git commit
> >
> > That would just break every existing include in dts files.
> 
> It doesn't break dts includes if done together with a change in -I,
> but it might break includes from the driver side (or needs another -I
> there).

Good point.

We could leave include/dt-bindings where it is, and just do the rest of
it for the cross-arch includes.  Slightly less tidy but should have a
lower impact.

-- 
RMK's Patch system: http://www.armlinux.org.uk/developer/patches/
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