[PATCH] kbuild: limit dtc+cpp include path

[Grant Likely]

On Tue, 12 Feb 2013 15:03:37 -0700, Stephen Warren <swarren at wwwdotorg.org> wrote:
> From: Stephen Warren <swarren at nvidia.com>
> 
> Device tree source files may now include header files. The intent is
> that those header files define/name constants used as part of the DT
> bindings. Currently this feature is open to abuse, since any kernel
> header file at all can be included, This could allow device tree files
> to become dependant on kernel headers files, and thus make them no
> longer OS-independent. This would also prevent separating the device
> tree source files from the kernel repository.
> 
> Solve this by limiting the cpp include path for device tree files to
> separate directories.
> 
> Signed-off-by: Stephen Warren <swarren at nvidia.com>
> ---
> Here, I allow header files in the .dts source directory, or in a per-arch
> include directory. Perhaps rather than:
> 
> -I$(srctree)/arch/$(SRCARCH)/include/dts

That seems reasonable for now.

Applied, thanks.
g.