Re: SPDX conversion under scripts/dtc/ of Linux Kernel

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Wed, Jun 19, 2019 at 07:23:19PM +0900, Masahiro Yamada wrote:
> Hi.
> 
> In this development cycle of Linux kernel,
> lots of files were converted to use SPDX
> instead of the license boilerplate.
> 
> However.
> 
> Some files were imported from a different project,
> and are periodically synchronized with the upstream.
> Have we discussed what to do about this case?
> 
> 
> For example, scripts/dtc/ is the case.
> 
> The files in scripts/dtc/ are synced with the upstream
> device tree compiler.
> 
> Rob Herring periodically runs scripts/dtc/update-dtc-source.sh
> to import outcome from the upstream.
> 
> 
> The upstream DTC has not adopted SPDX yet.
> 
> Some files in Linux (e.g. scripts/dtc/dtc.c)
> have been converted to SPDX.
> 
> So, they are out of sync now.
> 
> The license boilerplate will come back
> when Rob runs scripts/dtc/update-dtc-source.sh
> next time.
> 
> What shall we do?
> 
> [1] Convert upstream DTC to SPDX
> 
> This will be a happy solution if it is acceptable in DTC.
> Since we cannot push the decision of the kernel to a different
> project, this is totally up to David Gibson.

That's fine with me :)

> [2] Change scripts/dtc/update-dtc-source.sh to
>     take care of the license block somehow

That would also be good.

> [3] Go back to license boilerplate, and keep the files
>     synced with the upstream
>     (and scripts/dtc/ should be excluded from the
>      SPDX conversion tool.)

nothing is being excluded from the SPDX conversions, sorry.  The goal is
to do this for every file in the kernel tree.  Otherwise it's pointless.

> Or, what else?

Rob remembers to keep those first lines of the files intact when doing
the next sync?

thanks,

greg k-h