Hi Joe, On 06/06/18 17:42, Joe Perches wrote: > On Wed, 2018-06-06 at 17:08 +0200, Enric Balletbo i Serra wrote: >> Dear all, >> >> This patchset is just to adopt the SPDX license identifier for all >> ChromeOS Embedded Controller related drivers. > > This bit is fine, > >> The patches touches >> different subsystems but every patch can be picked from their respective >> maintainer independently. >> >> This third version takes the license note as the valid license (I did >> the contrary in the second version) so apart from add the SPDX tags it >> also introduces new patches to match the license. > > But why change any MODULE_LICENSE text? > Because in some cases there is a mismatch between the license note and the MODULE_LICENSE text. According to the documentation setting MODULE_LICENSE("GPL") means GNU Public License v2 or later [1], in the cases where the license note tells explicitly that is GPL v2 only I think that the MODULE_LICENSE should match and be changed to "GPL v2". [1] https://elixir.bootlin.com/linux/v4.17/source/include/linux/module.h#L172 > There are uses of MODULE_LICENSE("GPL") where > the SPDX license identifier is some GPL variant > Right, but I suppose in such cases is wrong and should be changed too? > For instance: > $ git grep -P --name-only > 'MODULE_LICENSE\s*\("GPL"\s*\)\s*;'| \ > xargs grep "SPDX-License- > Identifier:" | \ > cut -f3- -d: | \ > sed -r 's@\s*\*/\s*$@@' | \ > sort | > uniq -c | sort -rn > 551 GPL-2.0+ > 281 GPL-2.0 > 13 GPL-1.0+ > > 9 GPL-2.0-only > 2 GPL-2.0 OR MIT > 1 (GPL-2.0 OR MPL-1.1) > > 1 (GPL-2.0+ OR BSD-3-Clause) > 1 (GPL-2.0 OR BSD-3-Clause) > > And if you were to do this, please do it tree-wide, > and ideally via a script >