Hi Krzysztof, Thank you for the review.
> -----Original Message----- > From: Krzysztof Kozlowski <k...@kernel.org> > Sent: 28 November 2020 11:42 > To: Prabhakar Mahadev Lad <prabhakar.mahadev-lad...@bp.renesas.com> > Cc: Sergei Shtylyov <sergei.shtyl...@gmail.com>; Philipp Zabel > <p.za...@pengutronix.de>; Jiri Kosina > <triv...@kernel.org>; Mark Brown <broo...@kernel.org>; > linux-renesas-...@vger.kernel.org; Pavel Machek > <pa...@denx.de>; Geert Uytterhoeven <geert+rene...@glider.be>; > linux-kernel@vger.kernel.org; Prabhakar > <prabhakar.cse...@gmail.com> > Subject: Re: [PATCH v2 5/5] memory: renesas-rpc-if: Export symbols as GPL > > On Thu, Nov 26, 2020 at 07:11:46PM +0000, Lad Prabhakar wrote: > > Renesas RPC-IF driver is licensed under GPL2.0, to be in sync export the > > symbols as GPL. > > It's not a valid reason to export them as GPL. Entire Linux source code > is licensed as GPL-2.0, so are you going to change all EXPORT_SYMBOL to > GPL? > Agreed not a valid case. That clears my understanding wrt GPL exports 😊 > Please describe it better. Usually the symbols are exported as GPL if > they are considered tightly coupled with the kernel code. So tightly > that basically it is not a interface anymore but part of kernel > internals and therefore any usage of it is a derivative work of Linux > kernel. If this is the case here, please describe in commit msg why > these match this criteria. > Thank you for the clarification. The symbols can remain exported without GPL as this is not tightly coupled to the kernel. Cheers, Prabhakar
