Re: [Question] diff between debian kernel and stable kernel

[Masahiro Yamada <masahiroy@kernel.org>]

On Mon, Apr 19, 2021 at 11:34 PM Ben Hutchings <ben@decadent.org.uk> wrote:
>
> On Mon, 2021-04-19 at 04:06 +0900, Masahiro Yamada wrote:
> > Hello, Debian kernel team,
> >
> > I have a question about the code diff
> > between the orig.tar.xz and the upstream
> > stable kernel.
> [...]
> > I extracted [1] and [2], and compared the contents.
> >
> >
> > $ diff -r -u  deb/linux-5.10.28/  korg/linux-5.10.28/
> > Only in korg/linux-5.10.28/arch/powerpc/platforms/8xx: micropatch.c
> > Only in korg/linux-5.10.28/Documentation/netlabel:
> > draft-ietf-cipso-ipsecurity-01.txt
> > Only in korg/linux-5.10.28/drivers/media/i2c: vs6624.c
> > Only in korg/linux-5.10.28/drivers/media/usb/dvb-usb: af9005-script.h
> > Only in korg/linux-5.10.28/drivers/net/appletalk: cops.c
> > Only in korg/linux-5.10.28/drivers/net/appletalk: cops_ffdrv.h
> > Only in korg/linux-5.10.28/drivers/net/appletalk: cops.h
> > Only in korg/linux-5.10.28/drivers/net/appletalk: cops_ltdrv.h
> > Only in korg/linux-5.10.28/drivers/video/fbdev: nvidia
> > Only in korg/linux-5.10.28/drivers/video/fbdev: riva
> >
> >
> > I guess there are some reasons why those files were deleted from the
> > debian kernel.
> >
> > What is the story behind this?
>
> The IETF draft for CIPSO is under a non-free license.  The nvidia and
> riva drivers contain obfuscated source code.   The other files contain
> executable code as static data, without any source for it.  So they
> don't comply with DFSG.
>
> Ben.


Thank you for explaining this!

-- 
Best Regards
Masahiro Yamada