[PATCH v39 11/24] x86/sgx: Add SGX enclave driver

Greg KH gregkh at linuxfoundation.org
Fri Oct 9 07:21:41 UTC 2020


On Fri, Oct 09, 2020 at 09:10:45AM +0200, Pavel Machek wrote:
> Hi!
> 
> > > new file mode 100644
> > > index 000000000000..f54da5f19c2b
> > > --- /dev/null
> > > +++ b/arch/x86/kernel/cpu/sgx/driver.c
> > > @@ -0,0 +1,173 @@
> > > +// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
> > 
> > You use gpl-only header files in this file, so how in the world can it
> > be bsd-3 licensed?
> > 
> > Please get your legal department to agree with this, after you explain
> > to them how you are mixing gpl2-only code in with this file.
> 
> This specifies license of driver.c, not of the headers included. Are
> you saying that it is impossible to have a kernel driver with anything
> else than GPL-2? That would be news to many, and that's not what
> current consensus is.

If you want to write any non-GPL-2-only kernel code, you had better be
consulting your lawyers and get very explicit instructions on how to do
this in a way that does not violate any licenses.

I am not a lawyer, and will not be giving you any such advice, as I
think it's not something that people should be doing.

greg k-h



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