On Fri, 2012-07-27 at 15:21 +0100, Russell King - ARM Linux wrote:
On Fri, Jul 27, 2012 at 02:02:18PM +0100, Stefano Stabellini wrote:
+/******************************************************************************
- hypercall.h
- Linux-specific hypervisor handling.
- Stefano Stabellini stefano.stabellini@eu.citrix.com, Citrix, 2012
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License version 2
- as published by the Free Software Foundation; or, when distributed
- separately from the Linux kernel or incorporated into other
- software packages, subject to the following license:
- Permission is hereby granted, free of charge, to any person obtaining a copy
- of this source file (the "Software"), to deal in the Software without
Erm, is that an additional restriction on the GPL which prevents me from shipping this code on a CD and charging for the act of creating the CD and shipping it? That would technically make the above statement incompatible with the GPL.
There's an "or" in there.
The non-GPL alternative license is the standard one applied by upstream Xen to the interface headers: http://xenbits.xen.org/hg/xen-unstable.hg/file/tip/xen/include/public/COPYIN...
It's the X11/MIT license IIRC, which the FSF say is GPL compatible. http://www.gnu.org/licenses/license-list.html#X11License
The same license is used a few other places in the kernel, e.g. the DRM code.
Ian.