Add the full text of the BSD 2-clause "Simplified" license to the kernel
tree. It was copied directly from:
Add the required tags for reference and tooling.
Signed-off-by: Thomas Gleixner <firstname.lastname@example.org>
Reviewed-by: Philippe Ombredanne <email@example.com>
Reviewed-by: Kate Stewart <firstname.lastname@example.org>
Reviewed-by: Greg Kroah-Hartman <email@example.com>
Signed-off-by: Jonathan Corbet <firstname.lastname@example.org>