The majority of the code in the ZFS on Linux port comes from OpenSolaris
which has been released under the terms of the CDDL open source license.
This includes the core ZFS code, libavl, libnvpair, libefi, libunicode,
and libutil.  The original OpenSolaris source can be downloaded from:

http://dlc.sun.com/osol/on/downloads/b121/on-src.tar.bz2

Files which do not originate from OpenSolaris are noted in the file header
and attributed properly.  These exceptions include, but are not limited
to, the vdev_disk.c and zvol.c implementation which are licensed under
the CDDL.

The latest stable and development versions of this port can be downloaded
from the official ZFS on Linux site located at:

http://zfsonlinux.org/

This ZFS on Linux port was produced at the Lawrence Livermore National
Laboratory (LLNL) under Contract No. DE-AC52-07NA27344 (Contract 44)
between the U.S. Department of Energy (DOE) and Lawrence Livermore
National Security, LLC (LLNS) for the operation of LLNL.  It has been
approved for release under LLNL-CODE-403049.

Unless otherwise noted, all files in this distribution are released
under the Common Development and Distribution License (CDDL).
Exceptions are noted within the associated source files.  A few notable
exceptions and their respective licenses include:

Skein Checksum Implementation: module/icp/algs/skein/THIRDPARTYLICENSE
AES Implementation: module/icp/asm-x86_64/aes/THIRDPARTYLICENSE.gladman
AES Implementation: module/icp/asm-x86_64/aes/THIRDPARTYLICENSE.openssl
PBKDF2 Implementation: lib/libzfs/THIRDPARTYLICENSE.openssl

This product includes software developed by the OpenSSL Project for use
in the OpenSSL Toolkit (http://www.openssl.org/)

See the file OPENSOLARIS.LICENSE for more information.

Refer to the git commit log for authoritative copyright attribution.