linux-headers/COPYING

   1 The Linux Kernel is provided under:
   2
   3         SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
   4
   5 Being under the terms of the GNU General Public License version 2 only,
   6 according with:
   7
   8         LICENSES/preferred/GPL-2.0
   9
  10 With an explicit syscall exception, as stated at:
  11
  12         LICENSES/exceptions/Linux-syscall-note
  13
  14 In addition, other licenses may also apply. Please see:
  15
  16         Documentation/process/license-rules.rst
  17
  18 for more details.