SPDX: license tags: BSD-2-Clause OR GPL-2.0-only

Sponsored-by: https://despairlabs.com/sponsor/
Signed-off-by: Rob Norris <robn@despairlabs.com>
Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>

module/zcommon/zfs_fletcher_aarch64_neon.c

@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0-only
 /*
  * Implement fast Fletcher4 with NEON instructions. (aarch64)
  *

module/zcommon/zfs_fletcher_intel.c

@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0-only
 /*
  * Implement fast Fletcher4 with AVX2 instructions. (x86_64)
  *

module/zcommon/zfs_fletcher_sse.c

@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0-only
 /*
  * Implement fast Fletcher4 with SSE2,SSSE3 instructions. (x86)
  *

module/zcommon/zfs_fletcher_superscalar.c

@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0-only
 /*
  * Implement fast Fletcher4 using superscalar pipelines.
  *

module/zcommon/zfs_fletcher_superscalar4.c

@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0-only
 /*
  * Implement fast Fletcher4 using superscalar pipelines.
  *