482cd9ee69
Fixes ABI issues with fletcher4 code, adds support for incremental updates, and adds ztest method for testing. Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Chunwei Chen <david.chen@osnexus.com> Signed-off-by: Gvozden Neskovic <neskovic@gmail.com> Closes #5164