SBC: Add support for WRITESAME16 and add simple tests using it to unmap blocks from a thin provisioned lun

test-tool/iscsi-test.c

@@ -76,6 +76,10 @@ struct scsi_test tests[] = {
 { "T0180_writesame10_unmap",		T0180_writesame10_unmap },
 { "T0181_writesame10_unmap_unaligned",	T0181_writesame10_unmap_unaligned },
 
+/* writesame16*/
+{ "T0190_writesame16_unmap",		T0190_writesame16_unmap },
+{ "T0191_writesame16_unmap_unaligned",	T0191_writesame16_unmap_unaligned },
+
 { NULL, NULL }
 };