o->end_fsync = le32_to_cpu(top->end_fsync);
o->pre_read = le32_to_cpu(top->pre_read);
o->sync_io = le32_to_cpu(top->sync_io);
o->verify = le32_to_cpu(top->verify);
o->do_verify = le32_to_cpu(top->do_verify);
o->verifysort = le32_to_cpu(top->verifysort);
o->end_fsync = le32_to_cpu(top->end_fsync);
o->pre_read = le32_to_cpu(top->pre_read);
o->sync_io = le32_to_cpu(top->sync_io);
o->verify = le32_to_cpu(top->verify);
o->do_verify = le32_to_cpu(top->do_verify);
o->verifysort = le32_to_cpu(top->verifysort);