On Mon, 12 Oct 2020 14:04:24 +0000 Henrik Bjoernlund wrote: > + /* This CCM related status is based on the latest received CCM PDU. */ > + u8 port_tlv_value; /* Port Status TLV value */ > + u8 if_tlv_value; /* Interface Status TLV value */ > + > + /* CCM has not been received for 3.25 intervals */ > + bool ccm_defect; > + > + /* (RDI == 1) for last received CCM PDU */ > + bool rdi; > + > + /* Indications that a CCM PDU has been seen. */ > + bool seen; /* CCM PDU received */ > + bool tlv_seen; /* CCM PDU with TLV received */ > + /* CCM PDU with unexpected sequence number received */ > + bool seq_unexp_seen; Please consider using a u8 bitfield rather than a bunch of bools, if any of this structures are expected to have many instances. That'd save space.