RXRPC_CONN_FINAL_ACK_0
#define RXRPC_CONN_FINAL_ACK_MASK ((1UL << RXRPC_CONN_FINAL_ACK_0) | \
clear_bit(RXRPC_CONN_FINAL_ACK_0 + channel, &conn->flags);
set_bit(RXRPC_CONN_FINAL_ACK_0 + channel, &conn->flags);
if (!test_bit(RXRPC_CONN_FINAL_ACK_0 + channel, &conn->flags))
if (test_and_clear_bit(RXRPC_CONN_FINAL_ACK_0 + channel,