exchange
Pte oldPte = pte->exchange({});
Pte oldPte = pte->exchange({});
Pte oldPte = pte->exchange({});
return entry.exchange(0);
EMIT_FETCH_OP_N(N, uintN_t, exchange, =) \
return obj.exchange(value);
return obj.exchange(value);
exchange (argv, d);
exchange (argv, d);