Some flights prohibit laptops in the cabin.
Under such circumstances, can one gate check the laptop? The risk of loss should be lower compared to regular checked luggage, and perhaps the traveller is not (otherwise) checking luggage at all.
The US action affected nine airlines in eight countries across 10 airports. Among those airlines, two immediately announced new gate check services:
Several make mention of offering special arrangements, at either check in or gate (or at the US Immigration facility at Abu Dhabi):
Some refer to the ban, but make no mention of gate check or special arrangements:
The remainder (Saudia, Kuwait Airways, Royal Air Maroc) either have no mention of the ban or it's not easy to locate on its web site.
Carriers affected by the UK government restrictions make mention, but none describe gate check or special services, other than Monarch which notes that such items discovered at the gate will be taken and placed in the hold: