On Thu, Dec 14, 2023 at 08:27:55AM -0800, Mina Almasry wrote: > On Thu, Dec 14, 2023 at 4:05 AM Yunsheng Lin <linyunsheng@xxxxxxxxxx> wrote: > > [...] > > I perfer the second one personally, as devmem means that it is not > > readable from cpu. > > From my POV it has to be the first one. We want to abstract the memory > type from the drivers as much as possible, not introduce N new memory > types and ask the driver to implement new code for each of them > separately. > Agree with Mina's point. Let's aim to decouple memory types from drivers.