On Mon Sep 14, 2026 at 6:08 AM JST, Matteo Kloiber wrote: > On Mon Sep 7, 2026 at 11:43 AM JST, Alexandre Courbot wrote: >> It also means that without patch 1, nova-core would split the firmware >> into hundreds of 64KB SG entries, which is not breaking but still >> something we want to avoid. The correct fix is to make sure that >> `dma_set_max_seg_size` is called by the driver, and while we are at it >> we also want every driver to call `dma_set_mask_and_coherent`. Ideally >> we would use the type system to make sure that both functions are called >> before any DMA operation can take place (using a safe interface), but >> I'm not quite sure yet how we can do this. > > This sounds sensible indeed. Should I open a thread regarding that on Zulip?
Probably not necessary, the mailing-list has a larger audience and is the right place for this. I expect people will jump in here with their thoughts.
