On 21.07.2023 12:36, Rahul Singh wrote: >> On 20 Jul 2023, at 1:32 am, Volodymyr Babchuk <[email protected]> >> wrote: >> @@ -599,34 +681,50 @@ static int cf_check init_bars(struct pci_dev *pdev) >> bars[i].size = size; >> bars[i].prefetchable = val & PCI_BASE_ADDRESS_MEM_PREFETCH; > > I think there is a need to set the BAR mem type and prefetchable bit to the > guest_reg also to avoid mismatch when Guest kernel initially read the BAR’s.
Perhaps more generally: Shouldn't r/o bits be handed through in almost all cases? Jan
