On Friday, October 8, 2021 12:23 PM Bjorn Helgaas <helgaas@xxxxxxxxxx> wrote: > Subject line should start with a verb telling us what this does. > > On Fri, Oct 08, 2021 at 05:21:29PM +0000, Sunil Muthuswamy wrote: > > This patch adds support for Hyper-V vPCI by adding a PCI MSI > > IRQ domain specific to Hyper-V that is based on SPIs. The IRQ > > domain parents itself to the arch GIC IRQ domain for basic > > vector management. > > Same "This patch adds ..." comment as for patch 1/2. You could say > something like "Add support ...". It would also be good to include > "ARM64" since I think that's the point here. > Point noted, thanks. > > + /* Delivery mode: Fixed */ > > + *delivery_mode = 0; > > Why not APIC_DELIVERY_MODE_FIXED as you used for x86? > That is because 'APIC_DELIVERY_MODE_FIXED' is defined under 'arch/x86' and I didn't see an equivalent definition for ARM64. - Sunil