Re: [PATCH v13 03/13] vfio: VFIO_IOMMU_SET_MSI_BINDING

Hi Eric, I love your patch! Yet something to improve: [auto build test ERROR on v5.12-rc6] [also build test ERROR on next-20210409] [cannot apply to vfio/next] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as document

[PATCH v13 03/13] vfio: VFIO_IOMMU_SET_MSI_BINDING

This patch adds the VFIO_IOMMU_SET_MSI_BINDING ioctl which aim to (un)register the guest MSI binding to the host. This latter then can use those stage 1 bindings to build a nested stage binding targeting the physical MSIs. Signed-off-by: Eric Auger --- v11 -> v12: - Share VFIO_BASE + 20 with VF