On 8/17/22 00:15, Matthew Rosato wrote:
On 8/16/22 4:28 PM, Pierre Morel wrote:
Fixing configuration for VFIO PCI interpretation.
4)
CONFIG_KVM=m
CONFIG_VFIO_PCI_CORE=y
CONFIG_VFIO_PCI=y
CONFIG_VFIO_PCI_ZDEV_KVM=m
fails with:
ld: drivers/vfio/pci/vfio_pci_core.o: in function `vfio_pci_core_enable':
/usr/src/linux/drivers/vfio/pci/vfio_pci_core.c:320: undefined reference to `vfio_pci_zdev_open_device'
ld: /usr/src/linux/drivers/vfio/pci/vfio_pci_core.c:349: undefined reference to `vfio_pci_zdev_close_device'
ld: drivers/vfio/pci/vfio_pci_core.o: in function `vfio_pci_core_disable':
/usr/src/linux/drivers/vfio/pci/vfio_pci_core.c:428: undefined reference to `vfio_pci_zdev_close_device'
ld: drivers/vfio/pci/vfio_pci_core.o: in function `vfio_pci_core_ioctl':
/usr/src/linux/drivers/vfio/pci/vfio_pci_core.c:712: undefined reference to `vfio_pci_info_zdev_add_caps'
5)
CONFIG_KVM=m
CONFIG_VFIO_PCI_CORE=y
CONFIG_VFIO_PCI=y
CONFIG_VFIO_PCI_ZDEV_KVM=y
This forces CONFIG_VFIO_PCI_ZDEV_KVM to 'm' and fails as above.
yes right
I was really too stupid yesterday
I think you are right and you should go as you proposed or use some
pointer hook inside S390 to register with KVM.
--
Pierre Morel
IBM Lab Boeblingen