On Mon, Aug 29, 2016 at 3:26 PM, Po Liu <po.liu@xxxxxxx> wrote: > When echo a number to /sys/bus/pci/devices/xxx/sriov_numvfs to enable the > VF devices. A crash log occurred. This found to be access the IOV devices > config space failure issue. > > The read/write config space from host would judge the pcie device plugin > or not by(Designware platform as example): > > if (bus->primary == pp->root_bus_nr && dev > 0) > return 0; > > Although all PCIe devices for dev(coming from the device and function > number) is zero. But the dev is not zero for VF devices. So remove the > condition. > > These PCI hosts were changed: designware, altera, xilinx. > > Signed-off-by: Po Liu <po.liu@xxxxxxx> > --- For pcie-altera.c: Acked-by: Ley Foon Tan <lftan@xxxxxxxxxx> Thanks. Regards Ley Foon -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
