Are the symbols exported? On Oct 12, 2017 13:58, "Ferruh Yigit" <ferruh.yi...@intel.com> wrote:
> On 10/12/2017 11:50 AM, Kavanagh, Mark B wrote: > > Hi, > > > > This commit renders igb_uio unusable on Fedora 20, kernel version > 3.19.8-100.fc20.x86_64. > > > > During the build (make -j 20), a warning is issued for igb_uio regarding > a missing symbol (pci_msi_unmask): > > WARNING: "pci_msi_unmask_irq" [/home/<redacted>/x86_64- > native-linuxapp-gcc/build/lib/librte_eal/linuxapp/igb_uio/igb_uio.ko] > undefined! > > WARNING: "pci_msi_mask_irq" [/home/<redacted>/x86_64- > native-linuxapp-gcc/build/lib/librte_eal/linuxapp/igb_uio/igb_uio.ko] > undefined! > > > > Hi Mark, > > I can see vanilla 3.19.8 has pci_msi_unmask_irq and pci_msi_mask_irq. > > Also I checked Fedora 3.19.8-100.fc20.x86_64 source code, they are still > there. > > Not sure why getting this error. > > > Subsequently, the module is may not be loaded on account of same. > > (from dmesg): > > [673425.712110] igb_uio: Unknown symbol pci_msi_unmask_irq (err 0) > > [673425.712124] igb_uio: Unknown symbol pci_msi_mask_irq (err 0) > > > > Thanks, > > Mark > > >
