When CONFIG_PCI_IOV=n, the build of the QAT vfio pci variant driver fails reporting the following linking errors: ERROR: modpost: "qat_vfmig_open" [drivers/vfio/pci/qat/qat_vfio_pci.ko] undefined! ERROR: modpost: "qat_vfmig_resume" [drivers/vfio/pci/qat/qat_vfio_pci.ko] undefined! ERROR: modpost: "qat_vfmig_save_state" [drivers/vfio/pci/qat/qat_vfio_pci.ko] undefined! ERROR: modpost: "qat_vfmig_suspend" [drivers/vfio/pci/qat/qat_vfio_pci.ko] undefined! ERROR: modpost: "qat_vfmig_load_state" [drivers/vfio/pci/qat/qat_vfio_pci.ko] undefined! ERROR: modpost: "qat_vfmig_reset" [drivers/vfio/pci/qat/qat_vfio_pci.ko] undefined! ERROR: modpost: "qat_vfmig_save_setup" [drivers/vfio/pci/qat/qat_vfio_pci.ko] undefined! ERROR: modpost: "qat_vfmig_destroy" [drivers/vfio/pci/qat/qat_vfio_pci.ko] undefined! ERROR: modpost: "qat_vfmig_close" [drivers/vfio/pci/qat/qat_vfio_pci.ko] undefined! ERROR: modpost: "qat_vfmig_cleanup" [drivers/vfio/pci/qat/qat_vfio_pci.ko] undefined! WARNING: modpost: suppressed 1 unresolved symbol warnings because there were too many) Make live migration helpers provided by QAT PF driver always available even if CONFIG_PCI_IOV is not selected. This does not cause any side effect. Reported-by: Arnd Bergmann <arnd@xxxxxxxx> Closes: https://lore.kernel.org/lkml/20240607153406.60355e6c.alex.williamson@xxxxxxxxxx/T/ Fixes: bb208810b1ab ("vfio/qat: Add vfio_pci driver for Intel QAT SR-IOV VF devices") Signed-off-by: Xin Zeng <xin.zeng@xxxxxxxxx> Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@xxxxxxxxx> --- drivers/crypto/intel/qat/qat_common/Makefile | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/crypto/intel/qat/qat_common/Makefile b/drivers/crypto/intel/qat/qat_common/Makefile index 6f9266edc9f1..eac73cbfdd38 100644 --- a/drivers/crypto/intel/qat/qat_common/Makefile +++ b/drivers/crypto/intel/qat/qat_common/Makefile @@ -39,7 +39,8 @@ intel_qat-objs := adf_cfg.o \ adf_sysfs_rl.o \ qat_uclo.o \ qat_hal.o \ - qat_bl.o + qat_bl.o \ + qat_mig_dev.o intel_qat-$(CONFIG_DEBUG_FS) += adf_transport_debug.o \ adf_fw_counters.o \ @@ -56,6 +57,6 @@ intel_qat-$(CONFIG_DEBUG_FS) += adf_transport_debug.o \ intel_qat-$(CONFIG_PCI_IOV) += adf_sriov.o adf_vf_isr.o adf_pfvf_utils.o \ adf_pfvf_pf_msg.o adf_pfvf_pf_proto.o \ adf_pfvf_vf_msg.o adf_pfvf_vf_proto.o \ - adf_gen2_pfvf.o adf_gen4_pfvf.o qat_mig_dev.o + adf_gen2_pfvf.o adf_gen4_pfvf.o intel_qat-$(CONFIG_CRYPTO_DEV_QAT_ERROR_INJECTION) += adf_heartbeat_inject.o base-commit: ed00b94dc9e7befd6a77038bd351e0370f73f22c -- 2.18.2