* Re: [PATCH v2 net-next] octeontx2-af: pass devlink switch id and cache representor map
[not found] <20260923045826.1774338-1-rkannoth@marvell.com>
@ 2026-09-24 7:18 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-09-24 7:18 UTC (permalink / raw)
To: Ratheesh Kannoth, linux-kernel, netdev
Cc: llvm, oe-kbuild-all, andrew+netdev, davem, edumazet, kuba, pabeni,
sgoutham, Ratheesh Kannoth
Hi Ratheesh,
kernel test robot noticed the following build errors:
[auto build test ERROR on net-next/main]
[also build test ERROR on linus/master v7.3-rc4 next-20260922]
[cannot apply to linux-review/Ratheesh-Kannoth/octeontx2-af-Representor-devlink-id-and-port-mapping/20260918-103021 horms-ipvs/master]
[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 documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Ratheesh-Kannoth/octeontx2-af-pass-devlink-switch-id-and-cache-representor-map/20260923-102826
base: net-next/main
patch link: https://lore.kernel.org/r/20260923045826.1774338-1-rkannoth%40marvell.com
patch subject: [PATCH v2 net-next] octeontx2-af: pass devlink switch id and cache representor map
config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20260924/202609241557.82GuIoAK-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260924/202609241557.82GuIoAK-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202609241557.82GuIoAK-lkp@intel.com/
All error/warnings (new ones prefixed by >>):
>> drivers/net/ethernet/marvell/octeontx2/nic/rep.c:663:8: error: call to undeclared function 'rvu_get_rep_cnt'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
663 | err = rvu_get_rep_cnt(priv);
| ^
>> drivers/net/ethernet/marvell/octeontx2/nic/rep.c:744:12: warning: no previous prototype for function 'rvu_get_rep_cnt' [-Wmissing-prototypes]
744 | static int rvu_get_rep_cnt(struct otx2_nic *priv)
| ^
drivers/net/ethernet/marvell/octeontx2/nic/rep.c:744:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
744 | static int rvu_get_rep_cnt(struct otx2_nic *priv)
| ^
1 warning and 1 error generated.
vim +/rvu_get_rep_cnt +663 drivers/net/ethernet/marvell/octeontx2/nic/rep.c
654
655 int rvu_rep_create(struct otx2_nic *priv, struct netlink_ext_ack *extack)
656 {
657 int rep_cnt = priv->rep_cnt;
658 struct net_device *ndev;
659 struct rep_dev *rep;
660 int rep_id, err;
661 u16 pcifunc;
662
> 663 err = rvu_get_rep_cnt(priv);
664 if (err)
665 return err;
666
667 err = rvu_rep_rsrc_init(priv);
668 if (err)
669 return -ENOMEM;
670
671 priv->reps = kzalloc_objs(struct rep_dev *, rep_cnt);
672 if (!priv->reps)
673 return -ENOMEM;
674
675 for (rep_id = 0; rep_id < rep_cnt; rep_id++) {
676 ndev = alloc_etherdev(sizeof(*rep));
677 if (!ndev) {
678 NL_SET_ERR_MSG_FMT_MOD(extack,
679 "PFVF representor:%d creation failed",
680 rep_id);
681 err = -ENOMEM;
682 goto exit;
683 }
684
685 rep = netdev_priv(ndev);
686 priv->reps[rep_id] = rep;
687 rep->mdev = priv;
688 rep->netdev = ndev;
689 rep->rep_id = rep_id;
690
691 ndev->min_mtu = OTX2_MIN_MTU;
692 ndev->max_mtu = priv->hw.max_mtu;
693 ndev->netdev_ops = &rvu_rep_netdev_ops;
694 pcifunc = priv->rep_pf_map[rep_id];
695 rep->pcifunc = pcifunc;
696
697 snprintf(ndev->name, sizeof(ndev->name), "Rpf%dvf%d",
698 rvu_get_pf(priv->pdev, pcifunc),
699 (pcifunc & RVU_PFVF_FUNC_MASK));
700
701 ndev->hw_features = (NETIF_F_RXCSUM | NETIF_F_IP_CSUM |
702 NETIF_F_IPV6_CSUM | NETIF_F_RXHASH |
703 NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO6);
704
705 ndev->hw_features |= NETIF_F_HW_TC;
706 ndev->features |= ndev->hw_features;
707 eth_hw_addr_random(ndev);
708 err = rvu_rep_devlink_port_register(rep);
709 if (err) {
710 free_netdev(ndev);
711 goto exit;
712 }
713
714 SET_NETDEV_DEVLINK_PORT(ndev, &rep->dl_port);
715 err = register_netdev(ndev);
716 if (err) {
717 NL_SET_ERR_MSG_MOD(extack,
718 "PFVF representor registration failed");
719 rvu_rep_devlink_port_unregister(rep);
720 free_netdev(ndev);
721 goto exit;
722 }
723
724 INIT_DELAYED_WORK(&rep->stats_wrk, rvu_rep_get_stats);
725 }
726 err = rvu_rep_napi_init(priv, extack);
727 if (err)
728 goto exit;
729
730 rvu_eswitch_config(priv, true);
731 return 0;
732 exit:
733 while (--rep_id >= 0) {
734 rep = priv->reps[rep_id];
735 unregister_netdev(rep->netdev);
736 rvu_rep_devlink_port_unregister(rep);
737 free_netdev(rep->netdev);
738 }
739 kfree(priv->reps);
740 rvu_rep_rsrc_free(priv);
741 return err;
742 }
743
> 744 static int rvu_get_rep_cnt(struct otx2_nic *priv)
745 {
746 struct get_rep_cnt_rsp *rsp;
747 struct mbox_msghdr *msghdr;
748 struct msg_req *req;
749 int err, rep;
750
751 mutex_lock(&priv->mbox.lock);
752 req = otx2_mbox_alloc_msg_get_rep_cnt(&priv->mbox);
753 if (!req) {
754 mutex_unlock(&priv->mbox.lock);
755 return -ENOMEM;
756 }
757 err = otx2_sync_mbox_msg(&priv->mbox);
758 if (err)
759 goto exit;
760
761 msghdr = otx2_mbox_get_rsp(&priv->mbox.mbox, 0, &req->hdr);
762 if (IS_ERR(msghdr)) {
763 err = PTR_ERR(msghdr);
764 goto exit;
765 }
766
767 rsp = (struct get_rep_cnt_rsp *)msghdr;
768 priv->hw.tx_queues = rsp->rep_cnt;
769 priv->hw.rx_queues = rsp->rep_cnt;
770 priv->rep_cnt = rsp->rep_cnt;
771 for (rep = 0; rep < priv->rep_cnt; rep++)
772 priv->rep_pf_map[rep] = rsp->rep_pf_map[rep];
773
774 exit:
775 mutex_unlock(&priv->mbox.lock);
776 return err;
777 }
778
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] only message in thread