linux-kernel - Re: [net-next PATCH 2/9] octeontx2-pf: RVU representor driver

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Message-ID: <202404180051.sgxiT7pZ-lkp@intel.com>
Date: Thu, 18 Apr 2024 00:22:55 +0800
From: kernel test robot <lkp@...el.com>
To: Geetha sowjanya <gakula@...vell.com>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev, kuba@...nel.org, davem@...emloft.net,
	pabeni@...hat.com, edumazet@...gle.com, sgoutham@...vell.com,
	gakula@...vell.com, sbhatta@...vell.com, hkelam@...vell.com
Subject: Re: [net-next PATCH 2/9] octeontx2-pf: RVU representor driver

Hi Geetha,

kernel test robot noticed the following build errors:

[auto build test ERROR on net-next/main]

url:    https://github.com/intel-lab-lkp/linux/commits/Geetha-sowjanya/octeontx2-pf-Refactoring-RVU-driver/20240416-131052
base:   net-next/main
patch link:    https://lore.kernel.org/r/20240416050616.6056-3-gakula%40marvell.com
patch subject: [net-next PATCH 2/9] octeontx2-pf: RVU representor driver
config: loongarch-randconfig-r064-20240417 (https://download.01.org/0day-ci/archive/20240418/202404180051.sgxiT7pZ-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240418/202404180051.sgxiT7pZ-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202404180051.sgxiT7pZ-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c: In function 'otx2_tx_napi_handler':
>> drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c:470:28: error: 'struct otx2_nic' has no member named 'reps'
     470 |                 ndev = pfvf->reps[qidx]->netdev;
         |                            ^~


vim +470 drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c

   449	
   450	static int otx2_tx_napi_handler(struct otx2_nic *pfvf,
   451					struct otx2_cq_queue *cq, int budget)
   452	{
   453		int tx_pkts = 0, tx_bytes = 0, qidx;
   454		struct otx2_snd_queue *sq;
   455		struct nix_cqe_tx_s *cqe;
   456		struct net_device *ndev;
   457		int processed_cqe = 0;
   458	
   459		if (cq->pend_cqe >= budget)
   460			goto process_cqe;
   461	
   462		if (otx2_nix_cq_op_status(pfvf, cq) || !cq->pend_cqe)
   463			return 0;
   464	
   465	process_cqe:
   466		qidx = cq->cq_idx - pfvf->hw.rx_queues;
   467		sq = &pfvf->qset.sq[qidx];
   468	
   469		if (pfvf->flags & OTX2_FLAG_REP_MODE_ENABLED)
 > 470			ndev = pfvf->reps[qidx]->netdev;
   471		else
   472			ndev = pfvf->netdev;
   473	
   474		while (likely(processed_cqe < budget) && cq->pend_cqe) {
   475			cqe = (struct nix_cqe_tx_s *)otx2_get_next_cqe(cq);
   476			if (unlikely(!cqe)) {
   477				if (!processed_cqe)
   478					return 0;
   479				break;
   480			}
   481	
   482			qidx = cq->cq_idx - pfvf->hw.rx_queues;
   483	
   484			if (cq->cq_type == CQ_XDP)
   485				otx2_xdp_snd_pkt_handler(pfvf, sq, cqe);
   486			else
   487				otx2_snd_pkt_handler(pfvf, ndev, cq, &pfvf->qset.sq[qidx],
   488						     cqe, budget, &tx_pkts, &tx_bytes);
   489	
   490			cqe->hdr.cqe_type = NIX_XQE_TYPE_INVALID;
   491			processed_cqe++;
   492			cq->pend_cqe--;
   493	
   494			sq->cons_head++;
   495			sq->cons_head &= (sq->sqe_cnt - 1);
   496		}
   497	
   498		/* Free CQEs to HW */
   499		otx2_write64(pfvf, NIX_LF_CQ_OP_DOOR,
   500			     ((u64)cq->cq_idx << 32) | processed_cqe);
   501	
   502		if (likely(tx_pkts)) {
   503			struct netdev_queue *txq;
   504	
   505			qidx = cq->cq_idx - pfvf->hw.rx_queues;
   506	
   507			if (qidx >= pfvf->hw.tx_queues)
   508				qidx -= pfvf->hw.xdp_queues;
   509	
   510			if (pfvf->flags & OTX2_FLAG_REP_MODE_ENABLED)
   511				qidx = 0;
   512			txq = netdev_get_tx_queue(pfvf->netdev, qidx);
   513			netdev_tx_completed_queue(txq, tx_pkts, tx_bytes);
   514			/* Check if queue was stopped earlier due to ring full */
   515			smp_mb();
   516			if (netif_tx_queue_stopped(txq) &&
   517			    netif_carrier_ok(ndev))
   518				netif_tx_wake_queue(txq);
   519		}
   520		return 0;
   521	}
   522	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki