drivers/net/ethernet/huawei/hinic/hinic_main.c:796:25: sparse: sparse: cast to restricted __be16

2020-10-02 Thread kernel test robot 
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   d3d45f8220d60a0b2cf8fb2be4e6ffd9008e
commit: 1f62cfa19a619f82c098468660b7950477101d45 hinic: add net_device_ops 
associated with vf
date:   5 months ago
config: x86_64-randconfig-s022-20201003 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.2-201-g24bdaac6-dirty
# 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1f62cfa19a619f82c098468660b7950477101d45
git remote add linus 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 1f62cfa19a619f82c098468660b7950477101d45
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot 

echo
echo "sparse warnings: (new ones prefixed by >>)"
    echo
>> drivers/net/ethernet/huawei/hinic/hinic_main.c:796:25: sparse: sparse: cast 
>> to restricted __be16
>> drivers/net/ethernet/huawei/hinic/hinic_main.c:796:25: sparse: sparse: cast 
>> to restricted __be16
>> drivers/net/ethernet/huawei/hinic/hinic_main.c:796:25: sparse: sparse: cast 
>> to restricted __be16
>> drivers/net/ethernet/huawei/hinic/hinic_main.c:796:25: sparse: sparse: cast 
>> to restricted __be16

vim +796 drivers/net/ethernet/huawei/hinic/hinic_main.c

   778  
   779  static void hinic_tx_timeout(struct net_device *netdev, unsigned int 
txqueue)
   780  {
   781  struct hinic_dev *nic_dev = netdev_priv(netdev);
   782  u16 sw_pi, hw_ci, sw_ci;
   783  struct hinic_sq *sq;
   784  u16 num_sqs, q_id;
   785  
   786  num_sqs = hinic_hwdev_num_qps(nic_dev->hwdev);
   787  
   788  netif_err(nic_dev, drv, netdev, "Tx timeout\n");
   789  
   790  for (q_id = 0; q_id < num_sqs; q_id++) {
   791  if (!netif_xmit_stopped(netdev_get_tx_queue(netdev, 
q_id)))
   792  continue;
   793  
   794  sq = hinic_hwdev_get_sq(nic_dev->hwdev, q_id);
   795  sw_pi = atomic_read(>wq->prod_idx) & sq->wq->mask;
 > 796  hw_ci = be16_to_cpu(*(u16 *)(sq->hw_ci_addr)) & 
 > sq->wq->mask;
   797  sw_ci = atomic_read(>wq->cons_idx) & sq->wq->mask;
   798  netif_err(nic_dev, drv, netdev, "Txq%d: sw_pi: %d, 
hw_ci: %d, sw_ci: %d, napi->state: 0x%lx\n",
   799q_id, sw_pi, hw_ci, sw_ci,
   800nic_dev->txqs[q_id].napi.state);
   801  }
   802  }
   803  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org


.config.gz
Description: application/gzip

drivers/net/ethernet/huawei/hinic/hinic_main.c:796:25: sparse: sparse: cast to restricted __be16

2020-09-01 Thread kernel test robot 
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   b765a32a2e9170702467747e290614be072c4f76
commit: 1f62cfa19a619f82c098468660b7950477101d45 hinic: add net_device_ops 
associated with vf
date:   4 months ago
config: i386-randconfig-s001-20200902 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.2-191-g10164920-dirty
git checkout 1f62cfa19a619f82c098468660b7950477101d45
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot 


sparse warnings: (new ones prefixed by >>)

>> drivers/net/ethernet/huawei/hinic/hinic_main.c:796:25: sparse: sparse: cast 
>> to restricted __be16
>> drivers/net/ethernet/huawei/hinic/hinic_main.c:796:25: sparse: sparse: cast 
>> to restricted __be16
>> drivers/net/ethernet/huawei/hinic/hinic_main.c:796:25: sparse: sparse: cast 
>> to restricted __be16
>> drivers/net/ethernet/huawei/hinic/hinic_main.c:796:25: sparse: sparse: cast 
>> to restricted __be16

# 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1f62cfa19a619f82c098468660b7950477101d45
git remote add linus 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 1f62cfa19a619f82c098468660b7950477101d45
vim +796 drivers/net/ethernet/huawei/hinic/hinic_main.c

   778  
   779  static void hinic_tx_timeout(struct net_device *netdev, unsigned int 
txqueue)
   780  {
   781  struct hinic_dev *nic_dev = netdev_priv(netdev);
   782  u16 sw_pi, hw_ci, sw_ci;
   783  struct hinic_sq *sq;
   784  u16 num_sqs, q_id;
   785  
   786  num_sqs = hinic_hwdev_num_qps(nic_dev->hwdev);
   787  
   788  netif_err(nic_dev, drv, netdev, "Tx timeout\n");
   789  
   790  for (q_id = 0; q_id < num_sqs; q_id++) {
   791  if (!netif_xmit_stopped(netdev_get_tx_queue(netdev, 
q_id)))
   792  continue;
   793  
   794  sq = hinic_hwdev_get_sq(nic_dev->hwdev, q_id);
   795  sw_pi = atomic_read(>wq->prod_idx) & sq->wq->mask;
 > 796  hw_ci = be16_to_cpu(*(u16 *)(sq->hw_ci_addr)) & 
 > sq->wq->mask;
   797  sw_ci = atomic_read(>wq->cons_idx) & sq->wq->mask;
   798  netif_err(nic_dev, drv, netdev, "Txq%d: sw_pi: %d, 
hw_ci: %d, sw_ci: %d, napi->state: 0x%lx\n",
   799q_id, sw_pi, hw_ci, sw_ci,
   800nic_dev->txqs[q_id].napi.state);
   801  }
   802  }
   803  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org


.config.gz
Description: application/gzip

drivers/net/ethernet/huawei/hinic/hinic_main.c:796:25: sparse: sparse: cast to restricted __be16

2020-06-06 Thread kernel test robot 
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   b170290c2836c40ab565736ba37681eb3dfd79b8
commit: 1f62cfa19a619f82c098468660b7950477101d45 hinic: add net_device_ops 
associated with vf
date:   6 weeks ago
config: arm64-randconfig-s032-20200607 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.1-247-gcadbd124-dirty
git checkout 1f62cfa19a619f82c098468660b7950477101d45
# save the attached .config to linux build tree
make W=1 C=1 ARCH=arm64 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot 


sparse warnings: (new ones prefixed by >>)

>> drivers/net/ethernet/huawei/hinic/hinic_main.c:796:25: sparse: sparse: cast 
>> to restricted __be16

vim +796 drivers/net/ethernet/huawei/hinic/hinic_main.c

   778  
   779  static void hinic_tx_timeout(struct net_device *netdev, unsigned int 
txqueue)
   780  {
   781  struct hinic_dev *nic_dev = netdev_priv(netdev);
   782  u16 sw_pi, hw_ci, sw_ci;
   783  struct hinic_sq *sq;
   784  u16 num_sqs, q_id;
   785  
   786  num_sqs = hinic_hwdev_num_qps(nic_dev->hwdev);
   787  
   788  netif_err(nic_dev, drv, netdev, "Tx timeout\n");
   789  
   790  for (q_id = 0; q_id < num_sqs; q_id++) {
   791  if (!netif_xmit_stopped(netdev_get_tx_queue(netdev, 
q_id)))
   792  continue;
   793  
   794  sq = hinic_hwdev_get_sq(nic_dev->hwdev, q_id);
   795  sw_pi = atomic_read(>wq->prod_idx) & sq->wq->mask;
 > 796  hw_ci = be16_to_cpu(*(u16 *)(sq->hw_ci_addr)) & 
 > sq->wq->mask;
   797  sw_ci = atomic_read(>wq->cons_idx) & sq->wq->mask;
   798  netif_err(nic_dev, drv, netdev, "Txq%d: sw_pi: %d, 
hw_ci: %d, sw_ci: %d, napi->state: 0x%lx\n",
   799q_id, sw_pi, hw_ci, sw_ci,
   800nic_dev->txqs[q_id].napi.state);
   801  }
   802  }
   803  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org


.config.gz
Description: application/gzip