* [jgunthorpe:for-vasant 2/10] drivers/net/ethernet/intel/e1000e/netdev.c:4460:22: warning: shift count >= width of type
@ 2024-10-05 13:07 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2024-10-05 13:07 UTC (permalink / raw)
To: Jason Gunthorpe; +Cc: llvm, oe-kbuild-all, Vasant Hegde
tree: https://github.com/jgunthorpe/linux for-vasant
head: 8aa0df6ce0d35430baeac4ee5e0ea77f82cf2ead
commit: 9d7523756e213acff67f3b9264211becfbb5b7bb [2/10] iommu: Introduce iommu_paging_domain_alloc_flags()
config: powerpc-currituck_defconfig (https://download.01.org/0day-ci/archive/20241005/202410052054.U16MM7J8-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project fef3566a25ff0e34fb87339ba5e13eca17cec00f)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241005/202410052054.U16MM7J8-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/202410052054.U16MM7J8-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from drivers/net/ethernet/intel/e1000e/netdev.c:9:
In file included from include/linux/pci.h:38:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from arch/powerpc/include/asm/hardirq.h:6:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/powerpc/include/asm/io.h:24:
In file included from include/linux/mm.h:2213:
include/linux/vmstat.h:518:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
518 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
In file included from drivers/net/ethernet/intel/e1000e/netdev.c:9:
In file included from include/linux/pci.h:2079:
In file included from arch/powerpc/include/asm/pci.h:17:
In file included from arch/powerpc/include/asm/pci-bridge.h:11:
include/linux/iommu.h:1103:1: error: declaration of anonymous struct must be a definition
1103 | struct inline iommu_domain *iommu_paging_domain_alloc_flags(struct device *dev,
| ^
include/linux/iommu.h:1103:1: warning: declaration does not declare anything [-Wmissing-declarations]
>> drivers/net/ethernet/intel/e1000e/netdev.c:4460:22: warning: shift count >= width of type [-Wshift-count-overflow]
4460 | adapter->cc.mask = CYCLECOUNTER_MASK(64);
| ^~~~~~~~~~~~~~~~~~~~~
include/linux/timecounter.h:14:59: note: expanded from macro 'CYCLECOUNTER_MASK'
14 | #define CYCLECOUNTER_MASK(bits) (u64)((bits) < 64 ? ((1ULL<<(bits))-1) : -1)
| ^ ~~~~~~
drivers/net/ethernet/intel/e1000e/netdev.c:7386:46: warning: shift count >= width of type [-Wshift-count-overflow]
7386 | err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
| ^~~~~~~~~~~~~~~~
include/linux/dma-mapping.h:77:54: note: expanded from macro 'DMA_BIT_MASK'
77 | #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
| ^ ~~~
4 warnings and 1 error generated.
vim +4460 drivers/net/ethernet/intel/e1000e/netdev.c
98942d70538a16 drivers/net/ethernet/intel/e1000e/netdev.c Miroslav Lichvar 2018-11-09 4430
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4431 /**
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4432 * e1000_sw_init - Initialize general software structures (struct e1000_adapter)
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4433 * @adapter: board private structure to initialize
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4434 *
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4435 * e1000_sw_init initializes the Adapter private data structure.
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4436 * Fields are initialized based on PCI device information and
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4437 * OS network device settings (MTU size).
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4438 **/
9f9a12f8ca7983 drivers/net/ethernet/intel/e1000e/netdev.c Bill Pemberton 2012-12-03 4439 static int e1000_sw_init(struct e1000_adapter *adapter)
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4440 {
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4441 struct net_device *netdev = adapter->netdev;
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4442
8084b86dcfbc4b drivers/net/ethernet/intel/e1000e/netdev.c Alexander Duyck 2015-05-02 4443 adapter->rx_buffer_len = VLAN_ETH_FRAME_LEN + ETH_FCS_LEN;
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4444 adapter->rx_ps_bsize0 = 128;
8084b86dcfbc4b drivers/net/ethernet/intel/e1000e/netdev.c Alexander Duyck 2015-05-02 4445 adapter->max_frame_size = netdev->mtu + VLAN_ETH_HLEN + ETH_FCS_LEN;
318a94d68979cb drivers/net/e1000e/netdev.c Jeff Kirsher 2008-03-28 4446 adapter->min_frame_size = ETH_ZLEN + ETH_FCS_LEN;
55aa69854a93d7 drivers/net/ethernet/intel/e1000e/netdev.c Bruce Allan 2011-12-16 4447 adapter->tx_ring_count = E1000_DEFAULT_TXD;
55aa69854a93d7 drivers/net/ethernet/intel/e1000e/netdev.c Bruce Allan 2011-12-16 4448 adapter->rx_ring_count = E1000_DEFAULT_RXD;
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4449
67fd4fcb78a7ce drivers/net/e1000e/netdev.c Jeff Kirsher 2011-01-07 4450 spin_lock_init(&adapter->stats64_lock);
67fd4fcb78a7ce drivers/net/e1000e/netdev.c Jeff Kirsher 2011-01-07 4451
4662e82b2cb41c drivers/net/e1000e/netdev.c Bruce Allan 2008-08-26 4452 e1000e_set_interrupt_capability(adapter);
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4453
4662e82b2cb41c drivers/net/e1000e/netdev.c Bruce Allan 2008-08-26 4454 if (e1000_alloc_queues(adapter))
4662e82b2cb41c drivers/net/e1000e/netdev.c Bruce Allan 2008-08-26 4455 return -ENOMEM;
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4456
b67e191307a3f3 drivers/net/ethernet/intel/e1000e/netdev.c Bruce Allan 2012-12-27 4457 /* Setup hardware time stamping cyclecounter */
b67e191307a3f3 drivers/net/ethernet/intel/e1000e/netdev.c Bruce Allan 2012-12-27 4458 if (adapter->flags & FLAG_HAS_HW_TIMESTAMP) {
b67e191307a3f3 drivers/net/ethernet/intel/e1000e/netdev.c Bruce Allan 2012-12-27 4459 adapter->cc.read = e1000e_cyclecounter_read;
4d045b4c06b1f7 drivers/net/ethernet/intel/e1000e/netdev.c Richard Cochran 2015-01-02 @4460 adapter->cc.mask = CYCLECOUNTER_MASK(64);
b67e191307a3f3 drivers/net/ethernet/intel/e1000e/netdev.c Bruce Allan 2012-12-27 4461 adapter->cc.mult = 1;
b67e191307a3f3 drivers/net/ethernet/intel/e1000e/netdev.c Bruce Allan 2012-12-27 4462 /* cc.shift set in e1000e_get_base_tininca() */
b67e191307a3f3 drivers/net/ethernet/intel/e1000e/netdev.c Bruce Allan 2012-12-27 4463
b67e191307a3f3 drivers/net/ethernet/intel/e1000e/netdev.c Bruce Allan 2012-12-27 4464 spin_lock_init(&adapter->systim_lock);
b67e191307a3f3 drivers/net/ethernet/intel/e1000e/netdev.c Bruce Allan 2012-12-27 4465 INIT_WORK(&adapter->tx_hwtstamp_work, e1000e_tx_hwtstamp_work);
b67e191307a3f3 drivers/net/ethernet/intel/e1000e/netdev.c Bruce Allan 2012-12-27 4466 }
b67e191307a3f3 drivers/net/ethernet/intel/e1000e/netdev.c Bruce Allan 2012-12-27 4467
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4468 /* Explicitly disable IRQ since the NIC can be in any state. */
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4469 e1000_irq_disable(adapter);
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4470
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4471 set_bit(__E1000_DOWN, &adapter->state);
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4472 return 0;
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4473 }
bc7f75fa97884d drivers/net/e1000e/netdev.c Auke Kok 2007-09-17 4474
:::::: The code at line 4460 was first introduced by commit
:::::: 4d045b4c06b1f7d65d8e69d39821dcfaa783feea e1000e: convert to CYCLECOUNTER_MASK macro.
:::::: TO: Richard Cochran <richardcochran@gmail.com>
:::::: CC: David S. Miller <davem@davemloft.net>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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