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Message-ID: <202404302217.urdwvcqg-lkp@intel.com>
Date: Tue, 30 Apr 2024 22:22:11 +0800
From: kernel test robot <lkp@...el.com>
To: Vamsi Attunuru <vattunuru@...vell.com>, arnd@...db.de,
gregkh@...uxfoundation.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
vattunuru@...vell.com, jerinj@...vell.com,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 1/1] misc: mrvl-cn10k-dpi: add Octeon CN10K DPI
administrative driver
Hi Vamsi,
kernel test robot noticed the following build errors:
[auto build test ERROR on char-misc/char-misc-testing]
[also build test ERROR on char-misc/char-misc-next char-misc/char-misc-linus soc/for-next linus/master v6.9-rc6 next-20240430]
[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/Vamsi-Attunuru/misc-mrvl-cn10k-dpi-add-Octeon-CN10K-DPI-administrative-driver/20240430-142354
base: char-misc/char-misc-testing
patch link: https://lore.kernel.org/r/20240429055027.2162310-1-vattunuru%40marvell.com
patch subject: [PATCH v6 1/1] misc: mrvl-cn10k-dpi: add Octeon CN10K DPI administrative driver
config: um-allmodconfig (https://download.01.org/0day-ci/archive/20240430/202404302217.urdwvcqg-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 37ae4ad0eef338776c7e2cffb3896153d43dcd90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240430/202404302217.urdwvcqg-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/202404302217.urdwvcqg-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/misc/mrvl_cn10k_dpi.c:12:
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/um/include/asm/hardirq.h:5:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/um/include/asm/io.h:24:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
547 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
560 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
| ^
In file included from drivers/misc/mrvl_cn10k_dpi.c:12:
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/um/include/asm/hardirq.h:5:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/um/include/asm/io.h:24:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
573 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
| ^
In file included from drivers/misc/mrvl_cn10k_dpi.c:12:
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/um/include/asm/hardirq.h:5:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/um/include/asm/io.h:24:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
584 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
692 | readsb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
700 | readsw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
708 | readsl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
717 | writesb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
726 | writesw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
735 | writesl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
In file included from drivers/misc/mrvl_cn10k_dpi.c:12:
In file included from include/linux/pci.h:2693:
In file included from include/linux/dma-mapping.h:11:
In file included from include/linux/scatterlist.h:8:
In file included from include/linux/mm.h:2208:
include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
>> drivers/misc/mrvl_cn10k_dpi.c:453:2: error: call to undeclared function 'pci_free_irq_vectors'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
453 | pci_free_irq_vectors((struct pci_dev *)pdev);
| ^
drivers/misc/mrvl_cn10k_dpi.c:453:2: note: did you mean 'dpi_free_irq_vectors'?
drivers/misc/mrvl_cn10k_dpi.c:451:13: note: 'dpi_free_irq_vectors' declared here
451 | static void dpi_free_irq_vectors(void *pdev)
| ^
452 | {
453 | pci_free_irq_vectors((struct pci_dev *)pdev);
| ~~~~~~~~~~~~~~~~~~~~
| dpi_free_irq_vectors
>> drivers/misc/mrvl_cn10k_dpi.c:661:28: error: called object type 'void *' is not a function or function pointer
661 | pci_sriov_configure_simple(pdev, 0);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~^
>> drivers/misc/mrvl_cn10k_dpi.c:681:1: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int]
681 | module_pci_driver(dpi_driver);
| ^
| int
>> drivers/misc/mrvl_cn10k_dpi.c:681:19: error: a parameter list without types is only allowed in a function definition
681 | module_pci_driver(dpi_driver);
| ^
13 warnings and 4 errors generated.
vim +/pci_free_irq_vectors +453 drivers/misc/mrvl_cn10k_dpi.c
450
451 static void dpi_free_irq_vectors(void *pdev)
452 {
> 453 pci_free_irq_vectors((struct pci_dev *)pdev);
454 }
455
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