Re: [PATCH v3 16/17] nvmet: New NVMe PCI endpoint target driver

kernel test robot
2024-12-11T12:32:38Z

Hi Damien,

kernel test robot noticed the following build errors:

[auto build test ERROR on pci/next]
[also build test ERROR on pci/for-linus linus/master v6.13-rc2 next-20241211]
[cannot apply to hch-configfs/for-next]
[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/Damien-Le-Moal/nvmet-Add-vendor_id-and-subsys_vendor_id-subsystem-attributes/20241210-174321
base: https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git next
patch link: https://lore.kernel.org/r/20241210093408.105867-17-dlemoal%40kernel.org
patch subject: [PATCH v3 16/17] nvmet: New NVMe PCI endpoint target driver
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20241211/202412112016.qpAKrNxI-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241211/202412112016.qpAKrNxI-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/202412112016.qpAKrNxI-lkp@intel.com/

All errors (new ones prefixed by >>):

In file included from drivers/nvme/target/pci-ep.c:11:
In file included from include/linux/dmaengine.h:8:
In file included from include/linux/device.h:32:
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:19:
In file included from include/linux/elf.h:6:
In file included from arch/s390/include/asm/elf.h:181:
In file included from arch/s390/include/asm/mmu_context.h:11:
In file included from arch/s390/include/asm/pgalloc.h:18:
In file included from include/linux/mm.h:2223:
include/linux/vmstat.h:504:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
504 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
505 | item];
| ~~~~
include/linux/vmstat.h:511:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
511 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
512 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
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_"
| ~~~~~~~~~~~ ^ ~~~
include/linux/vmstat.h:524:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
524 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
525 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
>> drivers/nvme/target/pci-ep.c:658:9: error: call to undeclared function 'nvme_opcode_str'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
658 | return nvme_opcode_str(iod->sq->qid, iod->cmd.common.opcode);
| ^
>> drivers/nvme/target/pci-ep.c:658:9: error: incompatible integer to pointer conversion returning 'int' from a function with result type 'const char *' [-Wint-conversion]
658 | return nvme_opcode_str(iod->sq->qid, iod->cmd.common.opcode);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
4 warnings and 2 errors generated.

vim +/nvme_opcode_str +658 drivers/nvme/target/pci-ep.c

655
656 static inline const char *nvmet_pciep_iod_name(struct nvmet_pciep_iod *iod)
657 {
> 658 return nvme_opcode_str(iod->sq->qid, iod->cmd.common.opcode);
659 }
660

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