tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: d72146e885adc1fe1f656075dccd9344d0024041 commit: fb43492008c11fe89e510dd63383a2d37ea3cf8e [1577/1577] ata: ahci: Add support for AHCI SGPIO Enclosure Management config: x86_64-buildonly-randconfig-001-20241203 (https://download.01.org/0day-ci/archive/20241203/202412031924.l8eOZ6vd-lkp@i...) 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/20241203/202412031924.l8eOZ6vd-lkp@i...)

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/202412031924.l8eOZ6vd-lkp@intel.com/

All warnings (new ones prefixed by >>):

In file included from drivers/ata/libahci.c:24: In file included from include/linux/blkdev.h:9: In file included from include/linux/blk_types.h:10: In file included from include/linux/bvec.h:10: In file included from include/linux/highmem.h:8: In file included from include/linux/cacheflush.h:5: In file included from arch/x86/include/asm/cacheflush.h:5: In file included from include/linux/mm.h:2235: include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 509 | item]; | ~~~~ include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 516 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ 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_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 528 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 537 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~

...

drivers/ata/libahci.c:210:5: warning: no previous prototype for function 'get_ahci_em_messages' [-Wmissing-prototypes]

210 | int get_ahci_em_messages(void) | ^ drivers/ata/libahci.c:210:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 210 | int get_ahci_em_messages(void) | ^ | static 6 warnings generated.

vim +/get_ahci_em_messages +210 drivers/ata/libahci.c

209

210 int get_ahci_em_messages(void)

211 { 212 return ahci_em_messages; 213 } 214 EXPORT_SYMBOL_GPL(get_ahci_em_messages); 215