tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 31c4fffa86e17e8a946c944e91e7412db7f8427b commit: 0f13b8634792cff1f2fb18bf35e5a24d7a8cbf8e [1609/1609] KVM: x86: Support VM_ATTESTATION hypercall config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20241209/202412091737.uk2gKO2t-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/20241209/202412091737.uk2gKO2t-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/202412091737.uk2gKO2t-lkp@intel.com/

All warnings (new ones prefixed by >>):

In file included from arch/x86/kvm/svm/sev.c:12: In file included from include/linux/kvm_host.h:16: In file included from include/linux/mm.h:2234: 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 + | ~~~~~~~~~~~~~~~~~~~~~~

...

arch/x86/kvm/svm/sev.c:2198:6: warning: no previous prototype for function 'sev_install_hooks' [-Wmissing-prototypes]

2198 | void sev_install_hooks(void) | ^ arch/x86/kvm/svm/sev.c:2198:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 2198 | void sev_install_hooks(void) | ^ | static 6 warnings generated. -- In file included from arch/x86/kvm/svm/csv.c:10: In file included from include/linux/kvm_host.h:16: In file included from include/linux/mm.h:2234: 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 + | ~~~~~~~~~~~~~~~~~~~~~~

...

arch/x86/kvm/svm/csv.c:30:5: warning: no previous prototype for function 'csv_vm_attestation' [-Wmissing-prototypes]

30 | int csv_vm_attestation(struct kvm *kvm, unsigned long gpa, unsigned long len) | ^ arch/x86/kvm/svm/csv.c:30:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 30 | int csv_vm_attestation(struct kvm *kvm, unsigned long gpa, unsigned long len) | ^ | static 6 warnings generated.

vim +/sev_install_hooks +2198 arch/x86/kvm/svm/sev.c

2195 2196 #ifdef CONFIG_HYGON_CSV 2197 /* Code to set all of the function and vaiable pointers */

2198 void sev_install_hooks(void)

2199 { 2200 hygon_kvm_hooks.sev_issue_cmd = sev_issue_cmd; 2201 hygon_kvm_hooks.get_num_contig_pages = get_num_contig_pages; 2202 hygon_kvm_hooks.sev_pin_memory = sev_pin_memory; 2203 hygon_kvm_hooks.sev_unpin_memory = sev_unpin_memory; 2204 2205 hygon_kvm_hooks.sev_hooks_installed = true; 2206 } 2207 #endif 2208