tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: a9f7917e90ec872036160e2cb3a1d3c1856cb406 commit: 18e360871c3f648ecb0d8cc9b23fd4268a64c17f [2467/2467] add enfs feature config: x86_64-randconfig-121-20250706 (https://download.01.org/0day-ci/archive/20250706/202507061041.8fClqxw5-lkp@i...) compiler: clang version 20.1.7 (https://github.com/llvm/llvm-project 6146a88f60492b520a36f8f8f3231e15f3cc6082) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250706/202507061041.8fClqxw5-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/202507061041.8fClqxw5-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) fs/nfs/enfs_adapter.c:18:31: sparse: sparse: symbol 'enfs_adapter' was not declared. Should it be static?

...

fs/nfs/enfs_adapter.c:62:25: sparse: sparse: symbol 'nfs_multipath_router_get' was not declared. Should it be static? fs/nfs/enfs_adapter.c:78:6: sparse: sparse: symbol 'nfs_multipath_router_put' was not declared. Should it be static? fs/nfs/enfs_adapter.c:84:6: sparse: sparse: symbol 'is_valid_option' was not declared. Should it be static? -- fs/nfs/fs_context.c:374:26: sparse: sparse: symbol 'getNfsMultiPathOpt' was not declared. Should it be static? -- fs/nfs/enfs/enfs_init.c:30:25: sparse: sparse: symbol 'enfs_adapter' was not declared. Should it be static? fs/nfs/enfs/enfs_init.c:95:9: sparse: sparse: symbol 'enfs_init' was not declared. Should it be static? fs/nfs/enfs/enfs_init.c:100:6: sparse: sparse: symbol 'enfs_fini' was not declared. Should it be static? -- fs/nfs/enfs/enfs_multipath_parse.c:24:6: sparse: sparse: symbol 'nfs_multipath_parse_ip_ipv6_add' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_parse.c:162:5: sparse: sparse: symbol 'enfs_parse_ip_single' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_parse.c:209:6: sparse: sparse: symbol 'nfs_multipath_parse_ip_list_get_cursor' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_parse.c:236:6: sparse: sparse: symbol 'enfs_valid_ip' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_parse.c:248:5: sparse: sparse: symbol 'nfs_multipath_parse_ip_list' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_parse.c:361:6: sparse: sparse: symbol 'isInvalidDns' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_parse.c:387:5: sparse: sparse: symbol 'nfs_multipath_parse_dns_list' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_parse.c:431:5: sparse: sparse: symbol 'parse_remote_type' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_parse.c:473:57: sparse: sparse: restricted __be32 degrades to integer fs/nfs/enfs/enfs_multipath_parse.c:471:5: sparse: sparse: symbol 'nfs_multipath_parse_options_check_ipv4_valid' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_parse.c:486:44: sparse: sparse: restricted __be32 degrades to integer fs/nfs/enfs/enfs_multipath_parse.c:487:44: sparse: sparse: restricted __be32 degrades to integer fs/nfs/enfs/enfs_multipath_parse.c:488:44: sparse: sparse: restricted __be32 degrades to integer fs/nfs/enfs/enfs_multipath_parse.c:489:44: sparse: sparse: restricted __be32 degrades to integer fs/nfs/enfs/enfs_multipath_parse.c:478:5: sparse: sparse: symbol 'nfs_multipath_parse_options_check_ipv6_valid' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_parse.c:494:5: sparse: sparse: symbol 'nfs_multipath_parse_options_check_ip_valid' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_parse.c:510:5: sparse: sparse: symbol 'nfs_multipath_parse_options_check_valid' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_parse.c:536:5: sparse: sparse: symbol 'nfs_multipath_parse_options_check_duplicate' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_parse.c:562:5: sparse: sparse: symbol 'nfs_multipath_parse_options_check' was not declared. Should it be static? -- fs/nfs/enfs/enfs_config.c:554:6: sparse: sparse: symbol 'enfs_glob_match' was not declared. Should it be static? -- fs/nfs/enfs/enfs_multipath_client.c:72:5: sparse: sparse: symbol 'nfs_multipath_client_mount_info_init' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_client.c:120:6: sparse: sparse: symbol 'enfs_free_client_info' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_client.c:135:6: sparse: sparse: symbol 'nfs_multipath_client_info_free_work' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_client.c:191:6: sparse: sparse: symbol 'nfs_multipath_ip_list_info_match' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_client.c:328:6: sparse: sparse: symbol 'print_ip_info' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_client.c:352:6: sparse: sparse: symbol 'print_dns_info' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath_client.c:390:6: sparse: sparse: symbol 'convert_lookup_cache_str' was not declared. Should it be static? -- fs/nfs/enfs/enfs_roundrobin.c:107:17: sparse: sparse: symbol 'enfs_lb_switch_find_first_active_xprt' was not declared. Should it be static? fs/nfs/enfs/enfs_roundrobin.c:119:17: sparse: sparse: symbol 'enfs_lb_switch_get_main_xprt' was not declared. Should it be static? fs/nfs/enfs/enfs_roundrobin.c:169:17: sparse: sparse: symbol 'enfs_lb_get_singular_xprt' was not declared. Should it be static? fs/nfs/enfs/enfs_roundrobin.c:332:5: sparse: sparse: symbol 'enfs_lb_revert_policy' was not declared. Should it be static? -- fs/nfs/enfs/enfs_remount.c:105:6: sparse: sparse: symbol 'enfs_clnt_delete_obsolete_xprts' was not declared. Should it be static? -- fs/nfs/enfs/enfs_multipath.c:186:63: sparse: sparse: cast from restricted __be16 fs/nfs/enfs/enfs_multipath.c:190:65: sparse: sparse: cast from restricted __be16 fs/nfs/enfs/enfs_multipath.c:211:24: sparse: sparse: incorrect type in return expression (different base types) @@ expected restricted __be16 @@ got int @@ fs/nfs/enfs/enfs_multipath.c:211:24: sparse: expected restricted __be16 fs/nfs/enfs/enfs_multipath.c:211:24: sparse: got int fs/nfs/enfs/enfs_multipath.c:321:5: sparse: sparse: symbol 'enfs_configure_xprt_to_clnt' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath.c:357:6: sparse: sparse: symbol 'enfs_cmp_addrs' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath.c:374:6: sparse: sparse: symbol 'enfs_xprt_addrs_is_same' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath.c:393:6: sparse: sparse: symbol 'enfs_already_have_xprt' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath.c:782:52: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct in_device *dvice @@ got struct in_device [noderef] __rcu *ip_ptr @@ fs/nfs/enfs/enfs_multipath.c:782:52: sparse: expected struct in_device *dvice fs/nfs/enfs/enfs_multipath.c:782:52: sparse: got struct in_device [noderef] __rcu *ip_ptr fs/nfs/enfs/enfs_multipath.c:785:61: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct inet6_dev *idev @@ got struct inet6_dev [noderef] __rcu *ip6_ptr @@ fs/nfs/enfs/enfs_multipath.c:785:61: sparse: expected struct inet6_dev *idev fs/nfs/enfs/enfs_multipath.c:785:61: sparse: got struct inet6_dev [noderef] __rcu *ip6_ptr fs/nfs/enfs/enfs_multipath.c:836:5: sparse: sparse: symbol 'enfs_multipath_create_thread' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath.c:925:43: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct rpc_xprt *xprt @@ got struct rpc_xprt [noderef] __rcu *cl_xprt @@ fs/nfs/enfs/enfs_multipath.c:925:43: sparse: expected struct rpc_xprt *xprt fs/nfs/enfs/enfs_multipath.c:925:43: sparse: got struct rpc_xprt [noderef] __rcu *cl_xprt fs/nfs/enfs/enfs_multipath.c:932:6: sparse: sparse: symbol 'enfs_create_multi_xprt' was not declared. Should it be static? fs/nfs/enfs/enfs_multipath.c:988:6: sparse: sparse: symbol 'enfs_release_rpc_clnt' was not declared. Should it be static? -- fs/nfs/enfs/enfs_rpc_proc.c:13:21: sparse: sparse: symbol 'enfs_procedures' was not declared. Should it be static? -- fs/nfs/enfs/exten_call.c:60:5: sparse: sparse: symbol 'NfsExtendProcInfoExtendEncode' was not declared. Should it be static? fs/nfs/enfs/exten_call.c:178:5: sparse: sparse: symbol 'NfsExtendDecodeFsShard' was not declared. Should it be static? fs/nfs/enfs/exten_call.c:263:5: sparse: sparse: symbol 'NfsExtendDecodeLifInfo' was not declared. Should it be static? fs/nfs/enfs/exten_call.c:531:5: sparse: sparse: symbol 'EnfsExtendDecodePreCheck' was not declared. Should it be static? fs/nfs/enfs/exten_call.c:542:5: sparse: sparse: symbol 'NfsExtendProcInfoExtendDecode' was not declared. Should it be static? fs/nfs/enfs/exten_call.c:597:5: sparse: sparse: symbol 'dorado_extend_route' was not declared. Should it be static? fs/nfs/enfs/exten_call.c:666:22: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct rpc_xprt *xprt @@ got struct rpc_xprt [noderef] __rcu *cl_xprt @@ fs/nfs/enfs/exten_call.c:666:22: sparse: expected struct rpc_xprt *xprt fs/nfs/enfs/exten_call.c:666:22: sparse: got struct rpc_xprt [noderef] __rcu *cl_xprt fs/nfs/enfs/exten_call.c:668:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct rpc_xprt *xprt @@ got struct rpc_xprt [noderef] __rcu *cl_xprt @@ fs/nfs/enfs/exten_call.c:668:21: sparse: expected struct rpc_xprt *xprt fs/nfs/enfs/exten_call.c:668:21: sparse: got struct rpc_xprt [noderef] __rcu *cl_xprt fs/nfs/enfs/exten_call.c:671:30: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct rpc_xprt *xprt @@ got struct rpc_xprt [noderef] __rcu *cl_xprt @@ fs/nfs/enfs/exten_call.c:671:30: sparse: expected struct rpc_xprt *xprt fs/nfs/enfs/exten_call.c:671:30: sparse: got struct rpc_xprt [noderef] __rcu *cl_xprt fs/nfs/enfs/exten_call.c:676:22: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct rpc_xprt *xprt @@ got struct rpc_xprt [noderef] __rcu *cl_xprt @@ fs/nfs/enfs/exten_call.c:676:22: sparse: expected struct rpc_xprt *xprt fs/nfs/enfs/exten_call.c:676:22: sparse: got struct rpc_xprt [noderef] __rcu *cl_xprt fs/nfs/enfs/exten_call.c:662:6: sparse: sparse: symbol 'nego_enfs_version' was not declared. Should it be static? fs/nfs/enfs/exten_call.c:955:6: sparse: sparse: symbol 'NfsExtendDnsQuerySetArgs' was not declared. Should it be static? fs/nfs/enfs/exten_call.c:966:6: sparse: sparse: symbol 'NfsExtendDnsQuerySetRes' was not declared. Should it be static? -- fs/nfs/enfs/enfs_lookup_cache.c:30:27: sparse: sparse: symbol 'enfs_lookup_cahce' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:98:6: sparse: sparse: symbol 'enfs_clean_server_lookup_cache_flag' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:112:6: sparse: sparse: symbol 'enfs_update_lookup_cache_flag_to_server' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:223:53: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct rpc_xprt *xprt @@ got struct rpc_xprt [noderef] __rcu *cl_xprt @@ fs/nfs/enfs/enfs_lookup_cache.c:223:53: sparse: expected struct rpc_xprt *xprt fs/nfs/enfs/enfs_lookup_cache.c:223:53: sparse: got struct rpc_xprt [noderef] __rcu *cl_xprt fs/nfs/enfs/enfs_lookup_cache.c:226:60: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct rpc_xprt *xprt @@ got struct rpc_xprt [noderef] __rcu *cl_xprt @@ fs/nfs/enfs/enfs_lookup_cache.c:226:60: sparse: expected struct rpc_xprt *xprt fs/nfs/enfs/enfs_lookup_cache.c:226:60: sparse: got struct rpc_xprt [noderef] __rcu *cl_xprt fs/nfs/enfs/enfs_lookup_cache.c:230:61: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct rpc_xprt *xprt @@ got struct rpc_xprt [noderef] __rcu *cl_xprt @@ fs/nfs/enfs/enfs_lookup_cache.c:230:61: sparse: expected struct rpc_xprt *xprt fs/nfs/enfs/enfs_lookup_cache.c:230:61: sparse: got struct rpc_xprt [noderef] __rcu *cl_xprt fs/nfs/enfs/enfs_lookup_cache.c:240:53: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct rpc_xprt *xprt @@ got struct rpc_xprt [noderef] __rcu *cl_xprt @@ fs/nfs/enfs/enfs_lookup_cache.c:240:53: sparse: expected struct rpc_xprt *xprt fs/nfs/enfs/enfs_lookup_cache.c:240:53: sparse: got struct rpc_xprt [noderef] __rcu *cl_xprt fs/nfs/enfs/enfs_lookup_cache.c:146:5: sparse: sparse: symbol 'enfs_query_lookup_cache' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:251:6: sparse: sparse: symbol 'enfs_query_lookup_cache_pre_check' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:269:6: sparse: sparse: symbol 'lookupcache_execute_work' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:292:6: sparse: sparse: symbol 'lookupcache_workqueue_queue_work' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:305:5: sparse: sparse: symbol 'lookupcache_add_work' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:374:6: sparse: sparse: symbol 'lookupcache_loop_rpclnt' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:423:6: sparse: sparse: symbol 'enfs_lookupcache_update_switch' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:440:5: sparse: sparse: symbol 'lookupcache_routine' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:460:5: sparse: sparse: symbol 'lookupcache_start' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:471:5: sparse: sparse: symbol 'enfs_lookupcache_workqueue_init' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:487:6: sparse: sparse: symbol 'lookupcache_workqueue_fini' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:504:5: sparse: sparse: symbol 'enfs_lookupcache_timer_init' was not declared. Should it be static? fs/nfs/enfs/enfs_lookup_cache.c:146:5: sparse: sparse: context imbalance in 'enfs_query_lookup_cache' - different lock contexts for basic block -- fs/nfs/enfs/dns_process.c:92:6: sparse: sparse: symbol 'enfs_update_domain_name' was not declared. Should it be static? fs/nfs/enfs/dns_process.c:129:6: sparse: sparse: symbol 'enfs_swap_name_cache' was not declared. Should it be static? fs/nfs/enfs/dns_process.c:148:6: sparse: sparse: symbol 'enfs_domain_inc' was not declared. Should it be static? fs/nfs/enfs/dns_process.c:217:6: sparse: sparse: symbol 'ip_list_append' was not declared. Should it be static? fs/nfs/enfs/dns_process.c:361:5: sparse: sparse: symbol 'enfs_quick_sort' was not declared. Should it be static? fs/nfs/enfs/dns_process.c:394:5: sparse: sparse: symbol 'enfs_dns_process_ip' was not declared. Should it be static? fs/nfs/enfs/dns_process.c:434:5: sparse: sparse: symbol 'enfs_server_query_dns' was not declared. Should it be static? fs/nfs/enfs/dns_process.c:494:6: sparse: sparse: symbol 'query_dns_each_name' was not declared. Should it be static? fs/nfs/enfs/dns_process.c:582:5: sparse: sparse: symbol 'enfs_iter_nfs_clnt' was not declared. Should it be static? fs/nfs/enfs/dns_process.c:669:6: sparse: sparse: symbol 'enfs_domain_for_each' was not declared. Should it be static? -- fs/nfs/enfs/shard_route.c:327:5: sparse: sparse: symbol 'enfs_query_lif_info' was not declared. Should it be static? fs/nfs/enfs/shard_route.c:434:5: sparse: sparse: symbol 'enfs_update_fsshard' was not declared. Should it be static? fs/nfs/enfs/shard_route.c:530:5: sparse: sparse: symbol 'enfs_update_lsinfo' was not declared. Should it be static? fs/nfs/enfs/shard_route.c:555:5: sparse: sparse: symbol 'enfs_update_lif_info' was not declared. Should it be static? fs/nfs/enfs/shard_route.c:639:5: sparse: sparse: symbol 'enfs_delete_shard' was not declared. Should it be static? fs/nfs/enfs/shard_route.c:776:21: sparse: sparse: symbol 'nfs3_parse_ops' was not declared. Should it be static? fs/nfs/enfs/shard_route.c:801:5: sparse: sparse: symbol 'nfs3_parse_ops_size' was not declared. Should it be static? fs/nfs/enfs/shard_route.c:858:34: sparse: sparse: cast removes address space '__rcu' of expression fs/nfs/enfs/shard_route.c:867:34: sparse: sparse: cast removes address space '__rcu' of expression fs/nfs/enfs/shard_route.c:1035:6: sparse: sparse: symbol 'check_cpuid_invalid' was not declared. Should it be static? fs/nfs/enfs/shard_route.c:1108:17: sparse: sparse: symbol 'enfs_choose_shard_xport' was not declared. Should it be static? fs/nfs/enfs/shard_route.c:1187:17: sparse: sparse: symbol 'enfs_get_shard_xport' was not declared. Should it be static? fs/nfs/enfs/shard_route.c:1741:34: sparse: sparse: cast removes address space '__rcu' of expression fs/nfs/enfs/shard_route.c:1750:34: sparse: sparse: cast removes address space '__rcu' of expression fs/nfs/enfs/shard_route.c:1954:24: sparse: sparse: symbol 'enfs_shard_ctrl_init' was not declared. Should it be static?

vim +/nfs_multipath_router_get +62 fs/nfs/enfs_adapter.c 17

18 struct enfs_adapter_ops __rcu *enfs_adapter; 19 20 static DEFINE_MUTEX(enfs_module_mutex); 21 static void *enfs_adapter_data; 22 23 void *enfs_adapter_get_data(void) 24 { 25 return enfs_adapter_data; 26 } 27 EXPORT_SYMBOL_GPL(enfs_adapter_get_data); 28 29 void enfs_adapter_set_data(void *data) 30 { 31 enfs_adapter_data = data; 32 } 33 EXPORT_SYMBOL_GPL(enfs_adapter_set_data); 34 35 int enfs_adapter_register(struct enfs_adapter_ops *ops) 36 { 37 struct enfs_adapter_ops *old; 38 39 old = cmpxchg((struct enfs_adapter_ops **)&enfs_adapter, NULL, ops); 40 if (old == NULL || old == ops) 41 return 0; 42 pr_err("ENFS: regist enfs_adapter ops %p fail. old %p\n", 43 ops, old); 44 return -EPERM; 45 } 46 EXPORT_SYMBOL_GPL(enfs_adapter_register); 47 48 int enfs_adapter_unregister(struct enfs_adapter_ops *ops) 49 { 50 struct enfs_adapter_ops *old; 51 52 old = cmpxchg((struct enfs_adapter_ops **)&enfs_adapter, ops, NULL); 53 if (old == ops || old == NULL) 54 return 0; 55 pr_err("ENFS: unregist enfs_adapter ops %p fail. old %p\n", 56 ops, 57 old); 58 return -EPERM; 59 } 60 EXPORT_SYMBOL_GPL(enfs_adapter_unregister); 61 62 struct enfs_adapter_ops *nfs_multipath_router_get(void) 63 { 64 struct enfs_adapter_ops *ops; 65 66 rcu_read_lock(); 67 ops = rcu_dereference(enfs_adapter); 68 if (ops == NULL) { 69 rcu_read_unlock(); 70 return NULL; 71 } 72 if (!try_module_get(ops->owner)) 73 ops = NULL; 74 rcu_read_unlock(); 75 return ops; 76 } 77 78 void nfs_multipath_router_put(struct enfs_adapter_ops *ops) 79 { 80 if (ops) 81 module_put(ops->owner); 82 } 83 84 bool is_valid_option(enum nfsmultipathoptions option) 85 { 86 if (option < REMOTEADDR || option >= INVALID_OPTION) { 87 pr_warn("ENFS: invalid option %d\n", 88 option); 89 return false; 90 } 91 92 return true; 93 } 94

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