tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: c02455c4cce8052f74fc11c09e9073c01c7f33a4 commit: 18e360871c3f648ecb0d8cc9b23fd4268a64c17f [2411/2411] add enfs feature config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20250629/202506290538.Adg4qVrg-lkp@i...) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) rustc: rustc 1.73.0 (cc66ad468 2023-10-03) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250629/202506290538.Adg4qVrg-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/202506290538.Adg4qVrg-lkp@intel.com/ All warnings (new ones prefixed by >>):

...

fs/nfs/dir.c:1498:6: warning: no previous prototype for function 'nfs_check_have_lookup_cache_flag' [-Wmissing-prototypes] 1498 | bool nfs_check_have_lookup_cache_flag(struct nfs_server *server, int flag) | ^ fs/nfs/dir.c:1498:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 1498 | bool nfs_check_have_lookup_cache_flag(struct nfs_server *server, int flag) | ^ | static 1 warning generated.

vim +/nfs_check_have_lookup_cache_flag +1498 fs/nfs/dir.c 1497

1498 bool nfs_check_have_lookup_cache_flag(struct nfs_server *server, int flag) 1499 { 1500 #if IS_ENABLED(CONFIG_ENFS) 1501 return enfs_check_have_lookup_cache_flag(server, flag); 1502 #else 1503 return (server->flags & NFS_MOUNT_LOOKUP_CACHE_NONE); 1504 #endif 1505 } 1506

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