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X-CSE-ConnectionGUID: cpWB15baTxySCQkMxEElkA== X-CSE-MsgGUID: r02Ndu3/QEuHTJdF32RDzg== X-IronPort-AV: E=McAfee;i="6800,10657,11780"; a="89544046" X-IronPort-AV: E=Sophos;i="6.23,223,1770624000"; d="scan'208";a="89544046" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 May 2026 09:55:00 -0700 X-CSE-ConnectionGUID: IdT6Q/ySSAycJgyIsayiSA== X-CSE-MsgGUID: PuXc59S6SyOEALsgiq+RKQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,223,1770624000"; d="scan'208";a="230422750" Received: from igk-lkp-server01.igk.intel.com (HELO bdf09bfdbd5f) ([10.211.93.152]) by fmviesa009.fm.intel.com with ESMTP; 08 May 2026 09:54:57 -0700 Received: from kbuild by bdf09bfdbd5f with local (Exim 4.98.2) (envelope-from ) id 1wLOTX-000000007Dt-2zDs; Fri, 08 May 2026 16:54:55 +0000 Date: Fri, 08 May 2026 18:54:41 +0200 From: kernel test robot To: Hannes Reinecke Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: [hare-nvme:configfs-ns 1/9] drivers/nvme/target/bpf.h:15:44: warning: declaration of 'struct nvmet_subsys_link' will not be visible outside of this function Message-ID: <202605081839.xgy4NNj4-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/hare/nvme.git configfs-ns head: 509cbb083b05db0f02a3ceea68bb093f8725a6a5 commit: 94040dcdf8d7b146f62dfb3e0156d93a9713880d [1/9] nvmet-bpf: eBPF struct_ops support for log pages config: x86_64-kexec (https://download.01.org/0day-ci/archive/20260508/202605081839.xgy4NNj4-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260508/202605081839.xgy4NNj4-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202605081839.xgy4NNj4-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/nvme/target/core.c:17: In file included from drivers/nvme/target/trace.h:19: In file included from drivers/nvme/target/nvmet.h:26: >> drivers/nvme/target/bpf.h:15:44: warning: declaration of 'struct nvmet_subsys_link' will not be visible outside of this function [-Wvisibility] 15 | static inline void nvmet_bpf_detach(struct nvmet_subsys_link *s) {} | ^ >> drivers/nvme/target/bpf.h:16:47: warning: declaration of 'struct nvmet_subsys' will not be visible outside of this function [-Wvisibility] 16 | static inline bool nvmet_bpf_supported(struct nvmet_subsys *subsys, struct nvmet_port *port) | ^ >> drivers/nvme/target/bpf.h:16:76: warning: declaration of 'struct nvmet_port' will not be visible outside of this function [-Wvisibility] 16 | static inline bool nvmet_bpf_supported(struct nvmet_subsys *subsys, struct nvmet_port *port) | ^ >> drivers/nvme/target/bpf.h:20:56: warning: declaration of 'struct nvmet_req' will not be visible outside of this function [-Wvisibility] 20 | static inline bool nvmet_bpf_log_page_supported(struct nvmet_req *req, u8 lid) | ^ drivers/nvme/target/bpf.h:24:50: warning: declaration of 'struct nvmet_subsys' will not be visible outside of this function [-Wvisibility] 24 | static inline void nvmet_bpf_get_log_page(struct nvmet_subsys *subsys, struct nvmet_req *req) | ^ drivers/nvme/target/bpf.h:24:79: warning: declaration of 'struct nvmet_req' will not be visible outside of this function [-Wvisibility] 24 | static inline void nvmet_bpf_get_log_page(struct nvmet_subsys *subsys, struct nvmet_req *req) | ^ drivers/nvme/target/bpf.h:26:9: error: call to undeclared function 'nvmet_bpf_req_complete'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 26 | return nvmet_bpf_req_complete(req, NVME_SC_INVALID_FIELD | NVME_SC_DNR); | ^ drivers/nvme/target/bpf.h:26:61: error: use of undeclared identifier 'NVME_SC_DNR' 26 | return nvmet_bpf_req_complete(req, NVME_SC_INVALID_FIELD | NVME_SC_DNR); | ^ 6 warnings and 2 errors generated. -- In file included from drivers/nvme/target/configfs.c:23: In file included from drivers/nvme/target/nvmet.h:26: >> drivers/nvme/target/bpf.h:15:44: warning: declaration of 'struct nvmet_subsys_link' will not be visible outside of this function [-Wvisibility] 15 | static inline void nvmet_bpf_detach(struct nvmet_subsys_link *s) {} | ^ >> drivers/nvme/target/bpf.h:16:47: warning: declaration of 'struct nvmet_subsys' will not be visible outside of this function [-Wvisibility] 16 | static inline bool nvmet_bpf_supported(struct nvmet_subsys *subsys, struct nvmet_port *port) | ^ >> drivers/nvme/target/bpf.h:16:76: warning: declaration of 'struct nvmet_port' will not be visible outside of this function [-Wvisibility] 16 | static inline bool nvmet_bpf_supported(struct nvmet_subsys *subsys, struct nvmet_port *port) | ^ >> drivers/nvme/target/bpf.h:20:56: warning: declaration of 'struct nvmet_req' will not be visible outside of this function [-Wvisibility] 20 | static inline bool nvmet_bpf_log_page_supported(struct nvmet_req *req, u8 lid) | ^ drivers/nvme/target/bpf.h:24:50: warning: declaration of 'struct nvmet_subsys' will not be visible outside of this function [-Wvisibility] 24 | static inline void nvmet_bpf_get_log_page(struct nvmet_subsys *subsys, struct nvmet_req *req) | ^ drivers/nvme/target/bpf.h:24:79: warning: declaration of 'struct nvmet_req' will not be visible outside of this function [-Wvisibility] 24 | static inline void nvmet_bpf_get_log_page(struct nvmet_subsys *subsys, struct nvmet_req *req) | ^ drivers/nvme/target/bpf.h:26:9: error: call to undeclared function 'nvmet_bpf_req_complete'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 26 | return nvmet_bpf_req_complete(req, NVME_SC_INVALID_FIELD | NVME_SC_DNR); | ^ drivers/nvme/target/bpf.h:26:61: error: use of undeclared identifier 'NVME_SC_DNR' 26 | return nvmet_bpf_req_complete(req, NVME_SC_INVALID_FIELD | NVME_SC_DNR); | ^ drivers/nvme/target/configfs.c:1114:19: error: incompatible pointer types passing 'struct nvmet_subsys_link *' to parameter of type 'struct nvmet_subsys_link *' [-Werror,-Wincompatible-pointer-types] 1114 | nvmet_bpf_detach(p); | ^ drivers/nvme/target/bpf.h:15:63: note: passing argument to parameter 's' here 15 | static inline void nvmet_bpf_detach(struct nvmet_subsys_link *s) {} | ^ 6 warnings and 3 errors generated. -- In file included from drivers/nvme/target/admin-cmd.c:13: In file included from drivers/nvme/target/nvmet.h:26: >> drivers/nvme/target/bpf.h:15:44: warning: declaration of 'struct nvmet_subsys_link' will not be visible outside of this function [-Wvisibility] 15 | static inline void nvmet_bpf_detach(struct nvmet_subsys_link *s) {} | ^ >> drivers/nvme/target/bpf.h:16:47: warning: declaration of 'struct nvmet_subsys' will not be visible outside of this function [-Wvisibility] 16 | static inline bool nvmet_bpf_supported(struct nvmet_subsys *subsys, struct nvmet_port *port) | ^ >> drivers/nvme/target/bpf.h:16:76: warning: declaration of 'struct nvmet_port' will not be visible outside of this function [-Wvisibility] 16 | static inline bool nvmet_bpf_supported(struct nvmet_subsys *subsys, struct nvmet_port *port) | ^ >> drivers/nvme/target/bpf.h:20:56: warning: declaration of 'struct nvmet_req' will not be visible outside of this function [-Wvisibility] 20 | static inline bool nvmet_bpf_log_page_supported(struct nvmet_req *req, u8 lid) | ^ drivers/nvme/target/bpf.h:24:50: warning: declaration of 'struct nvmet_subsys' will not be visible outside of this function [-Wvisibility] 24 | static inline void nvmet_bpf_get_log_page(struct nvmet_subsys *subsys, struct nvmet_req *req) | ^ drivers/nvme/target/bpf.h:24:79: warning: declaration of 'struct nvmet_req' will not be visible outside of this function [-Wvisibility] 24 | static inline void nvmet_bpf_get_log_page(struct nvmet_subsys *subsys, struct nvmet_req *req) | ^ drivers/nvme/target/bpf.h:26:9: error: call to undeclared function 'nvmet_bpf_req_complete'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 26 | return nvmet_bpf_req_complete(req, NVME_SC_INVALID_FIELD | NVME_SC_DNR); | ^ drivers/nvme/target/bpf.h:26:61: error: use of undeclared identifier 'NVME_SC_DNR' 26 | return nvmet_bpf_req_complete(req, NVME_SC_INVALID_FIELD | NVME_SC_DNR); | ^ drivers/nvme/target/admin-cmd.c:224:26: error: incompatible pointer types passing 'struct nvmet_subsys *' to parameter of type 'struct nvmet_subsys *' [-Werror,-Wincompatible-pointer-types] 224 | if (nvmet_bpf_supported(ctrl->subsys, req->port)) { | ^~~~~~~~~~~~ drivers/nvme/target/bpf.h:16:61: note: passing argument to parameter 'subsys' here 16 | static inline bool nvmet_bpf_supported(struct nvmet_subsys *subsys, struct nvmet_port *port) | ^ drivers/nvme/target/admin-cmd.c:224:40: error: incompatible pointer types passing 'struct nvmet_port *' to parameter of type 'struct nvmet_port *' [-Werror,-Wincompatible-pointer-types] 224 | if (nvmet_bpf_supported(ctrl->subsys, req->port)) { | ^~~~~~~~~ drivers/nvme/target/bpf.h:16:88: note: passing argument to parameter 'port' here 16 | static inline bool nvmet_bpf_supported(struct nvmet_subsys *subsys, struct nvmet_port *port) | ^ drivers/nvme/target/admin-cmd.c:228:37: error: incompatible pointer types passing 'struct nvmet_req *' to parameter of type 'struct nvmet_req *' [-Werror,-Wincompatible-pointer-types] 228 | if (nvmet_bpf_log_page_supported(req, i)) | ^~~ drivers/nvme/target/bpf.h:20:67: note: passing argument to parameter 'req' here 20 | static inline bool nvmet_bpf_log_page_supported(struct nvmet_req *req, u8 lid) | ^ drivers/nvme/target/admin-cmd.c:626:26: error: incompatible pointer types passing 'struct nvmet_subsys *' to parameter of type 'struct nvmet_subsys *' [-Werror,-Wincompatible-pointer-types] 626 | if (nvmet_bpf_supported(ctrl->subsys, req->port) && | ^~~~~~~~~~~~ drivers/nvme/target/bpf.h:16:61: note: passing argument to parameter 'subsys' here 16 | static inline bool nvmet_bpf_supported(struct nvmet_subsys *subsys, struct nvmet_port *port) | ^ drivers/nvme/target/admin-cmd.c:626:40: error: incompatible pointer types passing 'struct nvmet_port *' to parameter of type 'struct nvmet_port *' [-Werror,-Wincompatible-pointer-types] 626 | if (nvmet_bpf_supported(ctrl->subsys, req->port) && | ^~~~~~~~~ drivers/nvme/target/bpf.h:16:88: note: passing argument to parameter 'port' here 16 | static inline bool nvmet_bpf_supported(struct nvmet_subsys *subsys, struct nvmet_port *port) | ^ drivers/nvme/target/admin-cmd.c:627:35: error: incompatible pointer types passing 'struct nvmet_req *' to parameter of type 'struct nvmet_req *' [-Werror,-Wincompatible-pointer-types] 627 | nvmet_bpf_log_page_supported(req, lid)) | ^~~ drivers/nvme/target/bpf.h:20:67: note: passing argument to parameter 'req' here 20 | static inline bool nvmet_bpf_log_page_supported(struct nvmet_req *req, u8 lid) | ^ drivers/nvme/target/admin-cmd.c:628:33: error: incompatible pointer types passing 'struct nvmet_subsys *' to parameter of type 'struct nvmet_subsys *' [-Werror,-Wincompatible-pointer-types] 628 | return nvmet_bpf_get_log_page(ctrl->subsys, req); | ^~~~~~~~~~~~ drivers/nvme/target/bpf.h:24:64: note: passing argument to parameter 'subsys' here 24 | static inline void nvmet_bpf_get_log_page(struct nvmet_subsys *subsys, struct nvmet_req *req) | ^ drivers/nvme/target/admin-cmd.c:628:47: error: incompatible pointer types passing 'struct nvmet_req *' to parameter of type 'struct nvmet_req *' [-Werror,-Wincompatible-pointer-types] 628 | return nvmet_bpf_get_log_page(ctrl->subsys, req); | ^~~ drivers/nvme/target/bpf.h:24:90: note: passing argument to parameter 'req' here 24 | static inline void nvmet_bpf_get_log_page(struct nvmet_subsys *subsys, struct nvmet_req *req) | ^ 6 warnings and 10 errors generated. vim +15 drivers/nvme/target/bpf.h 8 9 void nvmet_bpf_detach(struct nvmet_subsys_link *s); 10 bool nvmet_bpf_supported(struct nvmet_subsys *subsys, struct nvmet_port *port); 11 bool nvmet_bpf_log_page_supported(struct nvmet_req *req, u8 lid); 12 void nvmet_bpf_get_log_page(struct nvmet_subsys *subsys, struct nvmet_req *req); 13 int __init nvmet_bpf_struct_ops_init(void); 14 #else > 15 static inline void nvmet_bpf_detach(struct nvmet_subsys_link *s) {} > 16 static inline bool nvmet_bpf_supported(struct nvmet_subsys *subsys, struct nvmet_port *port) 17 { 18 return false; 19 } > 20 static inline bool nvmet_bpf_log_page_supported(struct nvmet_req *req, u8 lid) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki