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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , vmukunda Subject: Re: [PATCH net] octeontx2-af: Fix npc_delete_flow counter read for cn20k Message-ID: <202610240855.NijJJoJD-lkp@intel.com> References: <20261023100112.3402726-1-vmukunda@marvell.com> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261023100112.3402726-1-vmukunda@marvell.com> Hi vmukunda, kernel test robot noticed the following build warnings: [auto build test WARNING on net/main] url: https://github.com/intel-lab-lkp/linux/commits/vmukunda/octeontx2-af-Fix-npc_delete_flow-counter-read-for-cn20k/20261023-100112 base: net/main patch link: https://lore.kernel.org/r/20261023100112.3402726-1-vmukunda%40marvell.com patch subject: [PATCH net] octeontx2-af: Fix npc_delete_flow counter read for cn20k config: s390-allyesconfig (https://download.01.org/0day-ci/archive/20261024/202610240855.NijJJoJD-lkp@intel.com/config) compiler: s390-linux-gcc (GCC) 16.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261024/202610240855.NijJJoJD-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/202610240855.NijJJoJD-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/net/ethernet/marvell/octeontx2/af/rvu.h:13, from drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c:11: drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c: In function 'rvu_mbox_handler_npc_delete_flow': drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c:1962:58: error: 'rvu_pdev' undeclared (first use in this function) 1962 | if (blkaddr && !is_cn20k(rvu_pdev)) | ^~~~~~~~ include/linux/soc/marvell/silicons.h:22:41: note: in definition of macro 'is_cn20k' 22 | #define is_cn20k(pdev) ((void)(pdev), 0) | ^~~~ drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c:1962:58: note: each undeclared identifier is reported only once for each function it appears in include/linux/soc/marvell/silicons.h:22:41: note: in definition of macro 'is_cn20k' 22 | #define is_cn20k(pdev) ((void)(pdev), 0) | ^~~~ >> include/linux/soc/marvell/silicons.h:22:46: warning: left-hand operand of comma expression has no effect [-Wunused-value] 22 | #define is_cn20k(pdev) ((void)(pdev), 0) | ^ drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c:1962:49: note: in expansion of macro 'is_cn20k' 1962 | if (blkaddr && !is_cn20k(rvu_pdev)) | ^~~~~~~~ vim +22 include/linux/soc/marvell/silicons.h 25d51ebf0f54f9 Subbaraya Sundeep 2025-06-11 12 25d51ebf0f54f9 Subbaraya Sundeep 2025-06-11 13 #define CN20K_CHIPID 0x20 25d51ebf0f54f9 Subbaraya Sundeep 2025-06-11 14 /* 25d51ebf0f54f9 Subbaraya Sundeep 2025-06-11 15 * Silicon check for CN20K family 25d51ebf0f54f9 Subbaraya Sundeep 2025-06-11 16 */ 25d51ebf0f54f9 Subbaraya Sundeep 2025-06-11 17 static inline bool is_cn20k(struct pci_dev *pdev) 25d51ebf0f54f9 Subbaraya Sundeep 2025-06-11 18 { 25d51ebf0f54f9 Subbaraya Sundeep 2025-06-11 19 return (pdev->subsystem_device & 0xFF) == CN20K_CHIPID; 25d51ebf0f54f9 Subbaraya Sundeep 2025-06-11 20 } 25d51ebf0f54f9 Subbaraya Sundeep 2025-06-11 21 #else 25d51ebf0f54f9 Subbaraya Sundeep 2025-06-11 @22 #define is_cn20k(pdev) ((void)(pdev), 0) 25d51ebf0f54f9 Subbaraya Sundeep 2025-06-11 23 #endif 25d51ebf0f54f9 Subbaraya Sundeep 2025-06-11 24 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki