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d="scan'208";a="799984120" Received: from lkp-server02.sh.intel.com (HELO b07ab15da5fe) ([10.239.97.151]) by orsmga008.jf.intel.com with ESMTP; 05 Dec 2023 06:15:19 -0800 Received: from kbuild by b07ab15da5fe with local (Exim 4.96) (envelope-from ) id 1rAWCi-000994-33; Tue, 05 Dec 2023 14:15:16 +0000 Date: Tue, 5 Dec 2023 22:14:51 +0800 From: kernel test robot To: Sourabh Jain , linuxppc-dev@ozlabs.org Subject: Re: [PATCH v13 5/6] powerpc: add crash CPU hotplug support Message-ID: <202312052234.Oinhx3bT-lkp@intel.com> References: <20231204053253.25305-6-sourabhjain@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231204053253.25305-6-sourabhjain@linux.ibm.com> X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: David Hildenbrand , Dave Hansen , Mimi Zohar , Linux Memory Management List , Eric DeVolder , Thomas Gleixner , Valentin Schneider , Baoquan He , x86@kernel.org, Laurent Dufour , Dave Young , Vivek Goyal , Borislav Petkov , oe-kbuild-all@lists.linux.dev, Boris Ostrovsky , Hari Bathini , Oscar Salvador , Greg Kroah-Hartman , kexec@lists.infradead.org, Mahesh Salgaonkar , Sourabh Jain , Akhil Raj , Andrew Morton Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Hi Sourabh, kernel test robot noticed the following build errors: [auto build test ERROR on powerpc/next] [also build test ERROR on powerpc/fixes tip/x86/core akpm-mm/mm-everything linus/master v6.7-rc4 next-20231205] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Sourabh-Jain/crash-make-CPU-and-Memory-hotplug-support-reporting-flexible/20231204-143305 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next patch link: https://lore.kernel.org/r/20231204053253.25305-6-sourabhjain%40linux.ibm.com patch subject: [PATCH v13 5/6] powerpc: add crash CPU hotplug support config: powerpc64-randconfig-001-20231205 (https://download.01.org/0day-ci/archive/20231205/202312052234.Oinhx3bT-lkp@intel.com/config) compiler: powerpc64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231205/202312052234.Oinhx3bT-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/202312052234.Oinhx3bT-lkp@intel.com/ All errors (new ones prefixed by >>): arch/powerpc/kexec/file_load_64.c: In function 'kexec_extra_fdt_size_ppc64': >> arch/powerpc/kexec/file_load_64.c:953:52: error: 'threads_per_core' undeclared (first use in this function) 953 | possible_cpu_nodes = num_possible_cpus() / threads_per_core; | ^~~~~~~~~~~~~~~~ arch/powerpc/kexec/file_load_64.c:953:52: note: each undeclared identifier is reported only once for each function it appears in vim +/threads_per_core +953 arch/powerpc/kexec/file_load_64.c 915 916 // Budget some space for the password blob. There's already extra space 917 // for the key name 918 if (plpks_is_available()) 919 extra_size += (unsigned int)plpks_get_passwordlen(); 920 921 if (image->type != KEXEC_TYPE_CRASH) 922 return extra_size; 923 924 /* 925 * For kdump kernel, account for linux,usable-memory and 926 * linux,drconf-usable-memory properties. Get an approximate on the 927 * number of usable memory entries and use for FDT size estimation. 928 */ 929 if (drmem_lmb_size()) { 930 usm_entries = ((memory_hotplug_max() / drmem_lmb_size()) + 931 (2 * (resource_size(&crashk_res) / drmem_lmb_size()))); 932 extra_size += (unsigned int)(usm_entries * sizeof(u64)); 933 } 934 935 /* 936 * Get the number of CPU nodes in the current DT. This allows to 937 * reserve places for CPU nodes added since the boot time. 938 */ 939 cpu_nodes = 0; 940 for_each_node_by_type(dn, "cpu") { 941 cpu_nodes++; 942 } 943 944 if (cpu_nodes > boot_cpu_node_count) 945 extra_size += (cpu_nodes - boot_cpu_node_count) * cpu_node_size(); 946 947 #ifdef CONFIG_CRASH_HOTPLUG 948 /* 949 * Make sure enough space is reserved to accommodate possible CPU nodes 950 * in the crash FDT. This allows packing possible CPU nodes which are 951 * not yet present in the system without regenerating the entire FDT. 952 */ > 953 possible_cpu_nodes = num_possible_cpus() / threads_per_core; 954 if (image->type == KEXEC_TYPE_CRASH && possible_cpu_nodes > cpu_nodes) 955 extra_size += (possible_cpu_nodes - cpu_nodes) * cpu_node_size(); 956 #endif 957 958 return extra_size; 959 } 960 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki