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charset=us-ascii Content-Disposition: inline In-Reply-To: <20250301182310.6832-1-maddy@linux.ibm.com> Hi Madhavan, kernel test robot noticed the following build errors: [auto build test ERROR on powerpc/next] [also build test ERROR on powerpc/fixes linus/master v6.14-rc4 next-20250228] [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/Madhavan-Srinivasan/powerpc-perf-hv-24x7-Avoid-loading-hv-24x7-during-dump-kernel/20250302-022531 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next patch link: https://lore.kernel.org/r/20250301182310.6832-1-maddy%40linux.ibm.com patch subject: [PATCH v2 1/4] powerpc/perf/core-book3s: Avoid loading platform pmu driver during dump kernel config: powerpc64-randconfig-001-20250302 (https://download.01.org/0day-ci/archive/20250302/202503021712.eVdjymsT-lkp@intel.com/config) compiler: powerpc64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250302/202503021712.eVdjymsT-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/202503021712.eVdjymsT-lkp@intel.com/ All errors (new ones prefixed by >>): arch/powerpc/perf/core-book3s.c: In function 'init_ppc64_pmu': >> arch/powerpc/perf/core-book3s.c:2599:13: error: implicit declaration of function 'is_kdump_kernel' [-Wimplicit-function-declaration] 2599 | if (is_kdump_kernel() || is_fadump_active()) | ^~~~~~~~~~~~~~~ vim +/is_kdump_kernel +2599 arch/powerpc/perf/core-book3s.c 2587 2588 static int __init init_ppc64_pmu(void) 2589 { 2590 if (cpu_has_feature(CPU_FTR_HVMODE) && pmu_override) { 2591 pr_warn("disabling perf due to pmu_override= command line option.\n"); 2592 on_each_cpu(do_pmu_override, NULL, 1); 2593 return 0; 2594 } 2595 2596 /* 2597 * If the dump kernel is active, skip loading these drivers 2598 */ > 2599 if (is_kdump_kernel() || is_fadump_active()) 2600 return 0; 2601 2602 /* run through all the pmu drivers one at a time */ 2603 if (!init_power5_pmu()) 2604 return 0; 2605 else if (!init_power5p_pmu()) 2606 return 0; 2607 else if (!init_power6_pmu()) 2608 return 0; 2609 else if (!init_power7_pmu()) 2610 return 0; 2611 else if (!init_power8_pmu()) 2612 return 0; 2613 else if (!init_power9_pmu()) 2614 return 0; 2615 else if (!init_power10_pmu()) 2616 return 0; 2617 else if (!init_power11_pmu()) 2618 return 0; 2619 else if (!init_ppc970_pmu()) 2620 return 0; 2621 else 2622 return init_generic_compat_pmu(); 2623 } 2624 early_initcall(init_ppc64_pmu); 2625 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki