tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: cce003012298a00277187319a2527882a18278c1 commit: 25fd62f6e8c9636272009dfcbe04fb1a260cbf8d [1474/1474] perf/x86/zhaoxin/uncore: update KX-7000 support config: x86_64-randconfig-121-20241118 (https://download.01.org/0day-ci/archive/20241121/202411210004.SQKwK1XS-lkp@i...) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241121/202411210004.SQKwK1XS-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/202411210004.SQKwK1XS-lkp@intel.com/

sparse warnings: (new ones prefixed by >>) arch/x86/events/zhaoxin/uncore.c:2426:28: sparse: sparse: symbol 'uncore_msr_cluster_uncores' was not declared. Should it be static? arch/x86/events/zhaoxin/uncore.c:2431:28: sparse: sparse: symbol 'uncore_msr_subnode_uncores' was not declared. Should it be static? arch/x86/events/zhaoxin/uncore.c:2437:28: sparse: sparse: symbol 'uncore_pci_subnode_uncores' was not declared. Should it be static? arch/x86/events/zhaoxin/uncore.c:2798:6: sparse: sparse: symbol 'kx5000_uncore_cpu_init' was not declared. Should it be static? arch/x86/events/zhaoxin/uncore.c:2807:6: sparse: sparse: symbol 'kh40000_uncore_cpu_init' was not declared. Should it be static? arch/x86/events/zhaoxin/uncore.c:2812:5: sparse: sparse: symbol 'kh40000_uncore_pci_init' was not declared. Should it be static?

...

arch/x86/events/zhaoxin/uncore.c:2828:6: sparse: sparse: symbol 'kx7000_uncore_cpu_init' was not declared. Should it be static? arch/x86/events/zhaoxin/uncore.c:2843:5: sparse: sparse: symbol 'kx7000_uncore_pci_init' was not declared. Should it be static? arch/x86/events/zhaoxin/uncore.c:2851:6: sparse: sparse: symbol 'kx7000_uncore_mmio_init' was not declared. Should it be static?

arch/x86/events/zhaoxin/uncore.c: note: in included file (through include/linux/preempt.h, include/linux/spinlock.h, include/linux/mmzone.h, ...): include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true

vim +/kx7000_uncore_cpu_init +2828 arch/x86/events/zhaoxin/uncore.c

2827

2828 void kx7000_uncore_cpu_init(void)

2829 { 2830 u64 val; 2831 int cpu; 2832 2833 uncore_msr_uncores = kx7000_msr_uncores; 2834 2835 /* clear bit 16 of MSR 0x1877 so that HIF can work normally */ 2836 for_each_present_cpu(cpu) { 2837 rdmsrl_on_cpu(cpu, 0x1877, &val); 2838 val = val & 0xfffffffffffeffffULL; 2839 wrmsrl_on_cpu(cpu, 0x1877, val); 2840 } 2841 } 2842

2843 int kx7000_uncore_pci_init(void)

2844 { 2845 uncore_pci_uncores = kx7000_pci_uncores; 2846 uncore_pci_driver = &kx7000_uncore_pci_driver; 2847 2848 return 0; 2849 } 2850

2851 void kx7000_uncore_mmio_init(void)

2852 { 2853 uncore_mmio_uncores = kx7000_mmio_uncores; 2854 } 2855