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Subjectarch/riscv/kernel/irq.c:49:1: sparse: sparse: symbol '__pcpu_scope_irq_stack' was not declared. Should it be static?
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: a4ab2706bb1280693e7dff1c5c42a8cb9d70c177
commit: 163e76cc6ef43b7a5e9b6e245a6d6667c9d9b4a7 riscv: stack: Support HAVE_IRQ_EXIT_ON_IRQ_STACK
date: 7 months ago
config: riscv-randconfig-r122-20231115 (https://download.01.org/0day-ci/archive/20240106/202401061149.NAyvwB2V-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20240106/202401061149.NAyvwB2V-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202401061149.NAyvwB2V-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> arch/riscv/kernel/irq.c:49:1: sparse: sparse: symbol '__pcpu_scope_irq_stack' was not declared. Should it be static?

vim +/__pcpu_scope_irq_stack +49 arch/riscv/kernel/irq.c

35
36 #ifdef CONFIG_VMAP_STACK
37 static void init_irq_stacks(void)
38 {
39 int cpu;
40 ulong *p;
41
42 for_each_possible_cpu(cpu) {
43 p = arch_alloc_vmap_stack(IRQ_STACK_SIZE, cpu_to_node(cpu));
44 per_cpu(irq_stack_ptr, cpu) = p;
45 }
46 }
47 #else
48 /* irq stack only needs to be 16 byte aligned - not IRQ_STACK_SIZE aligned. */
> 49 DEFINE_PER_CPU_ALIGNED(ulong [IRQ_STACK_SIZE/sizeof(ulong)], irq_stack);
50

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

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