disable kernel build waring

hc

2024-05-10 093a6c67005148ae32a5c9e4553491b9f5c2457b

 kernel/include/linux/kernel_stat.h
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@@ -73,10 +73,28 @@
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 /*
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  * Number of interrupts per cpu, since bootup
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  */
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-static inline unsigned int kstat_cpu_irqs_sum(unsigned int cpu)
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+static inline unsigned long kstat_cpu_irqs_sum(unsigned int cpu)
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 {
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 	return kstat_cpu(cpu).irqs_sum;
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 }
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+
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+#ifdef CONFIG_VIRT_CPU_ACCOUNTING_GEN
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+extern u64 kcpustat_field(struct kernel_cpustat *kcpustat,
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+			  enum cpu_usage_stat usage, int cpu);
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+extern void kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu);
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+#else
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+static inline u64 kcpustat_field(struct kernel_cpustat *kcpustat,
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+				 enum cpu_usage_stat usage, int cpu)
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+{
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+	return kcpustat->cpustat[usage];
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+}
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+
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+static inline void kcpustat_cpu_fetch(struct kernel_cpustat *dst, int cpu)
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+{
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+	*dst = kcpustat_cpu(cpu);
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+}
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+
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+#endif
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 extern void account_user_time(struct task_struct *, u64);
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 extern void account_guest_time(struct task_struct *, u64);
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@@ -85,6 +103,7 @@
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 				      enum cpu_usage_stat);
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 extern void account_steal_time(u64);
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 extern void account_idle_time(u64);
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+extern u64 get_idle_time(struct kernel_cpustat *kcs, int cpu);
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 #ifdef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE
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 static inline void account_process_tick(struct task_struct *tsk, int user)