rk3568 rt init

hc

2023-11-06 e3e12f52b214121840b44c91de5b3e5af5d3eb84

 kernel/arch/sparc/kernel/irq_64.c
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@@ -854,6 +854,7 @@
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 	set_irq_regs(old_regs);
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 }
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+#ifndef CONFIG_PREEMPT_RT_FULL
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 void do_softirq_own_stack(void)
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 {
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 	void *orig_sp, *sp = softirq_stack[smp_processor_id()];
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@@ -868,6 +869,7 @@
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 	__asm__ __volatile__("mov %0, %%sp"
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 			     : : "r" (orig_sp));
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 }
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+#endif
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 #ifdef CONFIG_HOTPLUG_CPU
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 void fixup_irqs(void)