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genirq: Force interrupt threading on RT
Switch force_irqthreads from a boot time modifiable variable to a compile time constant when CONFIG_PREEMPT_RT is enabled. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lkml.kernel.org/r/20190816160923.12855-1-bigeasy@linutronix.de
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2 changed files with 5 additions and 1 deletions
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@ -472,7 +472,11 @@ extern int irq_set_irqchip_state(unsigned int irq, enum irqchip_irq_state which,
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bool state);
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#ifdef CONFIG_IRQ_FORCED_THREADING
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# ifdef CONFIG_PREEMPT_RT
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# define force_irqthreads (true)
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# else
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extern bool force_irqthreads;
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# endif
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#else
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#define force_irqthreads (0)
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#endif
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@ -23,7 +23,7 @@
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#include "internals.h"
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#ifdef CONFIG_IRQ_FORCED_THREADING
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#if defined(CONFIG_IRQ_FORCED_THREADING) && !defined(CONFIG_PREEMPT_RT)
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__read_mostly bool force_irqthreads;
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EXPORT_SYMBOL_GPL(force_irqthreads);
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