From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: linux-kernel@vger.kernel.org
Cc: Thomas Gleixner <tglx@linutronix.de>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Subject: [PATCH] genirq: Force interrupt thread on RT
Date: Fri, 16 Aug 2019 18:09:23 +0200 [thread overview]
Message-ID: <20190816160923.12855-1-bigeasy@linutronix.de> (raw)
From: Thomas Gleixner <tglx@linutronix.de>
Force threaded_irqs and optimize the code (force_irqthreads) in regard
to this.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
---
include/linux/interrupt.h | 4 ++++
kernel/irq/manage.c | 2 +-
2 files changed, 5 insertions(+), 1 deletion(-)
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -473,7 +473,11 @@ extern int irq_set_irqchip_state(unsigne
bool state);
#ifdef CONFIG_IRQ_FORCED_THREADING
+# ifdef CONFIG_PREEMPT_RT
+# define force_irqthreads (true)
+# else
extern bool force_irqthreads;
+# endif
#else
#define force_irqthreads (0)
#endif
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -23,7 +23,7 @@
#include "internals.h"
-#ifdef CONFIG_IRQ_FORCED_THREADING
+#if defined(CONFIG_IRQ_FORCED_THREADING) && !defined(CONFIG_PREEMPT_RT)
__read_mostly bool force_irqthreads;
EXPORT_SYMBOL_GPL(force_irqthreads);
next reply other threads:[~2019-08-16 16:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-16 16:09 Sebastian Andrzej Siewior [this message]
2019-08-19 13:49 ` [tip:irq/core] genirq: Force interrupt threading " tip-bot for Thomas Gleixner
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