ARM: 7813/1: Mark pmu interupt IRQF_NO_THREAD

KAGA-KOKO · Russell King · commit d9c3365b5dcf · 2013-08-20T00:12:23.000+01:00
PMU interrupts must not be threaded.

Acked-by: Will Deacon &lt;will.deacon@arm.com&gt;
Signed-off-by: Thomas Gleixner &lt;tglx@linutronix.de&gt;
Signed-off-by: Sebastian Andrzej Siewior &lt;bigeasy@linutronix.de&gt;
Signed-off-by: Russell King &lt;rmk+kernel@arm.linux.org.uk&gt;
diff --git a/arch/arm/kernel/perf_event_cpu.c b/arch/arm/kernel/perf_event_cpu.c
@@ -118,7 +118,8 @@ static int cpu_pmu_request_irq(struct arm_pmu *cpu_pmu, irq_handler_t handler)
 			continue;
 		}
 
-		err = request_irq(irq, handler, IRQF_NOBALANCING, "arm-pmu",
+		err = request_irq(irq, handler,
+				  IRQF_NOBALANCING | IRQF_NO_THREAD, "arm-pmu",
 				  cpu_pmu);
 		if (err) {
 			pr_err("unable to request IRQ%d for ARM PMU counters\n",

Original file line number	Diff line number	Diff line change
`@@ -118,7 +118,8 @@ static int cpu_pmu_request_irq(struct arm_pmu *cpu_pmu, irq_handler_t handler)`
`118`	`118`	`continue;`
`119`	`119`	`}`
`120`	`120`
`121`		`- err = request_irq(irq, handler, IRQF_NOBALANCING, "arm-pmu",`
	`121`	`+ err = request_irq(irq, handler,`
	`122`	`+ IRQF_NOBALANCING \| IRQF_NO_THREAD, "arm-pmu",`
`122`	`123`	`cpu_pmu);`
`123`	`124`	`if (err) {`
`124`	`125`	`pr_err("unable to request IRQ%d for ARM PMU counters\n",`