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authorThomas Gleixner <tglx@linutronix.de>2013-08-14 11:07:47 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2013-08-20 00:12:23 +0100
commitd9c3365b5dcfcd4c782359b182e5cf9ec7ad94fa (patch)
tree4e12521a551158ec261f90e16332c9410a866a1e
parent8947c09d05da9f0436f423518f449beaa5ea1bdc (diff)
downloadop-kernel-dev-d9c3365b5dcfcd4c782359b182e5cf9ec7ad94fa.zip
op-kernel-dev-d9c3365b5dcfcd4c782359b182e5cf9ec7ad94fa.tar.gz
ARM: 7813/1: Mark pmu interupt IRQF_NO_THREAD
PMU interrupts must not be threaded. Acked-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
-rw-r--r--arch/arm/kernel/perf_event_cpu.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/kernel/perf_event_cpu.c b/arch/arm/kernel/perf_event_cpu.c
index aebe0e9..8d6147b 100644
--- 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",
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