From: anders.roxell@linaro.org (Anders Roxell)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCHv2 1/3] arm64: Mark PMU interrupt IRQF_NO_THREAD
Date: Mon, 27 Apr 2015 22:53:08 +0200 [thread overview]
Message-ID: <1430167990-12333-2-git-send-email-anders.roxell@linaro.org> (raw)
In-Reply-To: <1430167990-12333-1-git-send-email-anders.roxell@linaro.org>
Mark the PMU interrupts as non-threadable, as is the case with
arch/arm: d9c3365 ARM: 7813/1: Mark pmu interupt IRQF_NO_THREAD
Suggested-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Anders Roxell <anders.roxell@linaro.org>
---
arch/arm64/kernel/perf_event.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c
index aa29ecb..70dcde6 100644
--- a/arch/arm64/kernel/perf_event.c
+++ b/arch/arm64/kernel/perf_event.c
@@ -461,7 +461,7 @@ armpmu_reserve_hardware(struct arm_pmu *armpmu)
}
err = request_irq(irq, armpmu->handle_irq,
- IRQF_NOBALANCING,
+ IRQF_NOBALANCING | IRQF_NO_THREAD,
"arm-pmu", armpmu);
if (err) {
pr_err("unable to request IRQ%d for ARM PMU counters\n",
--
2.1.4
next prev parent reply other threads:[~2015-04-27 20:53 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-27 20:53 [PATCHv2 0/3] Enable PREEMPT_RT_FULL on arm64 Anders Roxell
2015-04-27 20:53 ` Anders Roxell [this message]
2015-05-14 15:39 ` [PATCHv2 1/3] arm64: Mark PMU interrupt IRQF_NO_THREAD Sebastian Andrzej Siewior
2015-05-14 15:42 ` Will Deacon
2015-05-14 17:09 ` Kevin Hilman
2015-05-14 17:10 ` Will Deacon
2015-05-14 17:19 ` Kevin Hilman
2015-05-14 17:24 ` Catalin Marinas
2015-04-27 20:53 ` [PATCHv2 2/3] arm64: Allow forced irq threading Anders Roxell
2015-05-14 15:40 ` Sebastian Andrzej Siewior
2015-04-27 20:53 ` [PATCHv2 3/3] arch/arm64: Enable PREEMPT_RT_FULL Anders Roxell
2015-05-14 15:57 ` Sebastian Andrzej Siewior
2015-05-15 12:08 ` Anders Roxell
2015-05-18 7:18 ` Sebastian Andrzej Siewior
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