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From: anders.roxell@linaro.org (Anders Roxell)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/2] arm64: Mark PMU interrupt IRQF_NO_THREAD
Date: Tue, 21 Apr 2015 17:05:54 +0200	[thread overview]
Message-ID: <1429628755-22492-2-git-send-email-anders.roxell@linaro.org> (raw)
In-Reply-To: <1429628755-22492-1-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 195991d..7db5c84 100644
--- a/arch/arm64/kernel/perf_event.c
+++ b/arch/arm64/kernel/perf_event.c
@@ -488,7 +488,7 @@ 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

  reply	other threads:[~2015-04-21 15:05 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-21 15:05 [PATCH 0/2] arm64: make it possible to enable threadirqs Anders Roxell
2015-04-21 15:05 ` Anders Roxell [this message]
2015-04-23 10:46   ` [PATCH 1/2] arm64: Mark PMU interrupt IRQF_NO_THREAD Will Deacon
2015-04-21 15:05 ` [PATCH 2/2] arm64: Allow forced irq threading Anders Roxell

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