From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anders Roxell Subject: [PATCHv2 1/3] arm64: Mark PMU interrupt IRQF_NO_THREAD Date: Mon, 27 Apr 2015 22:53:08 +0200 Message-ID: <1430167990-12333-2-git-send-email-anders.roxell@linaro.org> References: <1430167990-12333-1-git-send-email-anders.roxell@linaro.org> Cc: linux-rt-users@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kevin.hilman@linaro.org, Anders Roxell To: bigeasy@linutronix.de, ayyappa.ch.linux@gmail.com Return-path: Received: from mail-la0-f45.google.com ([209.85.215.45]:34005 "EHLO mail-la0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965140AbbD0Uxv (ORCPT ); Mon, 27 Apr 2015 16:53:51 -0400 Received: by laat2 with SMTP id t2so89516571laa.1 for ; Mon, 27 Apr 2015 13:53:50 -0700 (PDT) In-Reply-To: <1430167990-12333-1-git-send-email-anders.roxell@linaro.org> Sender: linux-rt-users-owner@vger.kernel.org List-ID: 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 Signed-off-by: Anders Roxell --- 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