From nobody Mon Oct 6 03:14:00 2025 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4D3312E5419; Fri, 25 Jul 2025 10:31:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753439508; cv=none; b=Tj6aqO0mwDftRFyZxu8DKfZ8+q2ye0hz5/EyjqETnkYS1O6l1315nHhxll2+oeyvGvKUxsLZrhpkFJbQWuFrZSUVoyalbalLxp7Su0AxjN3wIBUk3t3uLQpb5xx8+qCXxqRzlAtPsg5cS5dOJjPgroE98VQrS1mq1PGevZ1OQ1w= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753439508; c=relaxed/simple; bh=xX7/0kxJrXzy+5IQmy4XMvEQeenyvPtXZ4d6GrnAEBM=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=W0jDsvYqYrt8piwuLucqBnhBeGLOUZOs078TL/ftBdca+y+3nAFLp9gEOO59B4CfrABNJ5wklr8k+JOWo441mA12TNgY+SlqWIoVZbN4xyh58OKQJwTWE1KrXMjeT9FjQO8H7LyuFByFHDFqyVvKtx0U1kZfZq/jGRcX4zMdiYc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=MRIBnZiJ; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=W1ZBZx2p; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="MRIBnZiJ"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="W1ZBZx2p" Date: Fri, 25 Jul 2025 10:31:42 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1753439503; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=6WiWeteGv3SJkz8ejS4Q7+4ukHT2B7ji+qol5usBIp0=; b=MRIBnZiJ8MaVxJTLlAnXH3dfStGvOYBBAnQaUti/YGKs98Hq2pOzLVTcheHipLnGl1Y+3K mAps8m6NyFoqQ6l+67ijmX2HyP2qgjFCvoa+/+t4hKIwvx0x2mM744MfdRt3HnY8ZBM6kd z6gyyxVga+aRTltXocMrOP97kGWIjHBfXAknP66oVN9iYa9ayzraMgsQoZQmF6LjhfkTEk Yo24dKSgppDDwnUrzLYpXidDUze8ZUQbzlgEontzOCdihwJzC+gggltCuxK3pfaon4XcFa E0vPejHs/4Uj2/jH5ALhUtgJZ/S7LYv623c/xHskNwthOnhdWENco4kXyPA4qQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1753439503; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=6WiWeteGv3SJkz8ejS4Q7+4ukHT2B7ji+qol5usBIp0=; b=W1ZBZx2pudFOJ7S5HwHlyriU2iT3+9Ak0neGE1u7EEz4G8HcVDWQ2L1YlJ/3XDcAHYHl4B SiArNEDXiTrHpLAQ== From: "tip-bot2 for Hosung Kim" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: timers/clocksource] clocksource/drivers/exynos_mct: Set local timer interrupts as percpu Cc: Hosung Kim , Will McVicker , Daniel Lezcano , Ingo Molnar , Youngmin Nam , Peter Griffin , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20250620181719.1399856-4-willmcvicker@google.com> References: <20250620181719.1399856-4-willmcvicker@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <175343950250.1420.422151303248204742.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Precedence: bulk Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The following commit has been merged into the timers/clocksource branch of = tip: Commit-ID: f3cec54ee3bfd50b90b9f3b7110b9357be97babe Gitweb: https://git.kernel.org/tip/f3cec54ee3bfd50b90b9f3b7110b9357b= e97babe Author: Hosung Kim AuthorDate: Fri, 20 Jun 2025 11:17:06 -07:00 Committer: Ingo Molnar CommitterDate: Fri, 25 Jul 2025 12:05:39 +02:00 clocksource/drivers/exynos_mct: Set local timer interrupts as percpu To allow the CPU to handle its own clock events, we need to set the IRQF_PERCPU flag. This prevents the local timer interrupts from migrating to other CPUs. Original commit from: https://android.googlesource.com/kernel/gs/+/03267fad19f093bac979ca783094= 83e9eb3a8d16 Signed-off-by: Hosung Kim Signed-off-by: Will McVicker Signed-off-by: Daniel Lezcano Signed-off-by: Ingo Molnar Tested-by: Youngmin Nam Reviewed-by: Peter Griffin Reviewed-by: Youngmin Nam Link: https://lore.kernel.org/r/20250620181719.1399856-4-willmcvicker@googl= e.com --- drivers/clocksource/exynos_mct.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/clocksource/exynos_mct.c b/drivers/clocksource/exynos_= mct.c index 96361d5..a5ef7d6 100644 --- a/drivers/clocksource/exynos_mct.c +++ b/drivers/clocksource/exynos_mct.c @@ -596,7 +596,8 @@ static int __init exynos4_timer_interrupts(struct devic= e_node *np, irq_set_status_flags(mct_irq, IRQ_NOAUTOEN); if (request_irq(mct_irq, exynos4_mct_tick_isr, - IRQF_TIMER | IRQF_NOBALANCING, + IRQF_TIMER | IRQF_NOBALANCING | + IRQF_PERCPU, pcpu_mevt->name, pcpu_mevt)) { pr_err("exynos-mct: cannot register IRQ (cpu%d)\n", cpu);