From nobody Mon Oct 6 08:28:01 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 6D8D5274B47; Wed, 23 Jul 2025 07:17:31 +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=1753255053; cv=none; b=NqVuaFAkkES4hOEC58HWvolhnYbLC+xu0PldVDfVDLQKfNdoYpFC6olJSq5n8bsF40Y4eXULjh6DqNfA43PCvf/dhmdMsMFaj4uaFu4TivD3Xz+5ErcSspnlLj5HoXqpdd8xvHAQUudOv/jM7fs39QxaT87K7q/GoV1mvvdSA1I= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753255053; c=relaxed/simple; bh=yd+JHZvbbPV50+GxXJg2SPdPIRgn4l68mUOsztc9l0w=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=eHSpWAjFlBJQAiUvA/VveoJs9TK+ow6UIZaJP1ISVN2vt49fQggtufc5yrc7ICwYA6oK7EIfLDFW8mv6hkxZNbtLUXzlrYhNp4Hgct1eAMxp1Gry5VJ1Oq0KFWEPLES3ps/RfFodOdkuTagxsVJkA/E95H4HjoI+fqfJfsVBDbk= 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=VatBvul1; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=M9fG79Gc; 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="VatBvul1"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="M9fG79Gc" Date: Wed, 23 Jul 2025 07:17:28 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1753255049; 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=WfEpNv3FAbLjWw/QX/MJlyiPaIDqYVhkfDS4rtSK59w=; b=VatBvul1EqhC+8B2qOv+tuWB+E/sTWjCZ8z3MAMN3L4HHFOxo9N1Syiset49tzkL9kXFQN AskwN1iynIZK+ilEwxeTCRsAyO4ft4X3GfeJrk9gxsqbLNbIdbgJiLsFb47pkPcUvVZ9ie 4IEw+28Qe/ciAi17RT6K10HggWC36z4xrfxwFVab6F0khTJTVLjIyootjyyyt5eiMnzthC fzsLqQxOCoAUjmkEDMZ2NMj5W4pteCwsmfBbSiz4bOHXTEmn+c3c3Y6MuKBw/CihzdBNex hbYadqaNjP/iE2Fj8cExl6JYcBeWjgLfSzRPBxArLRep4cjer9/UlGOGAO+U/g== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1753255049; 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=WfEpNv3FAbLjWw/QX/MJlyiPaIDqYVhkfDS4rtSK59w=; b=M9fG79Gca7xWiaVNCP0gRNPlsYF2f5MwSyzHPpEUUPw4EQsfYWg0qtXRkhhzQ+Ko9w2tDt +K1HDNgr2HZLmGDQ== 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 , Peter Griffin , Youngmin Nam , Will McVicker , Daniel Lezcano , 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: <175325504872.1420.16470158595930821063.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: 10934da577f627a97db18cf05dbe0c3c1b4a68d6 Gitweb: https://git.kernel.org/tip/10934da577f627a97db18cf05dbe0c3c1= b4a68d6 Author: Hosung Kim AuthorDate: Fri, 20 Jun 2025 11:17:06 -07:00 Committer: Daniel Lezcano CommitterDate: Tue, 15 Jul 2025 13:00:50 +02:00 clocksource/drivers/exynos_mct: Set local timer interrupts as percpu To allow the CPU to handle it's own clock events, we need to set the IRQF_PERCPU flag. This prevents the local timer interrupts from migrating to other CPUs. Signed-off-by: Hosung Kim [Original commit from https://android.googlesource.com/kernel/gs/+/03267fad= 19f093bac979ca78309483e9eb3a8d16] Reviewed-by: Peter Griffin Reviewed-by: Youngmin Nam Tested-by: Youngmin Nam Signed-off-by: Will McVicker Link: https://lore.kernel.org/r/20250620181719.1399856-4-willmcvicker@googl= e.com Signed-off-by: Daniel Lezcano --- 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);