From nobody Mon Jun 8 08:30:20 2026 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 CF7013F1668; Wed, 3 Jun 2026 16:29:30 +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=1780504175; cv=none; b=g4ZDVN7Wc11F3YtAXero+jGP0CsGkaeQhwTfIqHxyQXupxxnqklnSPOdGHKvmiOnesv7jilNZlG/ymMyAQ32qxLG6xmF74SFKi+zEzor4cMbwzXD0QFVvtCMaRMIEngnUaJdka+BsUJLqkI7STEI1pOw3oIfLk1XH5swh76UXco= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780504175; c=relaxed/simple; bh=2X0yeTTS57d5oGcgeeNbFZwGhDd96gW1569RV5ZNTeg=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=f9YRmgiLKHDC+vyiIrHTIL9ZRzyMsYp2uf9Epp6W+JPhcbpvP4qqG6pCMFIcs/IY1nE57bbZm8IUITJT+KxybN7B1Xgv2V2+HwutVrK9mPvjk4xG25wk406tw4yY2dAeMBNmPNAvjScGcoAL3v0rXmdfoqaa4xpLVkFA6TrN9TM= 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=4IsjDeu/; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=wcV+tXh5; 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="4IsjDeu/"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="wcV+tXh5" Date: Wed, 03 Jun 2026 16:29:27 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1780504169; 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=LACdZnRKeoVZGKG25XvJsM4ezn+AhWSvIwLgmzkAPXc=; b=4IsjDeu/zIxUS4B6t8J1c9M4ZQIzlLEpVbO3LOlU1lNBDsjOXKXPd2BnSfcNstmjvvWrn5 Ne5uSZNILIUuG7nRwYyrqQOAe9tTidrQDlD3z9Hrz3g45hSWAGF1i2Rsd3lUVSNBXGGxn1 HYH08A2hFfGh2Uehw9YVb2K7xGFCm4efe+NLV/AoAxw+vnjb5JnbErQrRkDygJCYo9h5zV MhIi3hw9ftqOqBuoB+Evb8/QS/mRyrUnUi8BPJBE8BbHMXOhq0thnZ24l06IEnF02w+ZYX 8iFrAjXNaS9K2WTsyGDjvfnKW+1D329sl8uG3Pouf0v+IHyI02QSzgp/dBGk1Q== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1780504169; 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=LACdZnRKeoVZGKG25XvJsM4ezn+AhWSvIwLgmzkAPXc=; b=wcV+tXh5b56l5DPhwWtJpNpWMOWw4aLDhbGxIz7AGcY2JfjhSlI04VThPxYKiPwkcsycQR ooAXP+xXWyzeR7DQ== From: "tip-bot2 for Marek Szyprowski" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: irq/drivers] irqchip/exynos-combiner: Remove useless spinlock Cc: Thomas Gleixner , Sebastian Andrzej Siewior , Marek Szyprowski , Peter Griffin , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20260522061012.2687122-1-m.szyprowski@samsung.com/> References: <20260522061012.2687122-1-m.szyprowski@samsung.com/> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <178050416756.710.5273665746457879300.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 irq/drivers branch of tip: Commit-ID: 6fe450074626eaab3def4b3e8c1819d46d2d682c Gitweb: https://git.kernel.org/tip/6fe450074626eaab3def4b3e8c1819d46= d2d682c Author: Marek Szyprowski AuthorDate: Fri, 22 May 2026 08:10:12 +02:00 Committer: Thomas Gleixner CommitterDate: Wed, 03 Jun 2026 18:27:05 +02:00 irqchip/exynos-combiner: Remove useless spinlock irq_controller_lock doesn't protect anything, it is a leftover from early development or copy/paste. Remove it completely. Fixes: 96031b31a4b3 ("irqchip/exynos-combiner: Switch to raw_spinlock") Suggested-by: Thomas Gleixner Suggested-by: Sebastian Andrzej Siewior Signed-off-by: Marek Szyprowski Signed-off-by: Thomas Gleixner Reviewed-by: Sebastian Andrzej Siewior Reviewed-by: Peter Griffin Link: https://lore.kernel.org/all/20260521090453.bbUZ00tS@linutronix.de Link: https://patch.msgid.link/20260522061012.2687122-1-m.szyprowski@samsun= g.com/ --- drivers/irqchip/exynos-combiner.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/irqchip/exynos-combiner.c b/drivers/irqchip/exynos-com= biner.c index 03cafcc..d9d408c 100644 --- a/drivers/irqchip/exynos-combiner.c +++ b/drivers/irqchip/exynos-combiner.c @@ -24,8 +24,6 @@ =20 #define IRQ_IN_COMBINER 8 =20 -static DEFINE_RAW_SPINLOCK(irq_controller_lock); - struct combiner_chip_data { unsigned int hwirq_offset; unsigned int irq_mask; @@ -72,9 +70,7 @@ static void combiner_handle_cascade_irq(struct irq_desc *= desc) =20 chained_irq_enter(chip, desc); =20 - raw_spin_lock(&irq_controller_lock); status =3D readl_relaxed(chip_data->base + COMBINER_INT_STATUS); - raw_spin_unlock(&irq_controller_lock); status &=3D chip_data->irq_mask; =20 if (status =3D=3D 0)