From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) (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 6CE0F22689C; Tue, 16 Sep 2025 15:38:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.176.79.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758037124; cv=none; b=sablU0iargURazhOlFJa4OeUnfMs/w4SMXGl20POtAIaes1SjZPIChAwpfyAuvJ8JymEzMrcTLu6Gfust0JVfoDdXAP7axaghAvO0ld5BM5qEot+ZRDq15REcE6h/9vHdltdsWf04d+pNsYMuoas61jqYrxMTFqR53L57U8mJUA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758037124; c=relaxed/simple; bh=olLEWoU8xXNIWQksINaCPJN3u78iS+CoZuFDPinOIn8=; h=Date:From:To:CC:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=YP6aK38XLoZ/HInTQdSsQweMRqSXV3mOoyPRtl8TDfvASQxJxzeKBt+tLqgwFwlcqocGlM0ZpPy+SdJQ+fT31KSf6NlHYbsG4DWmfpzR+tUbTbe1HbKx1ngMRTFvfi0QiI4TD4Sz+XQV3myKbPem+XNcBfwfE4ZaTEofBOob/jg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=185.176.79.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.18.186.216]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4cR5Zx1tSCz6K9Kp; Tue, 16 Sep 2025 23:35:53 +0800 (CST) Received: from frapeml500008.china.huawei.com (unknown [7.182.85.71]) by mail.maildlp.com (Postfix) with ESMTPS id 864E9140517; Tue, 16 Sep 2025 23:38:40 +0800 (CST) Received: from localhost (10.203.177.15) by frapeml500008.china.huawei.com (7.182.85.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Tue, 16 Sep 2025 17:38:39 +0200 Date: Tue, 16 Sep 2025 16:38:38 +0100 From: Jonathan Cameron To: Marc Zyngier CC: , , , Thomas Gleixner , "Mark Rutland" , Will Deacon , "Rafael J. Wysocki" , Rob Herring , "Saravana Kannan" , Greg Kroah-Hartman , Sven Peter , Janne Grunau , Suzuki K Poulose , James Clark Subject: Re: [PATCH v2 11/25] genirq: Kill handle_percpu_devid_fasteoi_nmi() Message-ID: <20250916163838.00003791@huawei.com> In-Reply-To: <20250915085702.519996-12-maz@kernel.org> References: <20250915085702.519996-1-maz@kernel.org> <20250915085702.519996-12-maz@kernel.org> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.42; x86_64-w64-mingw32) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: lhrpeml100004.china.huawei.com (7.191.162.219) To frapeml500008.china.huawei.com (7.182.85.71) On Mon, 15 Sep 2025 09:56:48 +0100 Marc Zyngier wrote: > There is no in-tree user of this flow handler anymore, so simply > remove it. > > Suggested-by: Will Deacon > Signed-off-by: Marc Zyngier > --- > diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c > index 0d0276378c707..869068ec6ac91 100644 > --- a/kernel/irq/chip.c > +++ b/kernel/irq/chip.c > @@ -892,7 +892,8 @@ void handle_percpu_irq(struct irq_desc *desc) > * > * action->percpu_dev_id is a pointer to percpu variables which > * contain the real device id for the cpu on which this handler is > - * called > + * called. This is also used for per-CPU NMIs, so special care is > + * required. Probably belongs in previous patch as not really related to removing the unused code, but meh. > */