From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0176ACD342F for ; Wed, 12 Nov 2025 18:07:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Subject:CC:To: From:Date:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=BLqZ0Lsrfv9VQwNIqod6f+Y6Pd4hdthuFiAR/lo5FO0=; b=yY+YKmCFOlO8Jc+95kaOvC4IRE 4sl4TEqezPQ34YgOrJ0XaVBIJNYgkvf0UNYeQQgLGQ42yGL6CFxhATBA2dv9gtNUZReKZuA56VJrz elZW3IIJxAYgbW2QIhPS/OP8kK2C9PIZ0APpq5BERHXbSurEvNSxUhgk0ixtAXy61atl3W3P4GAuD vsDrYTXBv/lb3C0u2JwaR24/IDQFGaffp+I9/wgrUZzO7acAi8Rat6GyvsVs3pFJyeqHniQXwg4i+ wSD1hcRnpmg2bXvVCcSfS0un1FYMa/nwhlF2zMGdI1jYQKTHRqJ49JYJKKkilUy5HAz0ZoyElYxat TVoFuKqA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vJFFI-00000009I9w-3Riv; Wed, 12 Nov 2025 18:07:04 +0000 Received: from frasgout.his.huawei.com ([185.176.79.56]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vJFFG-00000009I9K-158G for linux-arm-kernel@lists.infradead.org; Wed, 12 Nov 2025 18:07:03 +0000 Received: from mail.maildlp.com (unknown [172.18.186.231]) by frasgout.his.huawei.com (SkyGuard) with ESMTPS id 4d6BDX3GTfzHnH52; Thu, 13 Nov 2025 02:06:36 +0800 (CST) Received: from dubpeml100005.china.huawei.com (unknown [7.214.146.113]) by mail.maildlp.com (Postfix) with ESMTPS id EB4841402F1; Thu, 13 Nov 2025 02:06:55 +0800 (CST) Received: from localhost (10.203.177.15) by dubpeml100005.china.huawei.com (7.214.146.113) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.36; Wed, 12 Nov 2025 18:06:55 +0000 Date: Wed, 12 Nov 2025 18:06:53 +0000 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 , Jinjie Ruan , "Alexandru Elisei" Subject: Re: [PATCH v4 10/26] irqchip/gic-v3: Switch high priority PPIs over to handle_percpu_devid_irq() Message-ID: <20251112180653.00004e6c@huawei.com> In-Reply-To: <20251020122944.3074811-11-maz@kernel.org> References: <20251020122944.3074811-1-maz@kernel.org> <20251020122944.3074811-11-maz@kernel.org> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.42; x86_64-w64-mingw32) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.203.177.15] X-ClientProxiedBy: lhrpeml100012.china.huawei.com (7.191.174.184) To dubpeml100005.china.huawei.com (7.214.146.113) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251112_100702_441127_FE1916C8 X-CRM114-Status: GOOD ( 10.08 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, 20 Oct 2025 13:29:27 +0100 Marc Zyngier wrote: > It so appears that handle_percpu_devid_irq() is extremely similar to > handle_percpu_devid_fasteoi_nmi(), and that the differences do no > justify the horrid machinery we have in the GICv3 driver to handle > the flow handler switch. > > Let's stick with the standard flow handler, even for NMIs. > > Suggested-by: Will Deacon > Tested-by: Will Deacon > Signed-off-by: Marc Zyngier LGTM and who doesn't like those diff stats ;) Reviewed-by: Jonathan Cameron > --- > drivers/irqchip/irq-gic-v3.c | 54 ++---------------------------------- > 1 file changed, 2 insertions(+), 52 deletions(-)