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 31B38CA0FED for ; Wed, 10 Sep 2025 15:44:37 +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-Type:MIME-Version: References:In-Reply-To:Subject:Cc:To:From:Message-ID:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=sW3jBlUUaYq5XgLGhg+OmlvA3oPbSvNguDWsayaD6eA=; b=nWEeRCjEeof42UV8twYsUklYNt XluTiCa3u8SyC42zQCPYBdd9yplaDuhDrXLLCZziQY8NNoTtVrCZ50VgBYEAVQLv4qWG0A2SyD39D P9nYdt1Hg2zWjd7acayNUpQzI6m7BCl4GgNraSgQAo4ib88PRB7QhQuQQ54G6lK7E4JXU4Gmq3n0B sxQMMnZt/v153HIHfAQ91ZC9q89teqNJ53QP0Pj5HpC4l6DnVUmj/ZxNhcfDTbr6aScUHNoQlHC3B Y8XZqpVQ0r+SDUQv/t9ZeU68p+AZhHP5Dl0i4uuupEpQyCyfE9ScPsQ+S+2KnT64U5q6yC1A0mIZ5 lqC12pSw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uwMzo-0000000FCt6-0CyF; Wed, 10 Sep 2025 15:44:32 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uwMzl-0000000FCrs-1Ifz for linux-arm-kernel@lists.infradead.org; Wed, 10 Sep 2025 15:44:30 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 5699F43E5E; Wed, 10 Sep 2025 15:44:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2AECCC4CEEB; Wed, 10 Sep 2025 15:44:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757519068; bh=hZvf428NJm3tglfEUi2vJrUJuOlaIYiDR0+raY/wPso=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=pht8c1nJshmEImS7kVld68fWJKIT/o8vO3LMrzdXZENzVbUcHsr8HCSo6MeqsrvOH U0GH1ksio98XP1ZWfQBwBD4qmGe1F0TKEtTW8Jd65rOxZJeUvyNOPLnU5Zn7D7QS5j ThP1Uuv+1yYlBdP+tOAcUD8MSMlkYyw4UqjIZIdWVFxvnKm/u6QV3thY1FNMGez6pr cf14NfzLQkReSxV5gcdBi16fNhMkDfGduDzE/7USOve5QXeo1H/We6mTjAhoWlr5hQ WHFBtbkiSVE40lgwXSonK8qAw9Uldm/XoYRqQutzeeuUgSRzwu+cyl8olMITIb/Gf0 a6yLYSKfUegRw== Received: from sofa.misterjones.org ([185.219.108.64] helo=goblin-girl.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1uwMzh-000000054tS-3N7R; Wed, 10 Sep 2025 15:44:25 +0000 Date: Wed, 10 Sep 2025 16:44:25 +0100 Message-ID: <86cy7ycnxi.wl-maz@kernel.org> From: Marc Zyngier To: Thomas Gleixner Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-acpi@vger.kernel.org, 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 15/25] genirq: Allow per-cpu interrupt sharing for non-overlapping affinities In-Reply-To: <87h5xatlei.ffs@tglx> References: <20250908163127.2462948-1-maz@kernel.org> <20250908163127.2462948-16-maz@kernel.org> <86ecsed84s.wl-maz@kernel.org> <87h5xatlei.ffs@tglx> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/30.1 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: tglx@linutronix.de, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-acpi@vger.kernel.org, mark.rutland@arm.com, will@kernel.org, rafael@kernel.org, robh@kernel.org, saravanak@google.com, gregkh@linuxfoundation.org, sven@kernel.org, j@jannau.net, suzuki.poulose@arm.com, james.clark@linaro.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250910_084429_367815_B9278978 X-CRM114-Status: GOOD ( 20.64 ) 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 Wed, 10 Sep 2025 15:47:01 +0100, Thomas Gleixner wrote: > > On Wed, Sep 10 2025 at 09:28, Marc Zyngier wrote: > > On Mon, 08 Sep 2025 17:31:17 +0100, > > As Will points out off the list, the above lacks the a similar > > handling for percpu_devid NMIs, leading to NMIs that are only handled > > on the first affinity group. > > > > It's easy enough to move the above to common code and share it with > > handle_percpu_devid_fasteoi_nmi(), but at this point there is hardly > > any difference with handle_percpu_devid_irq(). > > > > Any objection to simply killing the NMI version? > > Removing code is always appreciated :) > Works for me! M. -- Without deviation from the norm, progress is not possible.