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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 98C5DC433EF for ; Fri, 17 Dec 2021 16:41:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239200AbhLQQl2 (ORCPT ); Fri, 17 Dec 2021 11:41:28 -0500 Received: from mout.gmx.net ([212.227.15.19]:56775 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238448AbhLQQlY (ORCPT ); Fri, 17 Dec 2021 11:41:24 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1639759274; bh=fuBXtnmriSeK6f/W62rOX82r8KsWHFN4zqjAy4KFq/4=; h=X-UI-Sender-Class:Subject:From:To:Cc:Date:In-Reply-To:References; b=IbAAY1FbXbgqlkyvROgZiGJOlDsLTjP2lo01sgk7E0D3Os7MEJM9J0fcnMiKC3nvi lIgDtg7FOWN/C1t5u53yVXYzfs9CT2wGpJdJ8orsQT1H1Yj9UOUK/2PFV6SxobdvH2 9O0+TjwN4X0CPdhp+BFBco/LU7pT++3/Rh+uRQ/s= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from homer.fritz.box ([185.146.50.196]) by mail.gmx.net (mrgmx005 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MhD6W-1mL3rU1F9m-00eKz2; Fri, 17 Dec 2021 17:41:14 +0100 Message-ID: Subject: Re: [rcf/patch] netpoll: Make it RT friendly From: Mike Galbraith To: Sebastian Andrzej Siewior Cc: Thomas Gleixner , LKML , RT Date: Fri, 17 Dec 2021 17:41:13 +0100 In-Reply-To: References: <20211118163405.adczki7ibk22bw7e@linutronix.de> <773fd8246a1ec4ef79142d9e31b8ba4163a0d496.camel@gmx.de> <254513dc01188ca3ff161fcb456bc96a610821a1.camel@gmx.de> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.42.2 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:Ydz8IdKPdVY4knV+kUMcAcqmWALsmACw5h7OZGKr+aFpmoG+QME vTGoJAtt7SuZz6keTf+32IvhXz62f/EPiwdj3lVj0gq6s5aGHGcBa0NT8i1q+Am2mWD3p9f il/myCTPum7mGvY0p21sXnu3pUrUbuPn7eqYvPDynZhjmhlIuwVHUBd0rN62mh5AZqzRqNV blhFvAkgp3ci5LN7UyqAA== X-UI-Out-Filterresults: notjunk:1;V03:K0:9EG92R1TmtM=:+8OQTqGjV8a0cx50sBBPoq aiQCCROedU6DXs43GQrGOK52MghinXGszTTVEYJjpO8mZjXsulyE8o3BlTZIOqfEcVcv+0eAl DZliW0aU0f7dJOAEjn8eVsIoudCo3ktA7C5+9Z2zWRM716Zuf0f4rIne1LOhjwQ6PJXRB39fH B2Nz1FSOSYSWawRX8re0WTkKjXwJQZdZySuDXoHty7NF/UAMy00S2nuSP8tYBYsmBQaTys8k0 +YBVohRzwjGhKEcHrAajYU4gz7jUjAvmEFz8mKW3hE4+/NmChEVEUPquiFr9xxOXMflxNTqls za9mQf8dSuZY+r37oRl/1J14lezFdABFKKtHyeVlYhP6Xf3uba3yqgfELTrcWyagZuHe9ShTP 1J0s0/8t74Euht6f4n2FD8mkJBMon5FyfbJVpnBBXqD/2QFXLVMZ3ak5Mh/qwqpG5YG4tle6v HzN0cMGT7mYa4HUMssMF/xw4YtCw52TvhdWwlv1S0CHgEoO0vTcVkkZ8GnkWrkcFTZvcWR+bo cUU4f0z3+jn4MyNQd9OhxWhGxRF4r9TDQbrvFRBJt2DSdlGh6AzMZt0KEyg7860ZGHA4c67mj gOg/wDRDSu8+XoCWBp5CRBMJcQ53AFvxBzQzVOMnvaiZvpYZtzYviGnUJuO9Dw6dwYdHp56NR Naa5xIz9EuTvA/XdsFcByecJOvu+ELVI5EnA6rFKjOM0+smu8nM1orgk1lFP+RWEpDj6AIEKn 4FmHW4DI2rGyaapISpKBtWB3lod7V+Dumlllh4iPNzLV4A88srF+wDeGw0bGcVSGBJcC0c0p7 +hBhba/TWv4r3NdrjiLaHLUC0CMmA5tj8zU1ndhdmezzCEJcjjIDc5hl5D28pjhnu0bjsZg5X 4iSQsiVCWYEpFC7tHRH8Xa/NrmnNjduJ3c99U4ePYJ+dwlTXic4bgyaIGh9Gpu0YE21FLsrKe fUGDN6i+LspKcESeOCRTAhJVF0+Xb+ptCJRNIvf6eBtVvcYwHHhTUQWR6cagei3iSkK9HMu/f E8DgyzqQyLrtAKyEk4qQr6v1vs/wy5KzzIqGimSju3ePnUOWdlFxLBUJNF51PzdOSaQfKDMfn IzS76rwfmJ41uI= Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2021-12-17 at 14:59 +0100, Sebastian Andrzej Siewior wrote: > On 2021-12-15 20:54:40 [+0100], Mike Galbraith wrote: > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 In fact, I had already taken the silence= as a "Surely > > you jest" or such. > > No, not really. netpoll is currently the least of my worries and I > wanted to finish my other network patches before I start wrapping my > mind around this in case something changes. But I have currently no idea > how to do netpoll run/ detect and so on. I was gonna toss a rock or two at those "and so on" bits since they're wired into stuff my box uses regularly.. but I've yet to find a means to make them be more that compiler fodder, so they're safe. -Mike