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 X-Spam-Level: X-Spam-Status: No, score=-2.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9C87FC10F11 for ; Mon, 22 Apr 2019 17:05:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 626ED2077C for ; Mon, 22 Apr 2019 17:05:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alien8.de header.i=@alien8.de header.b="qPftnyJh" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727788AbfDVRFi (ORCPT ); Mon, 22 Apr 2019 13:05:38 -0400 Received: from mail.skyhub.de ([5.9.137.197]:43138 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727277AbfDVRFi (ORCPT ); Mon, 22 Apr 2019 13:05:38 -0400 Received: from zn.tnic (p200300EC2F07AE003D173D9528C0693E.dip0.t-ipconnect.de [IPv6:2003:ec:2f07:ae00:3d17:3d95:28c0:693e]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id E747B1EC0235; Mon, 22 Apr 2019 19:05:36 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1555952737; h=from:from: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:in-reply-to:in-reply-to: references:references; bh=NKk2GrrszFlK3cBGxK2n/ocgGfSJe5j0QLw06BJWLmc=; b=qPftnyJhiGBpqDWXC79593oALwF3IqP07OdA6Z6/bEv2biVFujaqHykIB9/6ZAjB7eQDs2 nP85Yw+An65YsWmooXl0jX3cN4DdQgKSywTQpkaDMxThzMUFfrZVuGvF89WsroWAscLRka tZP7ivsCIpfuaZLhc+jk6ntNhG1bfxg= Date: Mon, 22 Apr 2019 19:05:29 +0200 From: Borislav Petkov To: "Luck, Tony" Cc: Cong Wang , LKML Subject: Re: [PATCH] RAS/CEC: Add debugfs switch to disable at run time Message-ID: <20190422170529.GG21457@zn.tnic> References: <20190418232910.GR27160@zn.tnic> <20190419002645.GA559@zn.tnic> <20190420091313.GA29704@zn.tnic> <20190420184751.GE29704@zn.tnic> <3908561D78D1C84285E8C5FCA982C28F7E90A49F@ORSMSX104.amr.corp.intel.com> <20190422163138.GF21457@zn.tnic> <3908561D78D1C84285E8C5FCA982C28F7E90A5E7@ORSMSX104.amr.corp.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <3908561D78D1C84285E8C5FCA982C28F7E90A5E7@ORSMSX104.amr.corp.intel.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 22, 2019 at 04:43:58PM +0000, Luck, Tony wrote: > >> Rebooting isn't popular in many end user situations. Many CSP (cloud > >> service providers) vehemently hate the idea of rebooting. > > > > I meant disable in Kconfig - not build it in at all. > > If rebooting is bad, then re-compiling and rebooting is 100x worse. :-) I think we're talking past each other here: I mean disable the CEC *forever* and *never* use it. Use only a userspace agent and log errors with it. Makes sense? -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.