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=-5.2 required=3.0 tests=BAYES_00, BUG6152_INVALID_DATE_TZ_ABSURD,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS,INVALID_DATE_TZ_ABSURD,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 A83F2C433E0 for ; Tue, 26 Jan 2021 19:23:43 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 24B1E206D4 for ; Tue, 26 Jan 2021 19:23:43 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 24B1E206D4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linutronix.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 8856A8D010D; Tue, 26 Jan 2021 14:23:42 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 837478D00F8; Tue, 26 Jan 2021 14:23:42 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 74AF48D010D; Tue, 26 Jan 2021 14:23:42 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0076.hostedemail.com [216.40.44.76]) by kanga.kvack.org (Postfix) with ESMTP id 5DE0F8D00F8 for ; Tue, 26 Jan 2021 14:23:42 -0500 (EST) Received: from smtpin23.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 66069362C for ; Tue, 26 Jan 2021 19:23:41 +0000 (UTC) X-FDA: 77748900642.23.paper58_1214b7027590 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin23.hostedemail.com (Postfix) with ESMTP id 4E5F237610 for ; Tue, 26 Jan 2021 19:23:41 +0000 (UTC) X-HE-Tag: paper58_1214b7027590 X-Filterd-Recvd-Size: 3055 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) by imf31.hostedemail.com (Postfix) with ESMTP for ; Tue, 26 Jan 2021 19:23:39 +0000 (UTC) From: John Ogness DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1611689017; 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: in-reply-to:in-reply-to:references:references; bh=yvHTS6sqJ7HqI7izCJmQil44D253ycSG/sA3ciy1468=; b=mZ5oT3mkLiLm249j6uSpRoyjv7A6aCCbmicd1EXM7eJCfb1MrWwpdhzHK5X2mmAcIe5Ni6 tG+3zdNHUz69yWMLSV1nwZKcGJacx2l2be1+NcRvJRQOj5U1P/6B8p/9fm+BEzJTKBJaLO ug3IGH1POymIWiN9Pf8JpWlvFUP90KweKmLLDij0TwfOx7kbk8xMWGCplzXrnwitTSShMP F9t6zr/+Z05nednY9ZBtugDVLsL4SRRuj3Ufd3C7T0YUQ02oM+u8CCPz8gDKv8kP2jNnRp PjHaK3S03Prq9bQ1QqkKb6ZStB6HOlv6lMP5rQMpOZiCyroa4OKYDSmzzBuH1g== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1611689017; 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: in-reply-to:in-reply-to:references:references; bh=yvHTS6sqJ7HqI7izCJmQil44D253ycSG/sA3ciy1468=; b=8H6hHy0D7neM6mntl2DnKFu4ZodjkFfunTgbDYdMqJ/CzZj+vxmIKJ9YT/sFde5LUPcLDj ijxLYx4IdeHswJAg== To: Steven Rostedt , Timur Tabi Cc: Vlastimil Babka , Sergey Senozhatsky , Matthew Wilcox , Andrew Morton , linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, Petr Mladek , roman.fietze@magna.com, keescook@chromium.org, linux-mm@kvack.org, Akinobu Mita Subject: Re: [PATCH 0/2] introduce DUMP_PREFIX_UNHASHED for hex dumps In-Reply-To: <20210126124032.0915f408@gandalf.local.home> References: <20210116220950.47078-1-timur@kernel.org> <20210118182635.GD2260413@casper.infradead.org> <20210119014725.GH2260413@casper.infradead.org> <09c70d6b-c989-ca23-7ee8-b404bb0490f0@suse.cz> <083dd940-60c1-4cc8-fc89-8815b253d5c5@suse.cz> <20210126123912.23a5c3a1@gandalf.local.home> <20210126124032.0915f408@gandalf.local.home> Date: Tue, 26 Jan 2021 20:29:36 +0106 Message-ID: <87mtwv8ptz.fsf@jogness.linutronix.de> MIME-Version: 1.0 Content-Type: text/plain X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 2021-01-26, Steven Rostedt wrote: > And even if we make this a boot time option, perhaps we should still > include that nasty dmesg notice, which will let people know that the > kernel has unhashed values. +1 The notice would probably be the main motivation for distros/users to avoid unhashed values unless truly debugging. Which is what we want. John Ogness