Received: by 2002:a05:6a10:8c0a:0:0:0:0 with SMTP id go10csp4410387pxb; Tue, 26 Jan 2021 22:45:19 -0800 (PST) X-Google-Smtp-Source: ABdhPJy3oGLKkC1omfliZWz9Zgyh5nw4QSWbPcg25oHLm4J8CugQt+MUWkjccejXmgd3CK7iYgUj X-Received: by 2002:a05:6402:100c:: with SMTP id c12mr7962044edu.356.1611729918833; Tue, 26 Jan 2021 22:45:18 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1611729918; cv=none; d=google.com; s=arc-20160816; b=BgWElE8yJZfM+X6Wzfo8S1VLiUkfTh0Pp3MiJLO/dGiuFJd2xiBx07wI8fclCpOGdw eciuxgdscFLQazkgxzEPhlDDwemPSfvP+eLlB8EgLWxw2uKCtiQfX84MekzXVjv0t75n VsOivXVGAnT6Uibk4P1HvrM7LD/F2G2pyj7vNLi/qniDX/nbKlXpPDRtq9+u8Drc6eGy WO0tkPxYQGkmjAsewZmPChihGAvXoYc53LbQuukQrP7HuM10vFMWMraviYrjLE9L421+ u5rHE8II7wl80M+4yeUAJiznf0iX6Ujv065Y/MP2wsF6zWtJmIKakFGQyviuIVYFWeYU nM7A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date; bh=PtK752vltsqakNciyV8YzOZE/IrMCgnJPsCWPYrrR1o=; b=eA9ze8ObSR9lZfXsVB+LvptlgAuYGCp5Eulr1L7L2gCrUPCK/cjrJSN90zQQl95AmQ SBtI72tj2kvoYDonU6t1DwKMY1zEDhW0XaIpWuydhq1/jiTgtsRGEGKpdbh6GhlCo2ZC DctettFB0IEL3XQW0b4HkSkwGom3pKzXTpvKUDaJeAfCQ5K/PLBiMg3kJRhPcHyZoHDV 59F6XcOChv0XgGXmEhTdeKgB023Hi52NlYyYwiYA6w6jGIU1J3YJHN0dHl/KhP/W7zR/ saC4V3oMSA6yddB1312gQccKDZuWCsbSlz/HYnWb+ZEt6UKsYoBU3vWrLMc970ssW5dX B/1Q== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id cb1si483340edb.432.2021.01.26.22.44.55; Tue, 26 Jan 2021 22:45:18 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404480AbhA0Ach (ORCPT + 99 others); Tue, 26 Jan 2021 19:32:37 -0500 Received: from mail.kernel.org ([198.145.29.99]:38714 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2392757AbhAZRjz (ORCPT ); Tue, 26 Jan 2021 12:39:55 -0500 Received: from gandalf.local.home (cpe-66-24-58-225.stny.res.rr.com [66.24.58.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D843F21919; Tue, 26 Jan 2021 17:39:13 +0000 (UTC) Date: Tue, 26 Jan 2021 12:39:12 -0500 From: Steven Rostedt To: 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, John Ogness , linux-mm@kvack.org, Akinobu Mita Subject: Re: [PATCH 0/2] introduce DUMP_PREFIX_UNHASHED for hex dumps Message-ID: <20210126123912.23a5c3a1@gandalf.local.home> In-Reply-To: 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> X-Mailer: Claws Mail 3.17.8 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 26 Jan 2021 11:30:02 -0600 Timur Tabi wrote: > On 1/26/21 11:14 AM, Vlastimil Babka wrote: > > If it was a boot option, I would personally be for leaving hashing enabled by > > default, with opt-in boot option to disable it. > > A boot option would solve all my problems. I wouldn't need to recompile > the kernel, and it would apply to all variations of printk. Should it be called "make-printk-insecure" ? -- Steve