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=-4.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 E72CBC5DF60 for ; Fri, 8 Nov 2019 16:20:39 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id B9BA021924 for ; Fri, 8 Nov 2019 16:20:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="GYA9wWCd"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=sirena.org.uk header.i=@sirena.org.uk header.b="g9ST0HRb" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B9BA021924 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=l8+nQJ9yRjMErjkUG1CMMpsGgsjw6wZCyvNEQEGOIdc=; b=GYA9wWCdow0QjR upQsF0nYRKW3vU5Cftw388rwOd5wNB1ZNxWxqeJ3eMmfDNM/m31PhiYoT5LBoLlj+llKc1NrHIlAQ ejWx38yXGPMJ8eKHzwyU1eOaZZnw8vd5vZeMU9PfXGUCgvPm3OqpQKRsJT+EnrJkCZxGWGWb0C5kA Q+/6TkVCKP0/RCr1soxtgPGOaWsW0dGlQRcJk1DOYikfIcxuDhpLSAQ9OX4N8llQSn8DsaJ7ullcC TG5tgEBb9HTXeJhU/obGI0/x5KegwBU5UnWchLRLemR4vtTjpdqthizr20ktVhUqBvgorcS6T50iU UbN4UHtA1neQ8vpAXZxg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iT703-00034s-Ae; Fri, 08 Nov 2019 16:20:39 +0000 Received: from heliosphere.sirena.org.uk ([172.104.155.198]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iT6zX-00025W-W6 for linux-arm-kernel@lists.infradead.org; Fri, 08 Nov 2019 16:20:09 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sirena.org.uk; s=20170815-heliosphere; h=Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=V43qp90K/37TJcN7KLrJZAIG6gwk6BfFwBs5NUeTePc=; b=g9ST0HRb7DolASkmVe7bCp6mI 6xWPb2VhlMSD1eDwt+Q9Qb97XxUMxDvHP4STKFE4F/O5F56sX99W92bsPXk7bOxnb4B22ankqgSUi FSegagLIjjodIBHGWIdXg/bOsc1+koUW/Qp/Odw2w0JhJNUD+vawk++4dZdxWqeZJl0F8=; Received: from cpc102320-sgyl38-2-0-cust46.18-2.cable.virginm.net ([82.37.168.47] helo=ypsilon.sirena.org.uk) by heliosphere.sirena.org.uk with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1iT6zT-0007du-N9; Fri, 08 Nov 2019 16:20:03 +0000 Received: by ypsilon.sirena.org.uk (Postfix, from userid 1000) id C46D22741450; Fri, 8 Nov 2019 16:20:02 +0000 (GMT) From: Mark Brown To: Catalin Marinas , Will Deacon , Mark Rutland Subject: [PATCH v3 0/2] Improve KASLR diagnostics Date: Fri, 8 Nov 2019 16:19:59 +0000 Message-Id: <20191108162001.11737-1-broonie@kernel.org> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191108_082008_046539_BC505FA3 X-CRM114-Status: UNSURE ( 7.50 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Brown , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org This series provides diagnostics on boot for KASLR to improve usability at runtime. v3: Still mask the seed from FDT when disabling from the command line. v2: Defer the print to a core_initcall() so we don't try and print before printk() can cope, covering other less common error cases as well and also an explicit message when KASLR is enabled. Mark Brown (2): arm64: kaslr: Announce KASLR status on boot arm64: kaslr: Check command line before looking for a seed arch/arm64/kernel/kaslr.c | 44 +++++++++++++++++++++++++++++++++++---- 1 file changed, 40 insertions(+), 4 deletions(-) -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel