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=-2.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,T_DKIMWL_WL_HIGH,USER_AGENT_GIT 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 53DA3C31E46 for ; Wed, 12 Jun 2019 04:34:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2CEB720874 for ; Wed, 12 Jun 2019 04:34:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="XR5LMhR4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729709AbfFLEeB (ORCPT ); Wed, 12 Jun 2019 00:34:01 -0400 Received: from mail-pf1-f195.google.com ([209.85.210.195]:38384 "EHLO mail-pf1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729649AbfFLEd7 (ORCPT ); Wed, 12 Jun 2019 00:33:59 -0400 Received: by mail-pf1-f195.google.com with SMTP id a186so8827356pfa.5 for ; Tue, 11 Jun 2019 21:33:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=oBsKt2KANme/JOaDCF19p+x3nQ6r/cZjZD0p0XOtcRA=; b=XR5LMhR4dWhA49NOiuns+aK4QrV/lto9XTcVrVO75nePd55lQKThU0DWL1/fhyhpPQ uZqQ0DJjMLAKLed+Jn1qYvp2NrAf4dmQ6YHWcz3wj8Rchmi6ud/YFwKdG1ttdZExwMWF NI2E/s8wUgv+GXSy1jtSQSCGn/o6LO7iy8ktQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=oBsKt2KANme/JOaDCF19p+x3nQ6r/cZjZD0p0XOtcRA=; b=EBCihGdY7YM4KTL3cw2WVvx/eDCxJWK/xoUz9y8gYyiuxewirhr8vZEqDcSFWy7fnF 0UNGl6RUU8xKdZYZcbx5w9zg7rVAW0UuTAykXSUCpn3BbCxLNwZo9UC4fYE9XaQ436Jw 6LnZBc1tOT6semAZuhWaYXuMSjNHdmDGSlgyaTw33nJFUD9wUUkV+NfhxbJ6v4ga075l avkVTOBB3IDVinmLXetya6zb9hgH1ycibbaPR6bFSCx2VDeulHeqoX4HV639RunFZn+8 vCL4kZuMOVDBK7NvN1ycp9jQH6x/uM+pDIGSgns+hwCWN+zFJ6//edseQdfA0PkUgUNi VEug== X-Gm-Message-State: APjAAAWuRb55QxjRGO6H+Wpy4T1BYErFtoE13g15ZXvNWVZGI/cuSQpB +JW2DI7tYSnMMo26Fb36JsRfxQ== X-Google-Smtp-Source: APXvYqx/41bl7EzQ/YdXQSxExzoTiwXpf+pMqfvDDMtli/3cshz845GRC+rnDzNoeKjMdXh1FqX72A== X-Received: by 2002:aa7:8394:: with SMTP id u20mr72672175pfm.252.1560314038527; Tue, 11 Jun 2019 21:33:58 -0700 (PDT) Received: from hsinyi-z840.tpe.corp.google.com ([2401:fa00:1:10:b852:bd51:9305:4261]) by smtp.gmail.com with ESMTPSA id k8sm15285998pfi.168.2019.06.11.21.33.54 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 11 Jun 2019 21:33:57 -0700 (PDT) From: Hsin-Yi Wang To: linux-arm-kernel@lists.infradead.org Cc: Rob Herring , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Frank Rowand , Catalin Marinas , Will Deacon , Andrew Morton , Mike Rapoport , Ard Biesheuvel , Miles Chen , Hsin-Yi Wang , James Morse , Andrew Murray , Mark Rutland , Jun Yao , Yu Zhao , Robin Murphy , Laura Abbott , Stephen Boyd , Kees Cook Subject: [PATCH v6 0/3] add support for rng-seed Date: Wed, 12 Jun 2019 12:32:56 +0800 Message-Id: <20190612043258.166048-1-hsinyi@chromium.org> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Introducing a chosen node, rng-seed, which is an entropy that can be passed to kernel called very early to increase initial device randomness. Hsin-Yi Wang (3): arm64: map FDT as RW for early_init_dt_scan() fdt: add support for rng-seed arm64: kexec_file: add rng-seed support arch/arm64/include/asm/mmu.h | 2 +- arch/arm64/kernel/kaslr.c | 5 +---- arch/arm64/kernel/machine_kexec_file.c | 22 +++++++++++++++++++++- arch/arm64/kernel/setup.c | 9 ++++++++- arch/arm64/mm/mmu.c | 15 +-------------- drivers/of/fdt.c | 10 ++++++++++ 6 files changed, 42 insertions(+), 21 deletions(-) -- 2.20.1