Received: by 10.223.185.116 with SMTP id b49csp6033472wrg; Wed, 28 Feb 2018 02:52:53 -0800 (PST) X-Google-Smtp-Source: AH8x225H4ACKWGmgOEAEPtvnXKNUDW41rvlmg6CablyZvniXgV8UGK691RvurC/OzOY5wlVRpnSo X-Received: by 10.99.123.74 with SMTP id k10mr13968049pgn.217.1519815173864; Wed, 28 Feb 2018 02:52:53 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1519815173; cv=none; d=google.com; s=arc-20160816; b=YIdTFNDv9Lq7ZQISkX9QlYiCaWZ+/m6qZ+0thZRV1fTGdgMZI720JNP6lrSPzBkpP4 aZ+LCddYrNDAd8MdD81m49DWkiR+g5fQmdvd42r9py4NXY2jGd/Fswr+hcMF3+dxJy4a NxhbGbyv90Hoym7oM00HxwP9t65CWfT9v3FMqh9+S+UEM4v+ynyFIIyj5j90WX4RZ5Ue 5eNea5E3cSLyAUGtt5OSS77b11iS8hBv8BrdgecYymSPV4XuuzkbdbBDJy4RkUA9zSe+ HYcACSo6Jnfv05DCwTCrxBojBlpWsiTiGlYLrpwsBxwOmOALXyCcjWOe7Xmhkm+n4/2G YbmA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:arc-authentication-results; bh=ldG0qIkQ6PFO28+fi128Fm6vx1B9VFWKR/LDCYPcdbo=; b=S65JkaeHhHwrlRntBQGNmeiXWdOIStC0Si+kHS9L/Z85yIk6lmycV1Ln40ENJ7PA9l 1pdLQZhL+Pa3vntlbDfoVYbmOyO6J67uuYv6aXaZmPevBV71WfVfIBi9JmEOSUVfOSuj Ox2D41PCLz2phv74qME1KBuXKuKSkP30bPX6brJS6eFeW3xAlJPfgB3JaE3RxumkAPNn 0A2GEyiOD2cYnsVWNW9El2eTffI+7t+tfr81XXgaMsBn3+a3kgPesUU323NS7Mq6wrPc 3w33t1LG70o6FA/nK2SPladFKsSKVcWRoJziYpcsCmHmOC7m24xIlwHQFQQa8hQWfyTq d+hQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id v5si1038298pfl.205.2018.02.28.02.52.38; Wed, 28 Feb 2018 02:52:53 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932065AbeB1Kvt (ORCPT + 99 others); Wed, 28 Feb 2018 05:51:49 -0500 Received: from mail.cn.fujitsu.com ([183.91.158.132]:39831 "EHLO heian.cn.fujitsu.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752566AbeB1Kvq (ORCPT ); Wed, 28 Feb 2018 05:51:46 -0500 X-IronPort-AV: E=Sophos;i="5.43,368,1503331200"; d="scan'208";a="37332018" Received: from bogon (HELO cn.fujitsu.com) ([10.167.33.5]) by heian.cn.fujitsu.com with ESMTP; 28 Feb 2018 18:51:45 +0800 Received: from G08CNEXCHPEKD01.g08.fujitsu.local (unknown [10.167.33.80]) by cn.fujitsu.com (Postfix) with ESMTP id DD81648AE766; Wed, 28 Feb 2018 18:51:44 +0800 (CST) Received: from localhost (10.167.225.56) by G08CNEXCHPEKD01.g08.fujitsu.local (10.167.33.89) with Microsoft SMTP Server id 14.3.361.1; Wed, 28 Feb 2018 18:51:48 +0800 From: Chao Fan To: , , , , , , , CC: , , Chao Fan , , Jonathan Corbet , Randy Dunlap Subject: [PATCH v9 5/5] document: add document for kaslr_boot_mem Date: Wed, 28 Feb 2018 18:51:05 +0800 Message-ID: <20180228105105.11487-6-fanc.fnst@cn.fujitsu.com> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20180228105105.11487-1-fanc.fnst@cn.fujitsu.com> References: <20180228105105.11487-1-fanc.fnst@cn.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain X-yoursite-MailScanner-ID: DD81648AE766.AADFB X-yoursite-MailScanner: Found to be clean X-yoursite-MailScanner-From: fanc.fnst@cn.fujitsu.com X-Spam-Status: No Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Cc: linux-doc@vger.kernel.org Cc: Jonathan Corbet Cc: Randy Dunlap Signed-off-by: Chao Fan --- Documentation/admin-guide/kernel-parameters.txt | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index b37c1c30c16f..23232c9ffa39 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -2389,6 +2389,16 @@ allocations which rules out almost all kernel allocations. Use with caution! + kaslr_boot_mem=nn[KMG][@ss[KMG]] + [KNL] Force usage of a specific region of memory + for KASLR during kernel decompression stage. + Region of usable memory is from ss to ss+nn. If ss is + omitted, it is equivalent to kaslr_boot_mem=nn[KMG]@0. + Multiple regions can be specified, comma delimited. + Notice: only support 4 regions at most now. + Example: + kaslr_boot_mem=1G,500M@2G,1G@4G + MTD_Partition= [MTD] Format: ,,, -- 2.14.3