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=-2.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 381E8C433FF for ; Mon, 29 Jul 2019 15:33:34 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (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 7A3482070D for ; Mon, 29 Jul 2019 15:33:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="kvEqu8lI" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7A3482070D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 45y3cW4ZZTzDqQf for ; Tue, 30 Jul 2019 01:33:31 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=none (mailfrom) smtp.mailfrom=bombadil.srs.infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=batv+767bd1556e0605a17a22+5818+infradead.org+hch@bombadil.srs.infradead.org; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=infradead.org header.i=@infradead.org header.b="kvEqu8lI"; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 45y2GK1JhKzDqBm for ; Tue, 30 Jul 2019 00:32:41 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=1Qg4ugmQtTe6Jeu2janlNWnIvWzDuxv0JhGbvOZJApQ=; b=kvEqu8lIKNg3YVqWqPEw2/3Ef y1fnYT8Taww0z//ZgQ7QYqmocWNLDKRrGSQ8/M/wanZx7bA/Hle3i04bGRo2t+gfVHKpuhd8Tm4fq LzhbJ/fD04hxID9rhr/4uKUB9Z7nVIqnX4tWA7NbSDh0oNsJyGUg67I61bW7824DqgrXPj+SvzjSh 2oYczPWXn7b03CdKoQFOWxRU83ICc2vboQZvCdK4PXZp2k5s59QoldBUXuEPwFJAgY1Vk9tdyeh/r B00n0Q5SY8OAMeA4TOMOCjPPaRWDF+kzzigGj6E+nS89LDXnpteW+2DDu0exatN7HxC4LdcD4CnYx fBn5Jtv7A==; Received: from hch by bombadil.infradead.org with local (Exim 4.92 #3 (Red Hat Linux)) id 1hs6hY-0008Bk-5V; Mon, 29 Jul 2019 14:32:36 +0000 Date: Mon, 29 Jul 2019 07:32:36 -0700 From: Christoph Hellwig To: Jason Yan Subject: Re: [RFC PATCH 03/10] powerpc: introduce kimage_vaddr to store the kernel base Message-ID: <20190729143236.GB11737@infradead.org> References: <20190717080621.40424-1-yanaijie@huawei.com> <20190717080621.40424-4-yanaijie@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190717080621.40424-4-yanaijie@huawei.com> User-Agent: Mutt/1.11.4 (2019-03-13) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wangkefeng.wang@huawei.com, keescook@chromium.org, kernel-hardening@lists.openwall.com, thunder.leizhen@huawei.com, linux-kernel@vger.kernel.org, npiggin@gmail.com, jingxiangfeng@huawei.com, diana.craciun@nxp.com, paulus@samba.org, fanchengyang@huawei.com, linuxppc-dev@lists.ozlabs.org, yebin10@huawei.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Wed, Jul 17, 2019 at 04:06:14PM +0800, Jason Yan wrote: > Now the kernel base is a fixed value - KERNELBASE. To support KASLR, we > need a variable to store the kernel base. This should probably merged into the patch actually using it.