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=-3.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 A0483C433DF for ; Wed, 5 Aug 2020 06:02:11 +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 E135722B42 for ; Wed, 5 Aug 2020 06:02:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="bFmzYj+z" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E135722B42 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 4BM1H26XWJzDqgf for ; Wed, 5 Aug 2020 16:02:06 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=198.145.29.99; helo=mail.kernel.org; envelope-from=rppt@kernel.org; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=default header.b=bFmzYj+z; dkim-atps=neutral Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4BM1Cy1hWrzDqdp for ; Wed, 5 Aug 2020 15:59:26 +1000 (AEST) Received: from kernel.org (unknown [87.70.91.42]) (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 2F6D52245C; Wed, 5 Aug 2020 05:59:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596607163; bh=98OyFugr4kZ7qKas+6tJmd32bt21nxcRSc+5tICHYwk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=bFmzYj+zADb5AKblo2g0DgWjvGdXklBuYzqYEb/bV7Yw5rUPqvopeaYYFO/WWTsRW gO4LMsnKLyGKpLkE+r1ZBLYgrpUqrQj3zGD/ZjUFqQD9wkQbnCH0InqIJvH59bfj/G n4Fa0+GKXLSBH7lRyh5REisKXEzk8RqmUTgZIFYg= Date: Wed, 5 Aug 2020 08:59:09 +0300 From: Mike Rapoport To: Baoquan He Subject: Re: [PATCH v2 13/17] x86/setup: simplify initrd relocation and reservation Message-ID: <20200805055909.GD8243@kernel.org> References: <20200802163601.8189-1-rppt@kernel.org> <20200802163601.8189-14-rppt@kernel.org> <20200805042024.GT10792@MiWiFi-R3L-srv> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200805042024.GT10792@MiWiFi-R3L-srv> 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: Emil Renner Berthing , linux-sh@vger.kernel.org, Peter Zijlstra , Dave Hansen , linux-mips@vger.kernel.org, Max Filippov , Paul Mackerras , sparclinux@vger.kernel.org, linux-riscv@lists.infradead.org, Will Deacon , Stafford Horne , Marek Szyprowski , linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, linux-c6x-dev@linux-c6x.org, Yoshinori Sato , x86@kernel.org, Russell King , Mike Rapoport , clang-built-linux@googlegroups.com, Ingo Molnar , linux-arm-kernel@lists.infradead.org, Catalin Marinas , uclinux-h8-devel@lists.sourceforge.jp, linux-xtensa@linux-xtensa.org, openrisc@lists.librecores.org, Borislav Petkov , Andy Lutomirski , Paul Walmsley , Thomas Gleixner , Hari Bathini , Michal Simek , linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, Palmer Dabbelt , Andrew Morton , Christoph Hellwig Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Wed, Aug 05, 2020 at 12:20:24PM +0800, Baoquan He wrote: > On 08/02/20 at 07:35pm, Mike Rapoport wrote: > > From: Mike Rapoport > > > > Currently, initrd image is reserved very early during setup and then it > > might be relocated and re-reserved after the initial physical memory > > mapping is created. The "late" reservation of memblock verifies that mapped > > memory size exceeds the size of initrd, the checks whether the relocation > ~ then? Right, thanks! > > required and, if yes, relocates inirtd to a new memory allocated from > > memblock and frees the old location.