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=-8.3 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 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 E5F76C43457 for ; Thu, 15 Oct 2020 08:40:18 +0000 (UTC) Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (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 5753B2224E for ; Thu, 15 Oct 2020 08:40:18 +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="p36N9Eio" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5753B2224E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id D14C088609; Thu, 15 Oct 2020 08:40:17 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id LMspzmG78yfa; Thu, 15 Oct 2020 08:40:17 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by whitealder.osuosl.org (Postfix) with ESMTP id 20117885DC; Thu, 15 Oct 2020 08:40:17 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 15D4AC07FF; Thu, 15 Oct 2020 08:40:17 +0000 (UTC) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by lists.linuxfoundation.org (Postfix) with ESMTP id D5724C0051 for ; Thu, 15 Oct 2020 08:40:15 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id C0F2F880CA for ; Thu, 15 Oct 2020 08:40:15 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 170tp8CSbMcl for ; Thu, 15 Oct 2020 08:40:15 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by hemlock.osuosl.org (Postfix) with ESMTPS id 65854880C7 for ; Thu, 15 Oct 2020 08:40:15 +0000 (UTC) Received: from willie-the-truck (236.31.169.217.in-addr.arpa [217.169.31.236]) (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 8C8A22224A; Thu, 15 Oct 2020 08:40:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1602751214; bh=iEOV0qFCwAa4x2I6L0Fl5blrVz6Ofac36yk+aR5M4b4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=p36N9EioeWHKRZCdCRXZArhO6aOx6gew9HVR/iPljFlmjsblV774sa8gxH5li5rkN Jnv0Gfk4vaQfWLMlJkgz4hGBVwVZ3GYUn1HkoBhaTMBdSiFl7EVaP34okdEbS0cu96 waYgH1X+2jD1CY8Jsnd+uCwWlpp66CcW0oDM215Q= Date: Thu, 15 Oct 2020 09:40:09 +0100 From: Will Deacon To: Nicolas Saenz Julienne Subject: Re: [PATCH v3 1/8] arm64: mm: Move reserve_crashkernel() into mem_init() Message-ID: <20201015084008.GB4537@willie-the-truck> References: <20201014191211.27029-1-nsaenzjulienne@suse.de> <20201014191211.27029-2-nsaenzjulienne@suse.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20201014191211.27029-2-nsaenzjulienne@suse.de> User-Agent: Mutt/1.10.1 (2018-07-13) Cc: devicetree@vger.kernel.org, catalin.marinas@arm.com, linux-kernel@vger.kernel.org, jeremy.linton@arm.com, ardb@kernel.org, iommu@lists.linux-foundation.org, robh+dt@kernel.org, linux-rpi-kernel@lists.infradead.org, robin.murphy@arm.com, hch@lst.de, linux-arm-kernel@lists.infradead.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" On Wed, Oct 14, 2020 at 09:12:03PM +0200, Nicolas Saenz Julienne wrote: > crashkernel might reserve memory located in ZONE_DMA. We plan to delay > ZONE_DMA's initialization after unflattening the devicetree and ACPI's > boot table initialization, so move it later in the boot process. > Specifically into mem_init(), this is the last place crashkernel will be > able to reserve the memory before the page allocator kicks in and there is > no need to do it earlier. > > Signed-off-by: Nicolas Saenz Julienne > --- > arch/arm64/mm/init.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) Please can you cc me on the whole series next time? I know different maintainers have different preferences here, but I find it much easier to figure out what's happening when I can see all of the changes together. Thanks, Will _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu