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=-10.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,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 2F65FC433DF for ; Mon, 3 Aug 2020 16:06:08 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 0A04F20825 for ; Mon, 3 Aug 2020 16:06:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0A04F20825 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1k2cyN-00044V-JZ; Mon, 03 Aug 2020 16:05:59 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1k2cyM-00044M-Lo for xen-devel@lists.xenproject.org; Mon, 03 Aug 2020 16:05:58 +0000 X-Inumbo-ID: 376692d8-d5a3-11ea-af51-12813bfff9fa Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 376692d8-d5a3-11ea-af51-12813bfff9fa; Mon, 03 Aug 2020 16:05:57 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 6AF84B6EA; Mon, 3 Aug 2020 16:06:12 +0000 (UTC) Subject: Re: [PATCH v3 04/11] x86/iommu: convert AMD IOMMU code to use new page table allocator To: Paul Durrant References: <20200803122914.2259-1-paul@xen.org> <20200803122914.2259-5-paul@xen.org> From: Jan Beulich Message-ID: <6e9875c4-a72d-231f-e386-19f21c891120@suse.com> Date: Mon, 3 Aug 2020 18:05:56 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: <20200803122914.2259-5-paul@xen.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: xen-devel@lists.xenproject.org, Paul Durrant , Andrew Cooper Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" On 03.08.2020 14:29, Paul Durrant wrote: > From: Paul Durrant > > This patch converts the AMD IOMMU code to use the new page table allocator > function. This allows all the free-ing code to be removed (since it is now > handled by the general x86 code) which reduces TLB and cache thrashing as well > as shortening the code. > > Signed-off-by: Paul Durrant Reviewed-by: Jan Beulich