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_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 42CA8C43331 for ; Wed, 1 Apr 2020 22:53:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 16D842071A for ; Wed, 1 Apr 2020 22:53:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Wtlmw4dp" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389527AbgDAWxn (ORCPT ); Wed, 1 Apr 2020 18:53:43 -0400 Received: from mail-pj1-f66.google.com ([209.85.216.66]:55945 "EHLO mail-pj1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389504AbgDAWxm (ORCPT ); Wed, 1 Apr 2020 18:53:42 -0400 Received: by mail-pj1-f66.google.com with SMTP id fh8so713178pjb.5; Wed, 01 Apr 2020 15:53:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=qukBrnnromGiSCTnyz4L9HyTen8DUq+f4oJWku7HGRc=; b=Wtlmw4dpm0UzBF2ljJcSpqIpYf97R9uDwQrPvVTbaSenQDwQi3zvynD1LIClNrkmgr v32L1eIqgqLy8+C0tdcrFx4NIBZ+wCN4R412gfu4QxRCwZ/sfOT+dVSTGIlEgQDGKtGc Mg2L1WUgME8bLCAaxIKdcIbhbxS3s9IFK/YwjeBMFT7Vb2xPaA7fb+x64nCK4sIPQ7xi OT9fFgOcgErtV+krCWbMjDBk81Ulu08eQ45eeJHeZI25BbvV06cZq4TegLtjkQiD05oj h5vYGZaD//05KrmpM84Jafe7Po1SM+DipPPAjmVtfyugjt6UBeOGQ0szs/M0DCyqRWvN 8BtA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=qukBrnnromGiSCTnyz4L9HyTen8DUq+f4oJWku7HGRc=; b=fsnN4NEthXjtf5VOkHrGrqUOel+mbpR5CBdCVgoHLXzzdxhI/lcS7NKpcFjRx5a5V2 WzYpkIVP33JDIrvVRdExZHX3eQfIfEvjvHiuLLuM5rCD1LHrcfx4dWqBRf16Cg69bQRN lp5fhRRFNnzFrSIW/AcCfyWFR3gKP28BWTnOm1yAtK+dw5rJMviEDO/aeUCeODipozUI 6NpOktm862h6p+stVd9pTh+xM+dhzb4+lpWR30GI3YAZmeR0hp+MeRAqFD0cjIw6WqAf /KeB3mCfipY9G9INr4N5AoOFyexAViGZBIrBol1232UCVg0bfKNG9Hw4jp/fWtpNcAA1 f2kA== X-Gm-Message-State: AGi0PuYWyKksAV4lc2Ih5qIytaj+0kXmGkKsDfVGlTNJQA4zYMKHt9U0 9xd5IhWPZXwBtOo/526O8juGoCir X-Google-Smtp-Source: APiQypKdEp028ZPQjbmb21Al2LBskm5n5yoA6i/WOLkLRtbqs/InmFgJatpLUGky6jX9D+uBLxMQRg== X-Received: by 2002:a17:902:242:: with SMTP id 60mr133733plc.245.1585781621214; Wed, 01 Apr 2020 15:53:41 -0700 (PDT) Received: from [192.168.86.235] (c-73-241-150-58.hsd1.ca.comcast.net. [73.241.150.58]) by smtp.gmail.com with ESMTPSA id m68sm2554947pjb.0.2020.04.01.15.53.39 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 01 Apr 2020 15:53:40 -0700 (PDT) Subject: Re: [PATCH] iommu/vt-d: add NUMA awareness to intel_alloc_coherent() To: Eric Dumazet , Christoph Hellwig Cc: linux-kernel , Benjamin Serebrin , David Woodhouse , Joerg Roedel , iommu@lists.linux-foundation.org, netdev References: <1517438756.3715.108.camel@gmail.com> <20180202185301.GA8232@infradead.org> From: Eric Dumazet Message-ID: <34c70805-44f5-6697-3ebf-2f4d56779454@gmail.com> Date: Wed, 1 Apr 2020 15:53:38 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2/2/18 10:59 AM, Eric Dumazet wrote: > On Fri, Feb 2, 2018 at 10:53 AM, Christoph Hellwig wrote: >> I've got patches pending to replace all that code with >> dma_direct_alloc, which will do the right thing. They were >> submitted for 4.16, and I will resend them after -rc1. > > I see, thanks Christoph ! > Hi Christoph It seems 4.16 has shipped ( :) ) , and intel_alloc_coherent() still has no NUMA awareness. Should I respin https://lore.kernel.org/patchwork/patch/884326/ Thanks !