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=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,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 28512C433E0 for ; Wed, 8 Jul 2020 06:44:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0068F206E2 for ; Wed, 8 Jul 2020 06:44:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=intel-com.20150623.gappssmtp.com header.i=@intel-com.20150623.gappssmtp.com header.b="wNd/BPey" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729726AbgGHGo2 (ORCPT ); Wed, 8 Jul 2020 02:44:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33944 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726174AbgGHGo2 (ORCPT ); Wed, 8 Jul 2020 02:44:28 -0400 Received: from mail-ej1-x643.google.com (mail-ej1-x643.google.com [IPv6:2a00:1450:4864:20::643]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1DDA5C061755 for ; Tue, 7 Jul 2020 23:44:28 -0700 (PDT) Received: by mail-ej1-x643.google.com with SMTP id w6so49189487ejq.6 for ; Tue, 07 Jul 2020 23:44:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=intel-com.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=H3S5tywqz97erjS7LDzXGuHTrdnZD9VUuldP8+itAa4=; b=wNd/BPeyXfjIe9yIh34g3N8qUwFz9ejUIZFpntOXvJnwbBzo/+oz8abHw3rWSPuac9 nqBaSoZK3Gy3yDqwdX2f/vp0IOteYuV7fzbQLe3PRgLLKe4tjlA7S17w1H2qEsImmbqQ lS/4zO1NKhijvhCJOaJVWNT9pkkEcByZXljDcxLjfb1YfdDt5VEgx7xrG3rJnb3ztz1Y Wax2NeMhGGhftDM3IILIDFrh81bWe0QWll2I98iAlA1u7WQSpiQ9Ye163WAyu8mijWiU oiOH838fBNvZlkyVB5A/7OY3CN4Wvcvj+knJQlpRhDPsOTmqBla+/PjydbM3II5CnTJ0 Xawg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=H3S5tywqz97erjS7LDzXGuHTrdnZD9VUuldP8+itAa4=; b=uCvlPmIFpk847L/aZJHyYm/6u6ZQV4HAYzB21BCv8xHTQEojc5EbFrM14fmbfMkxPj iNgNfWsU2rtoIdC7DUTlq5odKeZYZU2wlTgqYzeG7ECx/Gb5Fxsumz/OO9AHCYaJBIXI kMp1iC/frbGblPSeRZXUdqO0oiBfVB3E2EtLhafccAuZHvfzFyuWq/8FgTwzp+ZSdy/G ApkfD+gqY3/k10kmww94WpT6MrqqUsy3cBAymahDKzAG9ftDh8Fhyp8xUPXCk/K5xmkg 11wR+/FwsrR9hYAGg5ugyzylTlmp/yw3kvKlOuhgx33u1LeDRlHz5UNLx6z/bxqnTw7A CU2Q== X-Gm-Message-State: AOAM531YzNgRh6BXSLhSQ5ajSfzy/FgAt/n5Dhf6/Gng3CsChIUzjogu kA2SFV69z6KmVYdYV5A2OeBOwEuWK3hgLidPLcYkaw== X-Google-Smtp-Source: ABdhPJx4SQlGZTtKojNW/mWzWPOIk3H66jdIvXjAOSf3+ZTHKHnHHoak+j4hKVLWKfpDLoxfuBGf+OkOtlqLn0keYoQ= X-Received: by 2002:a17:906:b888:: with SMTP id hb8mr49967426ejb.124.1594190666893; Tue, 07 Jul 2020 23:44:26 -0700 (PDT) MIME-Version: 1.0 References: <20200707055917.143653-1-justin.he@arm.com> <20200707055917.143653-2-justin.he@arm.com> <20200707115454.GN5913@dhcp22.suse.cz> <20200708053239.GC386073@linux.ibm.com> <20200708061934.GD386073@linux.ibm.com> In-Reply-To: <20200708061934.GD386073@linux.ibm.com> From: Dan Williams Date: Tue, 7 Jul 2020 23:44:15 -0700 Message-ID: Subject: Re: [PATCH v2 1/3] arm64/numa: export memory_add_physaddr_to_nid as EXPORT_SYMBOL_GPL To: Mike Rapoport Cc: Justin He , Michal Hocko , David Hildenbrand , Catalin Marinas , Will Deacon , Vishal Verma , Dave Jiang , Andrew Morton , Baoquan He , Chuhong Yuan , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , "linux-nvdimm@lists.01.org" , Kaly Xin Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 7, 2020 at 11:20 PM Mike Rapoport wrote: [..] > > Darn, I saw ARCH_KEEP_MEMBLOCK and had delusions of grandeur that it > > could solve my numa api woes. At least for x86 the problem is already > > solved with reserved numa_meminfo, but now I'm trying to write generic > > drivers that use those apis and finding these gaps on other archs. > > I'm not sure if x86's numa_meminfo is a part of the solution or a part > of the problem ;-) More the latter, but hopefully it can remain an exception and not the rule.