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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A2FC8C433EF for ; Mon, 4 Oct 2021 18:13:46 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id 1CE1B61247 for ; Mon, 4 Oct 2021 18:13:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 1CE1B61247 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 65A3E4B2A1; Mon, 4 Oct 2021 14:13:45 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id mu4bKtmuDZrN; Mon, 4 Oct 2021 14:13:44 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 822C64B2A5; Mon, 4 Oct 2021 14:13:44 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id CEAAD4B252 for ; Mon, 4 Oct 2021 14:13:42 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 106aZNYUjWeo for ; Mon, 4 Oct 2021 14:13:40 -0400 (EDT) Received: from mail-oi1-f171.google.com (mail-oi1-f171.google.com [209.85.167.171]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id C61B24B29E for ; Mon, 4 Oct 2021 14:13:40 -0400 (EDT) Received: by mail-oi1-f171.google.com with SMTP id v10so22725336oic.12 for ; Mon, 04 Oct 2021 11:13:40 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=7MmG9UNeaN9rX2Xe0UpnHbblcz68hViXX139qRa5xqs=; b=VPDZPLLIapdnctCEZWricxqBLfeIFjWBm+lukVyu4+t5tDlYDY61Dmp05cAef0glhQ IvLTnF8QwsNV2DnAhmxTpuUrFfcOMfVOafaOhCj4eciMR062IMUzGYAT7opWjmSeCWvn nDi2aQn+brzNOaaurtbqz2zunwlge6bC6LZq+GOGa0S/Hnt8gK/Xu8NvSpRVkSakfqYr wSjwU7j3AZih15ox56TNOcI1k/FgR36BkcaEFrRqPLFtOmHfUXYytu5+LK7SiEFy4zkq Li9GY02q4R3htSZv0IxQbJy7CpL4BUwhaDHnyxI6Wrcn9D5GvGzSSeG0SNri+H5u3bll STUg== X-Gm-Message-State: AOAM530Tbuiza3g1ALoG7F2YnSU3MwrE9G/48CPYsfoLLEyz2/w+pAv0 NNImnTu5m+jFua3TQN4zJg== X-Google-Smtp-Source: ABdhPJx0ioUdg1qmUioj/6ORoTI6fqApCcPadwhZIZ/aH8TQKsWdiLD5MArO3D+E2krV4WhpTIUqEA== X-Received: by 2002:aca:1b09:: with SMTP id b9mr14672812oib.55.1633371220108; Mon, 04 Oct 2021 11:13:40 -0700 (PDT) Received: from robh.at.kernel.org (66-90-148-213.dyn.grandenetworks.net. [66.90.148.213]) by smtp.gmail.com with ESMTPSA id d7sm2973690ooa.36.2021.10.04.11.13.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 04 Oct 2021 11:13:39 -0700 (PDT) Received: (nullmailer pid 1588507 invoked by uid 1000); Mon, 04 Oct 2021 18:13:38 -0000 Date: Mon, 4 Oct 2021 13:13:38 -0500 From: Rob Herring To: Gavin Shan Subject: Re: [PATCH v2 1/2] Documentation, dt, numa: Add note to empty NUMA node Message-ID: References: <20210927064119.127285-1-gshan@redhat.com> <20210927064119.127285-2-gshan@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210927064119.127285-2-gshan@redhat.com> Cc: devicetree@vger.kernel.org, linux-efi@vger.kernel.org, maz@kernel.org, rdunlap@infradead.org, linux-kernel@vger.kernel.org, shan.gavin@gmail.com, catalin.marinas@arm.com, will@kernel.org, kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu On Mon, 27 Sep 2021 14:41:18 +0800, Gavin Shan wrote: > The empty memory nodes, where no memory resides in, are allowed. > The NUMA node IDs are still valid and parsed, but memory may be > added to them through hotplug afterwards. Currently, QEMU fails > to boot when multiple empty memory nodes are specified. It's > caused by device-tree population failure and duplicated memory > node names. > > The device-tree specification doesn't provide how empty NUMA > nodes are handled. Besides, I finds difficulty to get where > this case is documented. So lets add a section for empty memory > nodes to cover it in NUMA binding document. > > Signed-off-by: Gavin Shan > --- > Documentation/devicetree/bindings/numa.txt | 46 +++++++++++++++++++++- > 1 file changed, 45 insertions(+), 1 deletion(-) > Applied, thanks! _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm