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, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 79B3CC433E0 for ; Mon, 6 Jul 2020 17:48:10 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 490BA2053B for ; Mon, 6 Jul 2020 17:48:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="MeeCjkui" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 490BA2053B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:56816 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jsVDt-00057T-I0 for qemu-devel@archiver.kernel.org; Mon, 06 Jul 2020 13:48:09 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:44746) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jsVDF-0004bj-QO; Mon, 06 Jul 2020 13:47:29 -0400 Received: from mail-qk1-x741.google.com ([2607:f8b0:4864:20::741]:37994) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jsVDE-0006XL-7b; Mon, 06 Jul 2020 13:47:29 -0400 Received: by mail-qk1-x741.google.com with SMTP id e13so35619348qkg.5; Mon, 06 Jul 2020 10:47:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=message-id:subject:from:to:cc:in-reply-to:references:organization :mime-version:date:user-agent:content-transfer-encoding; bh=QqyagR0cCLEnmduIUcuxSmnmTikYnG6rB5q0IMBXseI=; b=MeeCjkuiWYTVUMY9AgU3mCo9gUKQ2tsowGVaqrgB+N9MuFCRrzAYVWlilau08lcIC4 +16h2QtfTWiNN5n5FbHTszeAUdi7x07kiF5+ddtsZuAF80fV/sPSlcMt/w2VOJuBJo6p wq4Su/pQ31HMNbrmtV8BdXpdD1XTlv6BvapEFi/df34YrcHgAE1pIRt9vrRYiMA87SOq JucLPgrrVbh8JrGWp6zbNBJdCnc5uOEqU51pmdk0H3rplBY0Czw5XEKezjkZPrrWT4Rq GN1hTE7WKcBUJwEjkPLcskyG8grJpgVgPUWqxhUTqbgidCdYokdB5a3stXB5RknN/LuE yyrQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:subject:from:to:cc:in-reply-to :references:organization:mime-version:date:user-agent :content-transfer-encoding; bh=QqyagR0cCLEnmduIUcuxSmnmTikYnG6rB5q0IMBXseI=; b=EM5i755aR3/3V4gumJS8ah4TqWg3G5QyXVbOQZ0BuJiWZsbAzbzkc65f2cEZB6WN76 wBqwv3tzjQv6c4rnNCK93YSPX4aUuU9ZJ4zWBMbKEQpIBPOhliUIsH6/kJJgfBX7u7R+ MkWCZ+giV3rmBDA3xUojwmF6vCXriPCgwarZ46pzYHqPKpyqgefJZ4JiQM6ZOsC7g2rA 5c2Rp2ddzNzDm/8kqtDVc3kmksPpL5tjQNrE4wHlNdDQ2ZZnYFZBIqdsvrrf1XppXxhI iXZ+R/ls/kkKmZv6A0VCDydhZOl6+bict0Lezf1mABNlD7HunbbKzJsTAG6bmI4h4lue oLGw== X-Gm-Message-State: AOAM531leioN7AQ71HRqYj7Bz7mKrMY0c+esCB3YgtHelNjFJxST0fb4 1+VEjwUbvYMwg+MB7dwFnM0= X-Google-Smtp-Source: ABdhPJxMeWhn+ZA8Ws4seyby5qITkiTtf/4EMU9+6idJG26GJ0wHAEdlJSYhgND2SXevMZYos1AG9g== X-Received: by 2002:a05:620a:205e:: with SMTP id d30mr49532395qka.450.1594057646125; Mon, 06 Jul 2020 10:47:26 -0700 (PDT) Received: from LeoBras (179-125-148-98.dynamic.desktop.com.br. [179.125.148.98]) by smtp.gmail.com with ESMTPSA id d135sm19443874qkg.117.2020.07.06.10.47.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 06 Jul 2020 10:47:25 -0700 (PDT) Message-ID: <29a2bce461f47a52beb0377640216b3362f8026e.camel@gmail.com> Subject: Re: [RESEND PATCH v3 1/1] ppc/spapr: Add hotremovable flag on DIMM LMBs on drmem_v2 From: Leonardo Bras To: David Gibson , Bharata B Rao In-Reply-To: <20200511200201.58537-1-leobras.c@gmail.com> References: <20200511200201.58537-1-leobras.c@gmail.com> Organization: IBM Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Date: Mon, 06 Jul 2020 14:45:55 -0300 User-Agent: Evolution 3.34.4 (3.34.4-1.fc31) Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::741; envelope-from=leobras.c@gmail.com; helo=mail-qk1-x741.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-ppc@nongnu.org, qemu-devel@nongnu.org, Bharata B Rao Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Mon, 2020-05-11 at 17:02 -0300, Leonardo Bras wrote: > The new SPAPR_LMB_FLAGS_HOTREMOVABLE flag helps Linux to put this memory in > the correct memory zone, so no unmovable allocations are made there, > allowing the object to be easily hot-removed by device_del and > object_del. > > This new flag was accepted in Power Architecture documentation. FYI: LoPAR released for public review. https://openpowerfoundation.org/?resource_lib=linux-on-power-architecture-reference-a-papr-linux-subset-review-draft It contains the new flag implemented by this patch.