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=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 5ADC2C2D0C5 for ; Tue, 10 Dec 2019 10:22:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 31AC92073B for ; Tue, 10 Dec 2019 10:22:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575973322; bh=6Df/JQ/m4jJ9BtZm68ErO3aZU8IksXPQF3B1hEkYW7c=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=mukSAb9F5VKWtdhO+FCEqZg1t04yfFGv+uuLUMqc9Q7EnsUpkw9+yDur56WzoXKwZ qPCOpN9Y15msM+Vew6vor8AIkWgrjzS8rrUbm+mif9Y4lTiLPLVx3h7CnMPyBdWy+G WOnvhNYqZz//7S2k4/2dVIbtDBJrdpNpnxm9VzCQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727444AbfLJKWB (ORCPT ); Tue, 10 Dec 2019 05:22:01 -0500 Received: from mail-wm1-f52.google.com ([209.85.128.52]:52681 "EHLO mail-wm1-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727272AbfLJKV6 (ORCPT ); Tue, 10 Dec 2019 05:21:58 -0500 Received: by mail-wm1-f52.google.com with SMTP id p9so2503352wmc.2 for ; Tue, 10 Dec 2019 02:21:57 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=CSZM3uDVFbgkGr5DOjP7IcHDu8SRtqcHecCMBfj8wdY=; b=bk1OjF1VqQtJjMsGBNsVGJdfcBZnseHh4z8BN+rTKQ8xNgG+3ms3U0jzjSAZprHXS4 cdAbnxNvSHuqozBuZsINgY4wjARPKvOdJhRiu1MmY+KXFjk7PPoZGI6ZQnVExyyDXqsa 4+j4e2qioxqZS5X2PyxEbpTJQPJY3LiKI9ixESj2gfy0KsqYjPHA2D+XMnhDh2brQSPw WiNo33DRyBj8CIcvX0tbN34TJTZL3ndkdszop1nKWxNNC0uJuvwRlweYVy/Frn0+sNwd i08Q9zXYdlA1j4farnjdaQ59MAdLAr4xO3IyE/LJxzV58syIYyoLJRaNglN4lXQs0Nuy eEEA== X-Gm-Message-State: APjAAAU4uCU+at0TQA0GI/Pu9dizn3pSsN3yQhPy7RFyboKvPfVonqDa tblruliTUDVlAED7LqCq2SQ= X-Google-Smtp-Source: APXvYqy6ifGo1Gx4DRfjm9s/uVX87SaxM+rvYejqy3++2/RdsMTq7LWzLUAHDAUzgKq0o6g+yDvB7g== X-Received: by 2002:a1c:a382:: with SMTP id m124mr4339772wme.90.1575973316781; Tue, 10 Dec 2019 02:21:56 -0800 (PST) Received: from localhost (prg-ext-pat.suse.com. [213.151.95.130]) by smtp.gmail.com with ESMTPSA id k4sm2629758wmk.26.2019.12.10.02.21.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Dec 2019 02:21:56 -0800 (PST) Date: Tue, 10 Dec 2019 11:21:55 +0100 From: Michal Hocko To: Baoquan He Cc: David Hildenbrand , Balbir Singh , linux-kernel@vger.kernel.org, linux-mm@kvack.org, jgross@suse.com, akpm@linux-foundation.org Subject: Re: [Patch v2] mm/hotplug: Only respect mem= parameter during boot stage Message-ID: <20191210102155.GD10404@dhcp22.suse.cz> References: <20191210084413.21957-1-bhe@redhat.com> <75188d0f-c609-5417-aa2e-354e76b7ba6e@gmail.com> <429622cf-f0f4-5d80-d39d-b0d8a6c6605f@redhat.com> <20191210095002.GA10404@dhcp22.suse.cz> <20191210101100.GM2984@MiWiFi-R3L-srv> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191210101100.GM2984@MiWiFi-R3L-srv> User-Agent: Mutt/1.12.2 (2019-09-21) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue 10-12-19 18:11:00, Baoquan He wrote: > On 12/10/19 at 10:50am, Michal Hocko wrote: [...] > > [1] Btw. it would have been much better if you posted the version 2 only > > after all the feedback got discussed properly. > > You could have replied to wrong person. > > I don't know the use case David told. My motivation was to make memory hotplug > not impacted after boot. I thought I have got your question and answered > it. I will wait a little longer when post next time. let me reply to your original email. -- Michal Hocko SUSE Labs