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=-5.5 required=3.0 tests=INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham 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 4A7E5C83004 for ; Wed, 29 Apr 2020 16:42:01 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id E7752208FE for ; Wed, 29 Apr 2020 16:42:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E7752208FE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 5ED158E0005; Wed, 29 Apr 2020 12:42:00 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 59CD28E0001; Wed, 29 Apr 2020 12:42:00 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 4B1D28E0005; Wed, 29 Apr 2020 12:42:00 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0018.hostedemail.com [216.40.44.18]) by kanga.kvack.org (Postfix) with ESMTP id 3470F8E0001 for ; Wed, 29 Apr 2020 12:42:00 -0400 (EDT) Received: from smtpin03.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id EC5665C0 for ; Wed, 29 Apr 2020 16:41:59 +0000 (UTC) X-FDA: 76761459558.03.metal39_4b9c20fb34606 X-HE-Tag: metal39_4b9c20fb34606 X-Filterd-Recvd-Size: 4933 Received: from mail-wm1-f66.google.com (mail-wm1-f66.google.com [209.85.128.66]) by imf42.hostedemail.com (Postfix) with ESMTP for ; Wed, 29 Apr 2020 16:41:59 +0000 (UTC) Received: by mail-wm1-f66.google.com with SMTP id u127so2769934wmg.1 for ; Wed, 29 Apr 2020 09:41:59 -0700 (PDT) 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=b1NmnG+Bha+R6DCsicsXkjR18of0wt/SYtjmCqwDrqU=; b=cU3XolcvwtXg+LJgKEt8Fh4d0iPH5TXjkvpCPT3XB0+2+TJNqfpzRKr4b89JabPCpo k3hbcPWamJ/QidiXhEdz9+hEYdydewsUqf3+MAflBRm0dCPR70M6wQsSVV3l0HVQEoHT 42Xig2K7VIwz5dpspcoQp2kJW1XYB5IkmjZQkqTTFr7zU+aMZz1sFQrC2qCZwVBKiLxA vVYn/hi/x2XH/g2DqSo0lgJAHZsyRF3jRg3/GsMxPSpUXwoJFFNZHO8HQP5yIMyXyQda B+mn1clYxJ6OI4q8aYTDhO/FJ5/tn9KjiQDKhlm/2TDvjYUZuhPwi187yrYqfsDuIHO0 5Ctg== X-Gm-Message-State: AGi0PuayFgmIdraRarTt5TvcfHQIF3KCOQq/BW16nGLjJqyg/2G33XWC nW8y5FRKFzK0gNdZdn7bnDU= X-Google-Smtp-Source: APiQypK92COmCk6jtDXQuM8RbqIzlQmTZkmvIjtD7/GMtqebIJTWbJ+7ip3K+A9bRbw+AFyvMNQEDw== X-Received: by 2002:a1c:2383:: with SMTP id j125mr4175112wmj.6.1588178518352; Wed, 29 Apr 2020 09:41:58 -0700 (PDT) Received: from liuwe-devbox-debian-v2.j3c5onc20sse1dnehy4noqpfcg.zx.internal.cloudapp.net ([51.145.34.42]) by smtp.gmail.com with ESMTPSA id i25sm8360761wml.43.2020.04.29.09.41.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Apr 2020 09:41:57 -0700 (PDT) Date: Wed, 29 Apr 2020 16:41:55 +0000 From: Wei Liu To: David Hildenbrand Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, virtio-dev@lists.oasis-open.org, virtualization@lists.linux-foundation.org, linuxppc-dev@lists.ozlabs.org, linux-acpi@vger.kernel.org, linux-nvdimm@lists.01.org, linux-hyperv@vger.kernel.org, linux-s390@vger.kernel.org, xen-devel@lists.xenproject.org, Michal Hocko , Andrew Morton , "Michael S . Tsirkin" , Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , "Rafael J. Wysocki" , Len Brown , Greg Kroah-Hartman , Dan Williams , Vishal Verma , Dave Jiang , "K. Y. Srinivasan" , Haiyang Zhang , Stephen Hemminger , Wei Liu , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , Jason Wang , Boris Ostrovsky , Juergen Gross , Stefano Stabellini , Thomas Gleixner , Pingfan Liu , Leonardo Bras , Nathan Lynch , Oscar Salvador , Michal Hocko , Baoquan He , Wei Yang , Pankaj Gupta , Eric Biederman Subject: Re: [PATCH v1 1/3] mm/memory_hotplug: Prepare passing flags to add_memory() and friends Message-ID: <20200429164154.ctflq4ouwrwwe4wq@liuwe-devbox-debian-v2.j3c5onc20sse1dnehy4noqpfcg.zx.internal.cloudapp.net> References: <20200429160803.109056-1-david@redhat.com> <20200429160803.109056-2-david@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200429160803.109056-2-david@redhat.com> User-Agent: NeoMutt/20180716 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Apr 29, 2020 at 06:08:01PM +0200, David Hildenbrand wrote: > We soon want to pass flags - prepare for that. > > This patch is based on a similar patch by Oscar Salvador: > > https://lkml.kernel.org/r/20190625075227.15193-3-osalvador@suse.de > [...] > --- > drivers/hv/hv_balloon.c | 2 +- > diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c > index 32e3bc0aa665..0194bed1a573 100644 > --- a/drivers/hv/hv_balloon.c > +++ b/drivers/hv/hv_balloon.c > @@ -726,7 +726,7 @@ static void hv_mem_hot_add(unsigned long start, unsigned long size, > > nid = memory_add_physaddr_to_nid(PFN_PHYS(start_pfn)); > ret = add_memory(nid, PFN_PHYS((start_pfn)), > - (HA_CHUNK << PAGE_SHIFT)); > + (HA_CHUNK << PAGE_SHIFT), 0); > > if (ret) { > pr_err("hot_add memory failed error is %d\n", ret); Acked-by: Wei Liu