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=unavailable 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 77DA6C83000 for ; Wed, 29 Apr 2020 16:42:17 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 4E3D320787 for ; Wed, 29 Apr 2020 16:42:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4E3D320787 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1jTpmb-0005Rt-6V; Wed, 29 Apr 2020 16:42:01 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1jTpmZ-0005Ro-ON for xen-devel@lists.xenproject.org; Wed, 29 Apr 2020 16:41:59 +0000 X-Inumbo-ID: 57f8d71a-8a38-11ea-b07b-bc764e2007e4 Received: from mail-wm1-f66.google.com (unknown [209.85.128.66]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id 57f8d71a-8a38-11ea-b07b-bc764e2007e4; Wed, 29 Apr 2020 16:41:59 +0000 (UTC) Received: by mail-wm1-f66.google.com with SMTP id e26so2772630wmk.5 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=ByMUSrur6ph09MPg67mnA/w3gvsZAN4fqFrrccbWGrJn9CygTcsy2RyBFxs71jUdf8 b5Qp4+vKbEW9Y/HFn9F8MWUEaXDjacqh4BUOc6eNPq9lM4U/dycOv4OQIZaJ7PuvbS51 LyWeE2vr0pqxFDRB+3/fN/W2jVxpmUpNMAkvAuAmGf7nbyzwBSqoDF/ihDAQ5OArHyoH n6CpYLsGD5S0mfJoMB3HpofGmft3UzxKt19LJZapdTJ3empXGO2aAdEPkH1ejcxEeFsz CbKsERjvsMIXv2WG1wpqBJ1qcnINLcqHS2RagZytfEZMDNUjGjJdL0VpI/1So31J8+uR MFsg== X-Gm-Message-State: AGi0PuY94vbXo4LiPLEIIM0Goq5kADKYknv0yHklXFcTTiVfK1V78fGw etsKBr5AsBRIdYqWER04nNA= 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 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-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: linux-hyperv@vger.kernel.org, Michal Hocko , "Michael S . Tsirkin" , Benjamin Herrenschmidt , Jason Wang , Heiko Carstens , Pingfan Liu , virtualization@lists.linux-foundation.org, linux-mm@kvack.org, Paul Mackerras , "K. Y. Srinivasan" , Boris Ostrovsky , virtio-dev@lists.oasis-open.org, Wei Liu , Stefano Stabellini , Dave Jiang , Baoquan He , linux-nvdimm@lists.01.org, Vishal Verma , linux-acpi@vger.kernel.org, Wei Yang , xen-devel@lists.xenproject.org, Len Brown , Nathan Lynch , Vasily Gorbik , linux-s390@vger.kernel.org, Haiyang Zhang , Leonardo Bras , Stephen Hemminger , Dan Williams , Michal Hocko , Christian Borntraeger , Oscar Salvador , Juergen Gross , Pankaj Gupta , Greg Kroah-Hartman , "Rafael J. Wysocki" , linux-kernel@vger.kernel.org, Thomas Gleixner , Eric Biederman , Michael Ellerman , Andrew Morton , linuxppc-dev@lists.ozlabs.org Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" 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