Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754478AbbGaXSl (ORCPT ); Fri, 31 Jul 2015 19:18:41 -0400 Received: from aserp1040.oracle.com ([141.146.126.69]:41888 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753482AbbGaXSk (ORCPT ); Fri, 31 Jul 2015 19:18:40 -0400 Date: Sat, 1 Aug 2015 01:18:26 +0200 From: Daniel Kiper To: David Vrabel Cc: linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org, linux-mm@kvack.org, Konrad Rzeszutek Wilk , Boris Ostrovsky Subject: Re: [PATCHv3 06/10] xen/balloon: only hotplug additional memory if required Message-ID: <20150731231826.GB3488@olila.local.net-space.pl> References: <1438275792-5726-1-git-send-email-david.vrabel@citrix.com> <1438275792-5726-7-git-send-email-david.vrabel@citrix.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1438275792-5726-7-git-send-email-david.vrabel@citrix.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-Source-IP: aserv0021.oracle.com [141.146.126.233] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 739 Lines: 19 On Thu, Jul 30, 2015 at 06:03:08PM +0100, David Vrabel wrote: > Now that we track the total number of pages (included hotplugged > regions), it is easy to determine if more memory needs to be > hotplugged. > > Add a new BP_WAIT state to signal that the balloon process needs to > wait until kicked by the memory add notifier (when the new section is > onlined by userspace). > > Signed-off-by: David Vrabel Reviewed-by: Daniel Kiper Daniel -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/