From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: [Patch v3 0/5] KVM: Guest page hinting Date: Wed, 11 Oct 2017 14:49:31 -0400 Message-ID: <20171011184931.GD20833@char.us.oracle.com> References: <20171010183923.7982-1-nilal@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: kvm@vger.kernel.org, pbonzini@redhat.com, pagupta@redhat.com, wei.w.wang@intel.com, yang.zhang.wz@gmail.com, riel@redhat.com, david@redhat.com, mst@redhat.com To: nilal@redhat.com Return-path: Received: from aserp1040.oracle.com ([141.146.126.69]:48531 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751906AbdJKStj (ORCPT ); Wed, 11 Oct 2017 14:49:39 -0400 Content-Disposition: inline In-Reply-To: <20171010183923.7982-1-nilal@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: On Tue, Oct 10, 2017 at 02:39:18PM -0400, nilal@redhat.com wrote: > The following patch-set proposes an efficient mechanism for handing freed memory between the guest and the host. It enables the guests with DAX (no page cache) to rapidly free and reclaim memory to and from the host respectively. > > Changelog in V3: > -A new hinting_vq is added to virtio_balloon for the usage of guest page hinting > -Implmentation to pass hyperlist entries to the host via hinting_vq > -Basic functional testing for this support is done > > Virtio interface changes are picked up from Wei's patch-set for Virtio-balloon enhancement[3]. "Wei, How would you like me to credit you in the final patch?") Since VirtIO is an offical specification, is OASIS working through the changes in the spec that the implementation has? > > [1] http://www.spinics.net/lists/kvm/msg153666.html > [2] https://www.spinics.net/lists/kvm/msg155471.html > [3] http://www.spinics.net/lists/kvm/msg152734.html >