From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ian Campbell Subject: Re: [PATCH v5 02/14] libxc/save: Adjust stream-position callbacks for checkpointed streams Date: Thu, 14 May 2015 12:18:21 +0100 Message-ID: <1431602301.13579.38.camel@citrix.com> References: <1431482044-21286-1-git-send-email-yanghy@cn.fujitsu.com> <1431482044-21286-3-git-send-email-yanghy@cn.fujitsu.com> <1431531979.8263.341.camel@citrix.com> <5553722A.8080300@citrix.com> <1431532599.8263.346.camel@citrix.com> <5553FFDF.9010504@cn.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <5553FFDF.9010504@cn.fujitsu.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Yang Hongyang Cc: wei.liu2@citrix.com, wency@cn.fujitsu.com, Andrew Cooper , yunhong.jiang@intel.com, eddie.dong@intel.com, xen-devel@lists.xen.org, rshriram@cs.ubc.ca, ian.jackson@eu.citrix.com List-Id: xen-devel@lists.xenproject.org On Thu, 2015-05-14 at 09:52 +0800, Yang Hongyang wrote: > > On 05/13/2015 11:56 PM, Ian Campbell wrote: > > On Wed, 2015-05-13 at 16:47 +0100, Andrew Cooper wrote: > >> On 13/05/15 16:46, Ian Campbell wrote: > >>> On Wed, 2015-05-13 at 09:53 +0800, Yang Hongyang wrote: > >>>> From: Andrew Cooper > >>>> > >>>> There are some records which should only be sent once in the stream, and not > >>>> repeated for each checkpoint. {start,end}_of_stream() become per-checkpoint, > >>>> and a new start_of_stream() is introduced. > >>>> > >>>> There is no resulting change record order, but the X86_PV_INFO record is > >>>> identified as once per stream. Currently the X86_PV_P2M_FRAMES record is as > >>>> well, but this is because of an implementation bug and can move back to being > >>>> on an as-needed basis when fixed. > >>>> > >>>> In addition, a few minor adjustments of comments and layout. > >>>> > >>>> Signed-off-by: Andrew Cooper > >>> Subject to my finding a suitable documentation update further down the > >>> series: > >>> > >>> Acked-by: Ian Campbell > >> > >> What update are you expecting? X86_PV_INFO is already strictly defined > >> as "sent once" in the spec. > > > > Something defining a checkpointed stread. > > I think this is done in the 3rd patch? Can I take this ack? Yes, thanks.