From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Liu Subject: Re: [PATCH v11 20/27] Support colo mode for qemu disk Date: Tue, 8 Mar 2016 17:22:13 +0000 Message-ID: <20160308172213.GS31271@citrix.com> References: <1457080891-26054-1-git-send-email-xiecl.fnst@cn.fujitsu.com> <1457080891-26054-21-git-send-email-xiecl.fnst@cn.fujitsu.com> <22233.52041.991289.737910@mariner.uk.xensource.com> <20160304203039.GI21173@char.us.oracle.com> <56DCE2FF.7060905@cn.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <56DCE2FF.7060905@cn.fujitsu.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Wen Congyang Cc: Lars Kurth , Changlong Xie , Wei Liu , Ian Campbell , Andrew Cooper , Jiang Yunhong , Ian Jackson , xen devel , Anthony Perard , Dong Eddie , Gui Jianfeng , Shriram Rajagopalan , Yang Hongyang List-Id: xen-devel@lists.xenproject.org T24gTW9uLCBNYXIgMDcsIDIwMTYgYXQgMTA6MTA6MDdBTSArMDgwMCwgV2VuIENvbmd5YW5nIHdy b3RlOgo+IE9uIDAzLzA1LzIwMTYgMDQ6MzAgQU0sIEtvbnJhZCBSemVzenV0ZWsgV2lsayB3cm90 ZToKPiA+IE9uIEZyaSwgTWFyIDA0LCAyMDE2IGF0IDA1OjUyOjA5UE0gKzAwMDAsIElhbiBKYWNr c29uIHdyb3RlOgo+ID4+IENoYW5nbG9uZyBYaWUgd3JpdGVzICgiW1BBVENIIHYxMSAyMC8yN10g U3VwcG9ydCBjb2xvIG1vZGUgZm9yIHFlbXUgZGlzayIpOgo+ID4+PiArRW5hYmxlIENPTE8gSEEg Zm9yIGRpc2suIEZvciBiZXR0ZXIgdW5kZXJzdGFuZGluZyBibG9jayByZXBsaWNhdGlvbiBvbgo+ ID4+PiArUUVNVSwgcGxlYXNlIHJlZmVyIHRvOgo+ID4+PiAraHR0cDovL3dpa2kucWVtdS5vcmcv RmVhdHVyZXMvQmxvY2tSZXBsaWNhdGlvbgo+ID4+Cj4gPj4gU29ycnksIEkgbWlzc2VkIHRoaXMg bGluayBvbiBteSBmaXJzdCBwYXNzLiAgSSBzdGlsbCB0aGluayB0aGF0IGF0IHRoZQo+ID4+IHZl cnkgbGVhc3QgdGhpcyBuZWVkcyBzb21ldGhpbmcgbW9yZSB1c2VyLWZhY2luZyAoaWUsIGhvdyBz aG91bGQgb25lCj4gPj4gc2V0IHRoaXMgdXApLgo+ID4+Cj4gPj4gQnV0LCBJJ20ga2luZCBvZiB3 b3JyaWVkIHRoYXQgcWVtdSBpcyB0aGUgd3JvbmcgcGxhY2UgdG8gYmUgZG9pbmcKPiA+PiB0aGlz Lgo+ID4+Cj4gPj4gSG93IGNhbiB0aGlzIGJlIG1hZGUgdG8gd29yayB3aXRoIFBWIGd1ZXN0cyA/ Cj4gPiAKPiA+IFFFTVUgY2FuIGFsc28gc2VydmUgUFYgZ3Vlc3RzIChxZGlzaykuCj4gPiAKPiA+ IEkgdGhpbmsgeW91ciBxdWVzdGlvbiBpcyBtb3JlIG9mIC0gd2hhdCBhYm91dCBtYWtpbmcgdGhp cyB3b3JrIHdpdGgKPiA+IFBWIGJsb2NrIGJhY2tlbmQ/Cj4gCj4gSSBkb24ndCBrbm93IGhvdyB0 byB3b3JrIHdpdGggUFYgYmxvY2sgYmFja2VuZC4gSXQgaXMgb25lIHJlYXNvbiB0aGF0Cj4gd2h5 IHdlIG9ubHkgc3VwcG9ydCBwdXJlIEhWTSBub3cuCj4gRm9yIFBWIGJsb2NrIGJhY2tlbmQsIHRo ZXJlIGlzIGFsc28gb3RoZXIgcHJvYmxlbS4gRm9yIGV4YW1wZSByZXN1bWluZwo+IGl0IGluIHRo ZSBzZWNvbmRhcnkgc2lkZSBpcyB2ZXJ5IHNsb3csIGJlY2F1c2Ugd2UgbmVlZCB0byBkaXNjb25u ZWN0IGFuZAo+IHJlY29ubmVjdC4KPiAKClN1cHBvcnRpbmcgUFYgZ3Vlc3QgaXMgY2VydGFpbmx5 IGdvaW5nIHRvIGJlIG5vbi10cml2aWFsLiBBbmQgSSBkb24ndAp0aGluayB3ZSB3b3VsZCBldmVy IGFzayB5b3UgdG8gYWN0dWFsbHkgaW1wbGVtZW50IHRoYXQuCgpUaGUgcG9pbnQgaXMgdG8gaGF2 ZSBhIHN0b3J5IHRoYXQgd2hlbiBvdGhlciBwZW9wbGUgd2FudCB0byBpbXBsZW1lbnQKQ09MTyBm b3IgUFYtYXdhcmUgZ3Vlc3RzIChQVkhWTSwgUFYgYW5kIFBWSCksIHRoZXkgYXJlIG5vdCBjcmlw cGxlZCBieQpleGlzdGluZyBpbnRlcmZhY2VzLgoKQ3VycmVudGx5IHRoZSBkaXNrIHNwZWMgc2Vl bXMgdG8gYmUgZGVzaWduZWQgZXhjbHVzaXZlbHkgZm9yIFFFTVUuIFRoaXMKaXMgbm90IHZlcnkg ZGVzaXJhYmxlLCBidXQgYXQgbGVhc3QgaXQgd291bGRuJ3Qgc3RvcCBwZW9wbGUgZnJvbSBlaXRo ZXIKcmV1c2luZyB0aGVtIG9yIGludmVudGluZyBuZXcgcGFyYW1ldGVycy4KCkZ1cnRoZXJtb3Jl LCBJIHRoaW5rIGNvbWluZyB1cCB3aXRoIGEgc3RvcnkgZm9yIFBWLWF3YXJlIGd1ZXN0cyAoUFZI Vk0sClBWIGFuZCBQVkgpIGlzIGFsc28gbm9uLXRyaXZpYWwuIEZvciBvbmUgdGhlIGRpc2sgcmVw bGljYXRpb24gbG9naWMgaXMKbm90IGltcGxlbWVudGVkIGluIFBWIGJsb2NrIGJhY2tlbmQsICB3 ZSdyZSBub3Qgc3VyZSBob3cgZmVhc2libGUgdG8KcmVwbGljYXRlIHRoaW5nIGluIFFFTVUgaW50 byBrZXJuZWwsIGJ1dCB3ZSdyZSBxdWl0ZSBzdXJlIGl0IGlzIG5vdApnb2luZyB0byBiZSB0cml2 aWFsIHRlY2huaWNhbGx5IGFuZCBwb2xpdGljYWxseS4gVGhlIHVuY2VydGFpbnR5IGlzIHRvbwpi aWcgdG8gY29tZSB1cCB3aXRoIGEgY2xlYXIgaWRlYSB3aGF0IGl0IHdvdWxkIGxvb2sgbGlrZS4K CldlaS4KCj4gVGhhbmtzCj4gV2VuIENvbmd5YW5nCj4gCj4gPj4KPiA+PiBXaGF0IGlmIGFuIEhW TSBndWVzdCBoYXMgUFYtb24tSFZNIGRyaXZlcnMgPyAgSW4gdGhpcyBjYXNlIHRoZXJlIG1pZ2h0 Cj4gPj4gYmUgdHdvIHJlbGV2YW50IHFlbXVzLCBvbmUgZm9yIHRoZSBxZGlzayBYZW4gUFYgYmxv Y2sgYmFja2VuZCwgYW5kIG9uZQo+ID4+IGZvciB0aGUgZW11bGF0ZWQgSURFLgo+ID4gCj4gPiBJ biBib3RoIGNhc2VzIFFFTVUgd291bGQgdXNlIHRoZSBzYW1lIHVuZGVybGF5aW5nIEFQSSB0byBh Y3R1YWxseSB3cml0ZS9yZWFkCj4gPiBvdXQgdGhlIGJsb2Nrcy4gVGhhdCBBUEkgd291bGQgdGhl biB1c2UgTkJELCBldGMgdG8gcmVwbGljYXRlIHdyaXRlcy4KPiA+IAo+ID4gTWF5YmUgYSBsaXR0 bGUgQVNDSUkgYXJ0Pwo+ID4gCj4gPiAJcWRpc2sgIGlkZQo+ID4gCSAgXCAgICAvCj4gPiAgICAg ICAgICAgIFwgIC8KPiA+ICAgICAgICAgICAgYmxvY2sgQVBJCj4gPiAgICAgICAgICAgICB8Cj4g PiAgICAgICAgICAgIFFDT1cyCj4gPiAgICAgICAgICAgICB8Cj4gPiAgICAgICAgICAgIE5CRAo+ ID4gCj4gPiBPciBzdWNoPwo+ID4gCj4gPj4KPiA+PiBJIGRvbid0IHVuZGVyc3RhbmQgaG93IGRp c2NyZXBhbnQgd3JpdGVzIGFyZSBkZXRlY3RlZC4gIFN1cmVseSB0aGV5Cj4gPj4gbWlnaHQgb2Nj dXIgYW5kIHNob3VsZCB0cmlnZ2VyIGEgcmVzeW5jaCA/Cj4gPj4KPiA+PiBJYW4uCj4gPiAKPiA+ IAo+ID4gLgo+ID4gCj4gCj4gCj4gCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4u b3JnCmh0dHA6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=