From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Liu Subject: Re: live migrating hvm from 4.4 to 4.7 fails in ioreq server Date: Thu, 12 May 2016 15:10:33 +0100 Message-ID: <20160512141033.GK8063@citrix.com> References: <20160511121816.GA2789@aepfle.de> <57332413.7070507@citrix.com> <20160512105536.GI27070@citrix.com> <4915d7b7f61f4c248cd08eb1aad0fbbf@AMSPEX02CL03.citrite.net> <20160512130131.GJ8063@citrix.com> <7e8d52e29bd64c24b50a3286153e14d9@AMSPEX02CL03.citrite.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <7e8d52e29bd64c24b50a3286153e14d9@AMSPEX02CL03.citrite.net> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Paul Durrant Cc: Olaf Hering , Stefano Stabellini , Wei Liu , Andrew Cooper , "xen-devel@lists.xen.org" , Anthony Perard List-Id: xen-devel@lists.xenproject.org T24gVGh1LCBNYXkgMTIsIDIwMTYgYXQgMDI6MDM6MzFQTSArMDEwMCwgUGF1bCBEdXJyYW50IHdy b3RlOgo+ID4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0KPiA+IEZyb206IFdlaSBMaXUgW21h aWx0bzp3ZWkubGl1MkBjaXRyaXguY29tXQo+ID4gU2VudDogMTIgTWF5IDIwMTYgMTQ6MDIKPiA+ IFRvOiBQYXVsIER1cnJhbnQKPiA+IENjOiBXZWkgTGl1OyBBbmRyZXcgQ29vcGVyOyBPbGFmIEhl cmluZzsgeGVuLWRldmVsQGxpc3RzLnhlbi5vcmc7IEFudGhvbnkKPiA+IFBlcmFyZDsgU3RlZmFu byBTdGFiZWxsaW5pCj4gPiBTdWJqZWN0OiBSZTogW1hlbi1kZXZlbF0gbGl2ZSBtaWdyYXRpbmcg aHZtIGZyb20gNC40IHRvIDQuNyBmYWlscyBpbiBpb3JlcQo+ID4gc2VydmVyCj4gPiAKPiA+IE9u IFRodSwgTWF5IDEyLCAyMDE2IGF0IDAxOjM5OjQ5UE0gKzAxMDAsIFBhdWwgRHVycmFudCB3cm90 ZToKPiA+ID4gPiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQo+ID4gPiA+IEZyb206IFdlaSBM aXUgW21haWx0bzp3ZWkubGl1MkBjaXRyaXguY29tXQo+ID4gPiA+IFNlbnQ6IDEyIE1heSAyMDE2 IDExOjU2Cj4gPiA+ID4gVG86IFBhdWwgRHVycmFudAo+ID4gPiA+IENjOiBBbmRyZXcgQ29vcGVy OyBPbGFmIEhlcmluZzsgeGVuLWRldmVsQGxpc3RzLnhlbi5vcmc7IFdlaSBMaXUKPiA+ID4gPiBT dWJqZWN0OiBSZTogW1hlbi1kZXZlbF0gbGl2ZSBtaWdyYXRpbmcgaHZtIGZyb20gNC40IHRvIDQu NyBmYWlscyBpbiBpb3JlcQo+ID4gPiA+IHNlcnZlcgo+ID4gPiA+Cj4gPiA+ID4gT24gV2VkLCBN YXkgMTEsIDIwMTYgYXQgMTI6Mzg6NDZQTSArMDAwMCwgUGF1bCBEdXJyYW50IHdyb3RlOgo+ID4g PiA+ID4gPiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQo+ID4gPiA+ID4gPiBGcm9tOiBBbmRy ZXcgQ29vcGVyIFttYWlsdG86YW5kcmV3LmNvb3BlcjNAY2l0cml4LmNvbV0KPiA+ID4gPiA+ID4g U2VudDogMTEgTWF5IDIwMTYgMTM6MjMKPiA+ID4gPiA+ID4gVG86IE9sYWYgSGVyaW5nOyB4ZW4t ZGV2ZWxAbGlzdHMueGVuLm9yZzsgUGF1bCBEdXJyYW50Cj4gPiA+ID4gPiA+IFN1YmplY3Q6IFJl OiBbWGVuLWRldmVsXSBsaXZlIG1pZ3JhdGluZyBodm0gZnJvbSA0LjQgdG8gNC43IGZhaWxzIGlu Cj4gPiBpb3JlcQo+ID4gPiA+ID4gPiBzZXJ2ZXIKPiA+ID4gPiA+ID4KPiA+ID4gPiA+ID4gT24g MTEvMDUvMTYgMTM6MTgsIE9sYWYgSGVyaW5nIHdyb3RlOgo+ID4gPiA+ID4gPiA+IE1pZ3JhdGlu ZyBhIEhWTSBndWVzdCBmcm9tIHN0YWdpbmctNC40IHRvIHN0YWdpbmcgZmFpbHM6Cj4gPiA+ID4g PiA+ID4KPiA+ID4gPiA+ID4gPiAjIGNhdCAvdmFyL2xvZy94ZW4vcWVtdS1kbS1mdi14NjQtc2xl czEyc3AxLWNsZWFuLS1pbmNvbWluZy5sb2cKPiA+ID4gPiA+ID4gPiBjaGFyIGRldmljZSByZWRp cmVjdGVkIHRvIC9kZXYvcHRzLzMgKGxhYmVsIHNlcmlhbDApCj4gPiA+ID4gPiA+ID4geGVuOiBp b3JlcSBzZXJ2ZXIgY3JlYXRlOiBDYW5ub3QgYWxsb2NhdGUgbWVtb3J5Cj4gPiA+ID4gPiA+ID4g cWVtdS1zeXN0ZW0teDg2XzY0OiB4ZW4gaGFyZHdhcmUgdmlydHVhbCBtYWNoaW5lIGluaXRpYWxp c2F0aW9uCj4gPiBmYWlsZWQKPiA+ID4gPiA+ID4gPgo+ID4gPiA+ID4gPiA+IExvb2tzIGxpa2Ug aHZtX2FsbG9jX2lvcmVxX2dtZm4gZmluZHMgbm8gYml0IGluCj4gPiA+ID4gPiA+ID4gZC0+YXJj aC5odm1fZG9tYWluLmlvcmVxX2dtZm4ubWFzay4gIElzIHRoZXJlIGEgc2xpbSBjaGFuZ2UgdGhh dAo+ID4gNC40Cj4gPiA+ID4gPiA+IGRvZXMgbm90Cj4gPiA+ID4gPiA+ID4ga25vdyBhYm91dCBI Vk1fUEFSQU1fTlJfSU9SRVFfU0VSVkVSX1BBR0VTLCBhbmQgYXMgYQo+ID4gcmVzdWx0Cj4gPiA+ ID4gNC43Cj4gPiA+ID4gPiA+IGZhaWxzIHRvCj4gPiA+ID4gPiA+ID4gY29uZmlndXJlIHRoZSBn dWVzdCBwcm9wZXJseT8KPiA+ID4gPiA+ID4KPiA+ID4gPiA+ID4gSFZNX1BBUkFNX05SX0lPUkVR X1NFUlZFUl9QQUdFUyB3YXMgaW50cm9kdWNlZCBpbiA0LjYgaWlyYy4KPiA+ID4gPiBDQydpbmcK PiA+ID4gPiA+ID4gUGF1bAo+ID4gPiA+ID4gPiB3aG8gZGlkIHRoaXMgd29yay4KPiA+ID4gPiA+ Cj4gPiA+ID4gPiBUaGUgcHJvYmxlbSBpcyBiZWNhdXNlIHRoZSBuZXcgUUVNVSB3aWxsIGFzc3Vt ZSB0aGF0IHRoZSBndWVzdCB3YXMKPiA+ID4gPiBwcm92aXNpb25lZCB3aXRoIGlvcmVxIHNlcnZl ciBwYWdlcy4gU29tZWhvdyBpdCBuZWVkcyB0byBrbm93IHRvCj4gPiBiZWhhdmUKPiA+ID4gPiBh cyBhICdkZWZhdWx0JyBpb3JlcSBzZXJ2ZXIgKGFzIHFlbXUgdHJhZCB3b3VsZCkgaW4gd2hpY2gg Y2FzZSB0aGUKPiA+ID4gPiBjb21wYXRpYmlsaXR5IGNvZGUgaW4gdGhlIGh5cGVydmlzb3Igd291 bGQgRFRSVC4gSSBndWVzcyBpdCB3b3VsZCBiZSBvayB0bwo+ID4gPiA+IGp1c3QgaGF2ZSBRRU1V IGZhbGwgYmFjayB0byB0aGUgb2xkICdkZWZhdWx0JyBIVk0gcGFyYW0gbWVjaGFuaXNtIGlmCj4g PiA+ID4gY3JlYXRpb24gb2YgYW4gSU9SRVEgc2VydmVyIGZhaWxzLiBUaGUgb25seSBvdGhlciB3 YXkgb3V0IHdvdWxkIGJlIGFsbG93Cj4gPiBYZW4KPiA+ID4gPiB0byAnc3RlYWwnIHRoZSBkZWZh dWx0IHNlcnZlcidzIHBhZ2VzIGlmIGl0IGRvZXNuJ3QgZXhpc3QuCj4gPiA+ID4gPiBUaGUgZm9y bWVyIG9idmlvdXNseSByZXF1aXJlcyBhIHBhdGNoIHRvIFFFTVUgKGJ1dCB0aGUgY29tcGF0IGNv ZGUKPiA+ID4gPiBhbHJlYWR5IGV4aXN0cyBhcyBhIGNvbXBpbGUtdGltZSBvcHRpb24gc28gaXQn cyBwcm9iYWJseSBhIHNtYWxsLWlzaCBjaGFuZ2UpCj4gPiA+ID4gYW5kIHRoZSBsYXR0ZXIgcmVx dWlyZXMgYSBwYXRjaCB0byBYZW4uIFdoaWNoIGlzIG1vcmUgcHJlZmVyYWJsZSBhdCB0aGlzCj4g PiA+ID4gc3RhZ2U/Cj4gPiA+ID4gPgo+ID4gPiA+Cj4gPiA+ID4gUGxlYXNlIGhlbHAgbWUgdW5k ZXJzdGFuZDogYm90aCB3YXlzIHJlcXVpcmUgcGF0Y2hpbmcgbGF0ZXN0IHhlbi5naXQgb3IKPiA+ ID4gPiBxZW11LmdpdCwgbm90IHBhdGNoaW5nIHhlbiA0LjQgb3IgdGhlIHFlbXUgc2hpcHBlZCBp biA0LjQuIFJpZ2h0Pwo+ID4gPiA+Cj4gPiA+Cj4gPiA+IFJpZ2h0LiBXZSBlaXRoZXIgaGF2ZSB0 byBtYWtlIFFFTVUgYWNjZXB0IHRoYXQgYSBWTSBjYW4ndCBzdXBwb3J0IHRoZQo+ID4gaW9yZXEg c2VydmVyIGh5cGVyY2FsbHMsIG9yIGhhdmUgWGVuIG1ha2UgdGhlbSB3b3JrIGZvciBvbGQgVk1z LiBOb3RoaW5nCj4gPiBoYXMgdG8gYmUgZG9uZSB0byB0aGUgb2xkZXIgWGVuIG9yIFFFTVUuCj4g PiA+Cj4gPiAKPiA+IE9LLiBUaGFua3MgZm9yIHRoZSBleHBsYW5hdGlvbi4KPiA+IAo+ID4gSSdt IG5laXRoZXIgdGhlIFFFTVUgbWFpbnRhaW5lciBub3IgdGhlIFhlbiBtYWludGFpbmVyLCBzbyBJ J3ZlIENDJ2VkCj4gPiBBbnRob255IGFuZCBTdGVmYW5vIGZvciB5b3UuCj4gPiAKPiA+IElmIEkg d2VyZSB0byBjaG9vc2UsIEkgd291bGQgY2hvb3NlIHRvIHBhdGNoIFFFTVUgdG8ga2VlcCB0aGUg aHlwZXJ2c2lvcgo+ID4gYXMgc2ltcGxlIGFzIHBvc3NpYmxlLgo+ID4gCj4gPiBGcm9tIGEgcmVs ZWFzZSBwb2ludCBvZiB2aWV3LCBib3RoIHdheXMgcmVxdWlyZSB1cyB0byBwdXQgYSBwYXRjaAo+ ID4gaW4tdHJlZSwgc28gaXQgZG9lc24ndCBtYWtlIG11Y2ggb2YgYSBkaWZmZXJlbmNlIHRvIG1l Lgo+ID4KPiAKPiBPay4gRG8geW91IHJlZ2FyZCB0aGlzIGFzIGEgY3JpdGljYWwgaXNzdWUgZm9y IDQuNz8KPiAKCk91ciBnZW5lcmFsIHN1cHBvcnQgc3RhdGVtZW50IGlzIHRvIHN1cHBvcnQgTi0+ TisxIG1pZ3JhdGlvbiwgc28gaXQgaXMKbm90IHJlYWxseSBjcml0aWNhbCBmb3IgbWUuIE9uIHRo ZSBvdGhlciBoYW5kLCBpZiB0aGUgZml4IGlzIG5vdCBvdmVybHkKY29tcGxleCwgaXQgd291bGQg YmUgbmljZSB0byBoYXZlIGZvciA0LjcuCgpOb3RlIHRoYXQgdGhlIGZpeCB3aWxsIG5lZWQgdG8g YmUgaW4gdXBzdHJlYW0gUUVNVSBmaXJzdCBiZWZvcmUgaXQgY2FuCmJlIGNoZXJyeS1waWNrZWQg dG8gb3VyIHRyZWUsIHNvIHRoZXJlIGlzIHJpc2sgdGhhdCBpdCBtaWdodCBqdXN0IGJlCmJsb2Nr ZWQgb24gUUVNVSBzaWRlIChJIGhhdmVuJ3QgY2hlY2tlZCB0aGVpciBzY2hlZHVsZSkuIFNvIEkg d291bGRuJ3QKcmVhbGx5IGJsb2NrIHhlbiByZWxlYXNlIGp1c3QgZm9yIHRoYXQuCgpJZiBmb3Ig c29tZSByZWFzb24gKGVpdGhlciB5b3UgZG9uJ3QgaGF2ZSB0aW1lIG9yIHRoZSBwYXRjaCBpcyBi bG9ja2VkCm9uIFFFTVUgc2lkZSkgdGhlIGZpeCBkb2Vzbid0IG1ha2UgNC43LjAgSSB3b3VsZCBz dWdnZXN0IFFFTVUgbWFpbnRhaW5lcgp0byBiYWNrcG9ydCB0byA0LjcuMSBldGMuCgpXZWkuCgo+ ICAgUGF1bAo+ICAKPiA+IFdlaS4KPiA+IAo+ID4gPiAgIFBhdWwKPiA+ID4KPiA+ID4gPiBXZWku Cj4gPiA+ID4KPiA+ID4gPiA+ICAgUGF1bAo+ID4gPiA+ID4KPiA+ID4gPiA+ID4KPiA+ID4gPiA+ ID4gfkFuZHJldwo+ID4gPiA+ID4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KPiA+ID4gPiA+IFhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKPiA+ID4gPiA+IFhl bi1kZXZlbEBsaXN0cy54ZW4ub3JnCj4gPiA+ID4gPiBodHRwOi8vbGlzdHMueGVuLm9yZy94ZW4t ZGV2ZWwKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhl bi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcKaHR0cDovL2xpc3Rz Lnhlbi5vcmcveGVuLWRldmVsCg==