From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Durrant Subject: Re: ioreq server regression Date: Mon, 12 Dec 2016 16:33:59 +0000 Message-ID: References: <033c33ae-b0d8-5591-9d81-875ff98e88f8@oracle.com> <8c30c32d-6afc-6434-8b95-1a82e1e78dd9@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Andrew Cooper , Boris Ostrovsky , Jan Beulich , Juergen Gross , xen-devel Cc: "zhangchen.fnst@cn.fujitsu.com" List-Id: xen-devel@lists.xenproject.org PiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQ0KPiBGcm9tOiBQYXVsIER1cnJhbnQNCj4gU2Vu dDogMTIgRGVjZW1iZXIgMjAxNiAxNjoyOQ0KPiBUbzogQW5kcmV3IENvb3BlciA8QW5kcmV3LkNv b3BlcjNAY2l0cml4LmNvbT47IEJvcmlzIE9zdHJvdnNreQ0KPiA8Ym9yaXMub3N0cm92c2t5QG9y YWNsZS5jb20+OyBKYW4gQmV1bGljaCA8amJldWxpY2hAc3VzZS5jb20+OyBKdWVyZ2VuDQo+IEdy b3NzIDxqZ3Jvc3NAc3VzZS5jb20+OyB4ZW4tZGV2ZWwgPHhlbi1kZXZlbEBsaXN0cy54ZW4ub3Jn Pg0KPiBDYzogemhhbmdjaGVuLmZuc3RAY24uZnVqaXRzdS5jb20NCj4gU3ViamVjdDogUkU6IGlv cmVxIHNlcnZlciByZWdyZXNzaW9uDQo+IA0KPiA+IC0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0t DQo+ID4gRnJvbTogQW5kcmV3IENvb3Blcg0KPiA+IFNlbnQ6IDEyIERlY2VtYmVyIDIwMTYgMTY6 MjcNCj4gPiBUbzogUGF1bCBEdXJyYW50IDxQYXVsLkR1cnJhbnRAY2l0cml4LmNvbT47IEJvcmlz IE9zdHJvdnNreQ0KPiA+IDxib3Jpcy5vc3Ryb3Zza3lAb3JhY2xlLmNvbT47IEphbiBCZXVsaWNo IDxqYmV1bGljaEBzdXNlLmNvbT47IEp1ZXJnZW4NCj4gPiBHcm9zcyA8amdyb3NzQHN1c2UuY29t PjsgeGVuLWRldmVsIDx4ZW4tZGV2ZWxAbGlzdHMueGVuLm9yZz4NCj4gPiBDYzogemhhbmdjaGVu LmZuc3RAY24uZnVqaXRzdS5jb20NCj4gPiBTdWJqZWN0OiBSZTogaW9yZXEgc2VydmVyIHJlZ3Jl c3Npb24NCj4gPg0KPiA+IE9uIDEyLzEyLzE2IDE2OjIyLCBQYXVsIER1cnJhbnQgd3JvdGU6DQo+ ID4gPj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gPiA+PiBGcm9tOiBCb3JpcyBPc3Ry b3Zza3kgW21haWx0bzpib3Jpcy5vc3Ryb3Zza3lAb3JhY2xlLmNvbV0NCj4gPiA+PiBTZW50OiAx MiBEZWNlbWJlciAyMDE2IDE2OjAyDQo+ID4gPj4gVG86IFBhdWwgRHVycmFudCA8UGF1bC5EdXJy YW50QGNpdHJpeC5jb20+OyBKYW4gQmV1bGljaA0KPiA+ID4+IDxqYmV1bGljaEBzdXNlLmNvbT47 IEFuZHJldyBDb29wZXIgPEFuZHJldy5Db29wZXIzQGNpdHJpeC5jb20+Ow0KPiA+ID4+IEp1ZXJn ZW4gR3Jvc3MgPGpncm9zc0BzdXNlLmNvbT47IHhlbi1kZXZlbCA8eGVuLQ0KPiBkZXZlbEBsaXN0 cy54ZW4ub3JnPg0KPiA+ID4+IENjOiB6aGFuZ2NoZW4uZm5zdEBjbi5mdWppdHN1LmNvbQ0KPiA+ ID4+IFN1YmplY3Q6IGlvcmVxIHNlcnZlciByZWdyZXNzaW9uDQo+ID4gPj4NCj4gPiA+PiBMb29r cyBsaWtlIGNvbW1pdCBlN2RhYmU1OWMgKCJ4ODYvaHZtOiBkb24ndCB1bmNvbmRpdGlvbmFsbHkg Y3JlYXRlIGENCj4gPiA+PiBkZWZhdWx0IGlvcmVxIHNlcnZlciIpIGJyZWFrcyByZXN0b3JlIGZv ciBIVk0gZ3Vlc3RzLg0KPiA+ID4+DQo+ID4gPj4gSSBzZWUgInFlbXU6IGhhcmR3YXJlIGVycm9y OiBJbnZhbGlkIGlvcmVxIHR5cGUgMHg1MyIgaW4gcWVtdSBsb2cuDQo+ID4gPj4NCj4gPiA+IERh bW4sIHllcyB0aGF0IHdpbGwgYmUgdGhlIGNhc2Ugd2hlbiBtaWdyYXRpbmcgd2l0aCBsZWdhY3kg UUVNVS4uLg0KPiB3ZSdyZQ0KPiA+IGdvaW5nIHRvIG5lZWQgYW5vdGhlciBmbGFnIHRoYXQncyBz ZXQgb24gdGhlIGRvbWFpbiBieSB0aGUgcmVzdG9yZSBjb2RlIHNvDQo+ID4gdGhhdCB0aGUgZGVm YXVsdCBzZXJ2ZXIgYWxzbyBnZXRzIGNyZWF0ZWQgb24gcmVzdG9yZS4NCj4gPg0KPiA+IEkgZG9u J3QgdW5kZXJzdGFuZCB3aHkgdGhlIGV4aXN0aW5nIGNvZGUgZG9lc24ndCBzdWZmaWNlLiAgQSBk b21haW4NCj4gPiBiZWluZyByZXN0b3JlZCBpcyBjb25jZXB0dWFsbHkgbm8gZGlmZmVyZW50IGZy b20gb25lIHdoaWNoIGlzIHN0aWxsDQo+ID4gYmVpbmcgY29uc3RydWN0ZWQuDQo+ID4NCj4gPiBU aGUgY3JlYXRpb25fZmluaXNoZWQgZmxhZyBzaG91bGQgc3RpbGwgYmUgY2xlYXIgYXQgdGhpcyBw b2ludCBkdXJpbmcNCj4gPiByZXN0b3JlLg0KPiANCj4gVGhhdCdzIHRoZSBwcm9ibGVtLi4uIFRo ZSBjcmVhdGlvbiBmbGFnIGlzIGNsZWFyIHNvIHJlYWRpbmcgdGhlIEhWTSBwYXJhbXMNCj4gZG9l cyBub3QgaW5zdGFudGlhdGUgdGhlIGRlZmF1bHQgaW9yZXEgc2VydmVyIGluIHRoZSB0YXJnZXQg ZG9tYWluLg0KPiANCg0KU29ycnksIGlnbm9yZSBtZS4uLiBJIG15IGxvZ2ljIGJhY2t3YXJkcy4N Cg0KSSBndWVzcyB0aGUgY3JlYXRpb24gZmxhZyBtdXN0IGdldCBzZXQgdG9vIGVhcmx5IG9uIHJl c3RvcmUuDQoNCiAgUGF1bA0KDQo+ICAgUGF1bA0KPiANCj4gPiAgSXMgaXQgcGVyaGFwcyBzb21l dGhpbmcgZWxzZSBkb2luZyBhIHBhdXNlL3VucGF1c2Ugb24gdGhlDQo+ID4gZG9tYWluIGJlZm9y ZSBxZW11IHN0YXJ0cyB1cD8gIFRoZSBjcmVhdGlvbl9maW5pc2hlZCBmbGFnIHNob3VsZCBvbmx5 IGJlDQo+ID4gc2V0IGF0IHRoZSBmaXJzdCBwb2ludCB0aGUgcmVmY291bnQgZ29lcyB0byB6ZXJv LCBub3QgdGhlIGZpcnN0IHVucGF1c2UNCj4gPiBoeXBlcmNhbGwuDQo+ID4NCj4gPiB+QW5kcmV3 DQpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2 ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHBzOi8vbGlzdHMueGVu Lm9yZy94ZW4tZGV2ZWwK