From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Durrant Subject: Re: Overlaped PIO with multiple ioreq_server (Xen4.6.1) Date: Thu, 28 Apr 2016 09:46:57 +0000 Message-ID: <2207476cf32b4e8fad39374a6ebd8a1f@AMSPEX02CL03.citrite.net> References: Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: George Dunlap , Martin Cerveny Cc: Paolo Bonzini , "xen-devel@lists.xensource.com" List-Id: xen-devel@lists.xenproject.org PiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQ0KPiBGcm9tOiBHZW9yZ2UgRHVubGFwDQo+IFNl bnQ6IDI4IEFwcmlsIDIwMTYgMDk6NTENCj4gVG86IE1hcnRpbiBDZXJ2ZW55DQo+IENjOiB4ZW4t ZGV2ZWxAbGlzdHMueGVuc291cmNlLmNvbTsgUGFvbG8gQm9uemluaTsgUGF1bCBEdXJyYW50DQo+ IFN1YmplY3Q6IFJlOiBbWGVuLWRldmVsXSBPdmVybGFwZWQgUElPIHdpdGggbXVsdGlwbGUgaW9y ZXFfc2VydmVyDQo+IChYZW40LjYuMSkNCj4gDQo+IE9uIFdlZCwgQXByIDI3LCAyMDE2IGF0IDg6 MzggUE0sIE1hcnRpbiBDZXJ2ZW55IDxtYXJ0aW5AYy1ob21lLmN6Pg0KPiB3cm90ZToNCj4gPiBI ZWxsby4NCj4gPg0KPiA+IEkgaGF2ZSBwcm9ibGVtIHdpdGggbXVsdGlwbGUgaW9yZXFfc2VydmVy cw0KPiA+IHNlcnZlciAxIChlbXVsYXRlcyBWR0EpIGFuZCBzZXJ2ZXIgMiAocWVtdSkuDQo+ID4N Cj4gPiBFbXVsYXRpb24gVkdBIHNlcnZlciBtYXBzIFZHQSBQSU8gcmVnaXN0ZXJzICgzYzAtM2Nm LCAzYjQtM2I1IC4uLikNCj4gPiBRZW11IG1hcHMgImFsbCIgUElPIHNwYWNlICgwLWZmZmYpDQo+ ID4gKHJlZjoNCj4gPiBodHRwOi8veGVuYml0cy54ZW4ub3JnL2dpdHdlYi8/cD1xZW11LQ0KPiB4 ZW4uZ2l0O2E9YmxvYjtmPWV4ZWMuYztoPTQ2ZmU3MGVkNDlmODVkMDYzODA2MWFhNWIwOWYxZjlk NTIxYjBiZDM7aGINCj4gPTE4ZjJjZTRiZmU2N2Y5YjM4MTQzZDlkOTYyMDdlNDljOTJiNjg4MWMj bDIwMDcNCj4gPiApDQo+ID4gWGVuIGRvZXMgbm90IGNoZWNrIG92ZXJsYXAgZXJyb3JzIGJldHdl ZW4gaW9yZXFfc2VydmVycw0KPiA+IChyZWY6DQo+ID4NCj4gaHR0cDovL3hlbmJpdHMueGVuLm9y Zy9naXR3ZWIvP3A9eGVuLmdpdDthPWJsb2I7Zj14ZW4vYXJjaC94ODYvaHZtL2h2bQ0KPiAuYzto PTE4NmUwMWUzYjA1YTAyNjRlOGY0NTM4YjIyNmRhMmZlZWQ1MGQxMWE7aGI9ZDc3YmFjNWMwNjRm ZmI5ZGJiDQo+IDViODliNTViODk4NTNmMWI3ODRlYmYjbDEyNTINCj4gPiApDQo+ID4gWGVuIGNo b29zZSAiZmlyc3QgbWF0Y2giDQo+ID4gKHJlZjoNCj4gPg0KPiBodHRwOi8veGVuYml0cy54ZW4u b3JnL2dpdHdlYi8/cD14ZW4uZ2l0O2E9YmxvYjtmPXhlbi9hcmNoL3g4Ni9odm0vaHZtDQo+IC5j O2g9MTg2ZTAxZTNiMDVhMDI2NGU4ZjQ1MzhiMjI2ZGEyZmVlZDUwZDExYTtoYj1kNzdiYWM1YzA2 NGZmYjlkYmINCj4gNWI4OWI1NWI4OTg1M2YxYjc4NGViZiNsMjU5NA0KPiA+ICkNCj4gPg0KPiA+ IEluIG15IGNhc2UgYWxsIHJlcXVlc3RzIHRvIFZHQSBQSU8gYXJlIHNlbnQgdG8gcWVtdSAocWVt dSBWR0EgaXMgZGlzYWJsZWQNCj4gPiB3aXRoIHBhcmFtZXRlciAiLWRpc3BsYXkgbm9uZSIvIi12 Z2Egbm9uZSIpIGFuZCBkcm9wcGVkLg0KPiA+IEVtdWxhdGlvbiBWR0Egc2VydmVyIHJlY2VpdmVz IG9ubHkgbWVtb3J5IHVwZGF0ZXMgKGVnLiBhMDAwMC1iZmZmZikuDQo+ID4NCj4gPiBJcyB0aGlz IHByb2JsZW0gcmVzb2x2ZWQgaW4gdXBkYXRlcyAoYWN0dWFsIGNvZGUgbG9va3MgdGhlIHNhbWUg KGlvcmVxLmMpKSA/DQo+ID4gSXMgdGhlcmUgYW55IHByaW9yaXRpemF0aW9uIGJldHdlZW4gaW9y ZXFfc2VydmVycyAoYnV0IGl0IGlzIHByb2JhYmx5IGJhZA0KPiA+IGlkZWEpID8NCj4gPiBTaG91 bGQgdGhlIElPIG1hcHBpbmcgY2hlY2sgb3ZlcmxhcCBiZXR3ZWVuIGlvcmVxX3NlcnZlcnMgKGJ1 dCBpdCBpcw0KPiA+IHByb2JhYmx5IGJhZCBpZGVhKSA/DQo+ID4gU2hvdWxkIHRoZSBxZW11IElP IG1hcCBvbmx5IGVtdWxhdGVkIGFyZWFzICh3aHkgaXQgbmVlZHMgYWxsID8pID8NCj4gDQo+IEkg dGhpbmsgdGhlIGlkZWEgd2FzIHRoYXQgZGV2aWNlbW9kZWxzIHNob3VsZCBvbmx5IHJlcXVlc3Qg SU8gcG9ydHMNCj4gZm9yIGRldmljZXMgdGhleSBhY3R1YWxseSBpbnRlbmQgdG8gZW11bGF0ZS4g IEl0IHNvdW5kcyBsaWtlIHRoaXMgaXMNCj4gYW4gdW5maW5pc2hlZCBpbXBsZW1lbnRhdGlvbiBp bnNpZGUgb2YgcWVtdS4NCj4gDQoNCkRvZXMgUUVNVSByZWFsbHkgbWFwIGFsbCBvZiBQSU8gc3Bh Y2U/IFRoYXQncyBub3QgdGhlIGJlaGF2aW91ciBJIG9ic2VydmVkIGxhc3QgdGltZSBJIGxvb2tl ZC4gVGhlIG1lbW9yeV9yZWdpb25faW5pdF9pbygpIGZ1bmN0aW9uIGp1c3QgaW5pdGlhbGl6ZXMg UUVNVSdzIGludGVybmFsIGhhbmRsZXJzIElJUkM7IEkgdGhpbmsgdGhlIElPIHJhbmdlcyBnZXQg cmVnaXN0ZXJlZCB3aXRoIFhlbiB3aGVuIHRoZSBpbmRpdmlkdWFsIGRldmljZSBtb2RlbHMgaW5p dGlhbGl6ZS4gSWYgeW91IGxvb2sgaW4geGVuX2NvbW1vbi5oIChpbiBRRU1VKSB0aGVuIHlvdSds bCBub3RlIHRoYXQgdGhlcmUgYXJlIHRyYWNlcG9pbnRzIG9uIGFsbCB0aGUgbWFwL3VubWFwIGNh bGxzLCBzbyBpZiB5b3UgdXNlIGFuIGV2ZW50cyBsaXN0IHN1Y2ggYXMgdGhlIGZvbGxvd2luZzoN Cg0KeGVuX21hcF9tbWlvX3JhbmdlDQp4ZW5fdW5tYXBfbW1pb19yYW5nZQ0KeGVuX21hcF9wb3J0 aW9fcmFuZ2UNCnhlbl91bm1hcF9wb3J0aW9fcmFuZ2UNCnhlbl9tYXBfcGNpZGV2DQp4ZW5fdW5t YXBfcGNpZGV2DQp4ZW5faW9yZXFfc2VydmVyX2NyZWF0ZQ0KeGVuX2lvcmVxX3NlcnZlcl9kZXN0 cm95DQp4ZW5faW9yZXFfc2VydmVyX3N0YXRlDQoNCnRoZW4geW91J2xsIGJlIGFibGUgdG8gc2Vl IGFsbCB0aGUgaW5kaXZpZHVhbCByYW5nZSByZWdpc3RyYXRpb25zIGFuZCBkZXJlZ2lzdHJhdGlv bnMgYXMgd2VsbCB0aGUgaW9yZXEgc2VydmVyIGxpZmVjeWNsZS4NCg0KRldJVywgSSBoYXZlIG15 IG93biB2Z2Eva2JkL21vdXNlIGVtdWxhdG9yIHdoaWNoIEkndmUgaGFwcGlseSB1c2VkIGFsb25n c2lkZSBRRU1VIChzZWUgaHR0cDovL3hlbmJpdHMueGVuLm9yZy9naXR3ZWIvP3A9cGVvcGxlL3Bh dWxkdS9kZW11LmdpdDthPXNob3J0bG9nO2g9cmVmcy9oZWFkcy9jb25zb2xlKSwgYWx0aG91Z2gg aXQncyBiZWVuIGEgd2hpbGUgc2luY2UgSSBsYXN0IHRlc3RlZCBpdC4NCg0KICBQYXVsDQoNCj4g IC1HZW9yZ2UNCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f Clhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcKaHR0cDovL2xp c3RzLnhlbi5vcmcveGVuLWRldmVsCg==