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Sat, 7 Sep 2019 15:03:32 +0000 From: Jason Gunthorpe To: Jason Wang CC: "mst@redhat.com" , "kvm@vger.kernel.org" , "virtualization@lists.linux-foundation.org" , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "aarcange@redhat.com" , "jglisse@redhat.com" , "linux-mm@kvack.org" Subject: Re: [PATCH 0/2] Revert and rework on the metadata accelreation Thread-Topic: [PATCH 0/2] Revert and rework on the metadata accelreation Thread-Index: AQHVY+VUnpT/Tzy9vUuDxdg4xWUdk6cdHGCAgAFQPoCAAeZoAA== Date: Sat, 7 Sep 2019 15:03:32 +0000 Message-ID: <20190907150330.GC2940@mellanox.com> References: <20190905122736.19768-1-jasowang@redhat.com> <20190905135907.GB6011@mellanox.com> <7785d39b-b4e7-8165-516c-ee6a08ac9c4e@redhat.com> In-Reply-To: <7785d39b-b4e7-8165-516c-ee6a08ac9c4e@redhat.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: LO2P265CA0437.GBRP265.PROD.OUTLOOK.COM (2603:10a6:600:e::17) To VI1PR05MB4141.eurprd05.prod.outlook.com (2603:10a6:803:4d::16) authentication-results: spf=none (sender IP is ) smtp.mailfrom=jgg@mellanox.com; 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Sat, 7 Sep 2019 15:03:32 +0000 Received: from VI1PR05MB4141.eurprd05.prod.outlook.com ([fe80::79a3:d971:d1f3:ab6f]) by VI1PR05MB4141.eurprd05.prod.outlook.com ([fe80::79a3:d971:d1f3:ab6f%7]) with mapi id 15.20.2220.022; Sat, 7 Sep 2019 15:03:32 +0000 From: Jason Gunthorpe To: Jason Wang CC: "mst@redhat.com" , "kvm@vger.kernel.org" , "virtualization@lists.linux-foundation.org" , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "aarcange@redhat.com" , "jglisse@redhat.com" , "linux-mm@kvack.org" Subject: Re: [PATCH 0/2] Revert and rework on the metadata accelreation Thread-Topic: [PATCH 0/2] Revert and rework on the metadata accelreation Thread-Index: AQHVY+VUnpT/Tzy9vUuDxdg4xWUdk6cdHGCAgAFQPoCAAeZoAA== Date: Sat, 7 Sep 2019 15:03:32 +0000 Message-ID: <20190907150330.GC2940@mellanox.com> References: <20190905122736.19768-1-jasowang@redhat.com> <20190905135907.GB6011@mellanox.com> <7785d39b-b4e7-8165-516c-ee6a08ac9c4e@redhat.com> In-Reply-To: <7785d39b-b4e7-8165-516c-ee6a08ac9c4e@redhat.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: LO2P265CA0437.GBRP265.PROD.OUTLOOK.COM (2603:10a6:600:e::17) To VI1PR05MB4141.eurprd05.prod.outlook.com (2603:10a6:803:4d::16) authentication-results: spf=none (sender IP is ) smtp.mailfrom=jgg@mellanox.com; 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received-spf: None (protection.outlook.com: mellanox.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: xxuY2pPvq99pYKWpjAcid3zlFUBcjTLJ8Y+Z3fG9th2PQaVrjiwokecx4TBf7/K55bxWRjZXOIxbNCCky7m53B+05MF5yJlHnKOzhXy61nlqG+VFPG/QpTl0GskJYagSGB2w5jZ62JdTV/TVdTTDc34uQD+YGuar/y8M/v+e3uy0SGvIX9xTzin+23ksCsC0JNqeTFgiGsbGdjEoFCPcr/Yso6SIleJR9Y55GADfIKj4cY8vD+imsMq1V0+7ofAie3XlbfyOYpO62lGyo4Y9xrP3iykNXAKmpTcxZIMatq7HphcXQBPJ8XDF3C+dYn2oXEu/j0/UVaf9kvq2tEvmtfIERZteMFSPOzCeVHqRG42PwFr7jv260c7z+sW4ZCV0Kd1fgL9N5oOjw6K5T+5cX2q0tzeipH5lsQLfsmjDgHE= x-ms-exchange-transport-forked: True Content-Type: text/plain; charset="utf-8" Content-ID: <1C5F76DC2A6AD84FA5F277E8F3D586C0@eurprd05.prod.outlook.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: 8a921fc1-10d9-47f0-8a50-08d733a48c92 X-MS-Exchange-CrossTenant-originalarrivaltime: 07 Sep 2019 15:03:32.4230 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: a652971c-7d2e-4d9b-a6a4-d149256f461b X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: UrS2Fv3py7cTCu60J+995/F+M9vCTlkTcKEpTXwyUHexsIja+Pm03l4VhLxxADzr8eLVJdrA0ZFPomovx9/S/w== X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR05MB3328 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: T24gRnJpLCBTZXAgMDYsIDIwMTkgYXQgMDY6MDI6MzVQTSArMDgwMCwgSmFzb24gV2FuZyB3cm90 ZToNCj4gDQo+IE9uIDIwMTkvOS81IOS4i+WNiDk6NTksIEphc29uIEd1bnRob3JwZSB3cm90ZToN Cj4gPiBPbiBUaHUsIFNlcCAwNSwgMjAxOSBhdCAwODoyNzozNFBNICswODAwLCBKYXNvbiBXYW5n IHdyb3RlOg0KPiA+ID4gSGk6DQo+ID4gPiANCj4gPiA+IFBlciByZXF1ZXN0IGZyb20gTWljaGFl bCBhbmQgSmFzb24sIHRoZSBtZXRhZGF0YSBhY2NlbHJlYXRpb24gaXMNCj4gPiA+IHJldmVydGVk IGluIHRoaXMgdmVyc2lvbiBhbmQgcmV3b3JrIGluIG5leHQgdmVyc2lvbi4NCj4gPiA+IA0KPiA+ ID4gUGxlYXNlIHJldmlldy4NCj4gPiA+IA0KPiA+ID4gVGhhbmtzDQo+ID4gPiANCj4gPiA+IEph c29uIFdhbmcgKDIpOg0KPiA+ID4gICAgUmV2ZXJ0ICJ2aG9zdDogYWNjZXNzIHZxIG1ldGFkYXRh IHRocm91Z2gga2VybmVsIHZpcnR1YWwgYWRkcmVzcyINCj4gPiA+ICAgIHZob3N0OiByZS1pbnRy b2R1Y2luZyBtZXRhZGF0YSBhY2NlbGVyYXRpb24gdGhyb3VnaCBrZXJuZWwgdmlydHVhbA0KPiA+ ID4gICAgICBhZGRyZXNzDQo+ID4gVGhlcmUgYXJlIGEgYnVuY2ggb2YgcGF0Y2hlcyBpbiB0aGUg cXVldWUgYWxyZWFkeSB0aGF0IHdpbGwgaGVscA0KPiA+IHZob3N0LCBhbmQgSSBhIHdvcmtpbmcg b24gb25lIGZvciBuZXh0IGN5Y2xlIHRoYXQgd2lsbCBoZWxwIGFsb3QgbW9yZQ0KPiA+IHRvby4N Cj4gDQo+IA0KPiBJIHdpbGwgY2hlY2sgdGhvc2UgcGF0Y2hlcywgYnV0IGlmIHlvdSBjYW4gZ2l2 ZSBtZSBzb21lIHBvaW50ZXJzIG9yIGtleXdvcmRzDQo+IGl0IHdvdWxkIGJlIG11Y2ggYXBwcmVj aWF0ZWQuDQoNCllvdSBjYW4gbG9vayBoZXJlOg0KDQpodHRwczovL2dpdGh1Yi5jb20vamd1bnRo b3JwZS9saW51eC9jb21taXRzL21tdV9ub3RpZmllcg0KDQpUaGUgZmlyc3QgcGFydHMsIHRoZSBn ZXQvcHV0IGFyZSBpbiB0aGUgaG1tIHRyZWUsIGFuZCB0aGUgbGFzdCBwYXJ0LA0KdGhlIGludGVy dmFsIHRyZWUgaW4gdGhlIGxhc3QgY29tbWl0IGlzIHN0aWxsIGEgV0lQLCBidXQgaXQgd291bGQN CnJlbW92ZSBhbG90IG9mIHRoYXQgY29kZSBmcm9tIHZob3N0IGFzIHdlbGwuDQoNCkphc29uDQo= From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Gunthorpe Subject: Re: [PATCH 0/2] Revert and rework on the metadata accelreation Date: Sat, 7 Sep 2019 15:03:32 +0000 Message-ID: <20190907150330.GC2940@mellanox.com> References: <20190905122736.19768-1-jasowang@redhat.com> <20190905135907.GB6011@mellanox.com> <7785d39b-b4e7-8165-516c-ee6a08ac9c4e@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <7785d39b-b4e7-8165-516c-ee6a08ac9c4e@redhat.com> Content-Language: en-US Content-ID: <1C5F76DC2A6AD84FA5F277E8F3D586C0@eurprd05.prod.outlook.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: Jason Wang Cc: "aarcange@redhat.com" , "kvm@vger.kernel.org" , "mst@redhat.com" , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "virtualization@lists.linux-foundation.org" , "linux-mm@kvack.org" , "jglisse@redhat.com" List-Id: virtualization@lists.linuxfoundation.org T24gRnJpLCBTZXAgMDYsIDIwMTkgYXQgMDY6MDI6MzVQTSArMDgwMCwgSmFzb24gV2FuZyB3cm90 ZToNCj4gDQo+IE9uIDIwMTkvOS81IOS4i+WNiDk6NTksIEphc29uIEd1bnRob3JwZSB3cm90ZToN Cj4gPiBPbiBUaHUsIFNlcCAwNSwgMjAxOSBhdCAwODoyNzozNFBNICswODAwLCBKYXNvbiBXYW5n IHdyb3RlOg0KPiA+ID4gSGk6DQo+ID4gPiANCj4gPiA+IFBlciByZXF1ZXN0IGZyb20gTWljaGFl bCBhbmQgSmFzb24sIHRoZSBtZXRhZGF0YSBhY2NlbHJlYXRpb24gaXMNCj4gPiA+IHJldmVydGVk IGluIHRoaXMgdmVyc2lvbiBhbmQgcmV3b3JrIGluIG5leHQgdmVyc2lvbi4NCj4gPiA+IA0KPiA+ ID4gUGxlYXNlIHJldmlldy4NCj4gPiA+IA0KPiA+ID4gVGhhbmtzDQo+ID4gPiANCj4gPiA+IEph c29uIFdhbmcgKDIpOg0KPiA+ID4gICAgUmV2ZXJ0ICJ2aG9zdDogYWNjZXNzIHZxIG1ldGFkYXRh IHRocm91Z2gga2VybmVsIHZpcnR1YWwgYWRkcmVzcyINCj4gPiA+ICAgIHZob3N0OiByZS1pbnRy b2R1Y2luZyBtZXRhZGF0YSBhY2NlbGVyYXRpb24gdGhyb3VnaCBrZXJuZWwgdmlydHVhbA0KPiA+ ID4gICAgICBhZGRyZXNzDQo+ID4gVGhlcmUgYXJlIGEgYnVuY2ggb2YgcGF0Y2hlcyBpbiB0aGUg cXVldWUgYWxyZWFkeSB0aGF0IHdpbGwgaGVscA0KPiA+IHZob3N0LCBhbmQgSSBhIHdvcmtpbmcg b24gb25lIGZvciBuZXh0IGN5Y2xlIHRoYXQgd2lsbCBoZWxwIGFsb3QgbW9yZQ0KPiA+IHRvby4N Cj4gDQo+IA0KPiBJIHdpbGwgY2hlY2sgdGhvc2UgcGF0Y2hlcywgYnV0IGlmIHlvdSBjYW4gZ2l2 ZSBtZSBzb21lIHBvaW50ZXJzIG9yIGtleXdvcmRzDQo+IGl0IHdvdWxkIGJlIG11Y2ggYXBwcmVj aWF0ZWQuDQoNCllvdSBjYW4gbG9vayBoZXJlOg0KDQpodHRwczovL2dpdGh1Yi5jb20vamd1bnRo b3JwZS9saW51eC9jb21taXRzL21tdV9ub3RpZmllcg0KDQpUaGUgZmlyc3QgcGFydHMsIHRoZSBn ZXQvcHV0IGFyZSBpbiB0aGUgaG1tIHRyZWUsIGFuZCB0aGUgbGFzdCBwYXJ0LA0KdGhlIGludGVy dmFsIHRyZWUgaW4gdGhlIGxhc3QgY29tbWl0IGlzIHN0aWxsIGEgV0lQLCBidXQgaXQgd291bGQN CnJlbW92ZSBhbG90IG9mIHRoYXQgY29kZSBmcm9tIHZob3N0IGFzIHdlbGwuDQoNCkphc29uDQpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpWaXJ0dWFsaXph dGlvbiBtYWlsaW5nIGxpc3QKVmlydHVhbGl6YXRpb25AbGlzdHMubGludXgtZm91bmRhdGlvbi5v cmcKaHR0cHM6Ly9saXN0cy5saW51eGZvdW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8vdmly dHVhbGl6YXRpb24=