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16 Mar 2022 13:58:24 -0700 Date: Wed, 16 Mar 2022 14:01:40 -0700 From: Jacob Pan To: "Tian, Kevin" Subject: Re: [PATCH v2 3/8] iommu/vt-d: Implement device_pasid domain attach ops Message-ID: <20220316140140.76bb24c6@jacob-builder> In-Reply-To: References: <20220315050713.2000518-1-jacob.jun.pan@linux.intel.com> <20220315050713.2000518-4-jacob.jun.pan@linux.intel.com> <20220315143322.GW11336@nvidia.com> Organization: OTC X-Mailer: Claws Mail 3.17.5 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Cc: "Luck, Tony" , "Jiang, Dave" , "Raj, Ashok" , "Zanussi, Tom" , "Kumar, Sanjay K" , LKML , Christoph Hellwig , "iommu@lists.linux-foundation.org" , "Pan, Jacob jun" , Jason Gunthorpe , "Williams, Dan J" , Jean-Philippe Brucker X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" SGkgS2V2aW4sCgpPbiBXZWQsIDE2IE1hciAyMDIyIDA3OjQxOjM0ICswMDAwLCAiVGlhbiwgS2V2 aW4iIDxrZXZpbi50aWFuQGludGVsLmNvbT4Kd3JvdGU6Cgo+ID4gRnJvbTogSmFzb24gR3VudGhv cnBlIDxqZ2dAbnZpZGlhLmNvbT4KPiA+IFNlbnQ6IFR1ZXNkYXksIE1hcmNoIDE1LCAyMDIyIDEw OjMzIFBNCj4gPiAKPiA+IE9uIE1vbiwgTWFyIDE0LCAyMDIyIGF0IDEwOjA3OjA3UE0gLTA3MDAs IEphY29iIFBhbiB3cm90ZTogIAo+ID4gPiArCS8qCj4gPiA+ICsJICogRWFjaCBkb21haW4gY291 bGQgaGF2ZSBtdWx0aXBsZSBkZXZpY2VzIGF0dGFjaGVkIHdpdGgKPiA+ID4gc2hhcmVkIG9yICAK PiA+IHBlciAgCj4gPiA+ICsJICogZGV2aWNlIFBBU0lEcy4gQXQgdGhlIGRvbWFpbiBsZXZlbCwg d2Uga2VlcCB0cmFjayBvZgo+ID4gPiB1bmlxdWUgUEFTSURzICAKPiA+IGFuZCAgCj4gPiA+ICsJ ICogZGV2aWNlIHVzZXIgY291bnQuCj4gPiA+ICsJICogRS5nLiBJZiBhIGRvbWFpbiBoYXMgdHdv IGRldmljZXMgYXR0YWNoZWQsIGRldmljZSBBIGhhcwo+ID4gPiBQQVNJRCAwLCAxOwo+ID4gPiAr CSAqIGRldmljZSBCIGhhcyBQQVNJRCAwLCAyLiBUaGVuIHRoZSBkb21haW4gd291bGQgaGF2ZSBQ QVNJRAo+ID4gPiAwLCAxLCAyLgo+ID4gPiArCSAqLyAgCj4gPiAKPiA+IEEgMmQgYXJyYXkgb2Yg eGFycmF5J3Mgc2VlbXMgbGlrZSBhIHBvb3IgZGF0YSBzdHJ1Y3R1cmUgZm9yIHRoaXMgdGFzay4g IAo+IApQZXJoYXBzIGkgbWlzLXByZXNlbnRlZCBoZXJlLCBJIGFtIG5vdCB1c2luZyAyRCBhcnJh eS4gSXQgaXMgYW4gMUQgeGFycmF5CmZvciBkb21haW4gUEFTSURzIG9ubHkuIFRoZW4gSSB1c2Ug dGhlIGV4aXN0aW5nIGRldmljZSBsaXN0IGluIGVhY2ggZG9tYWluLAphZGRpbmcgYW5vdGhlciB4 YSB0byB0cmFjayBwZXItZGV2aWNlLWRvbWFpbiBQQVNJRHMuCj4gYmVzaWRlcyB0aGF0IGl0IGFs c28gZG9lc24ndCB3b3JrIHdoZW4gd2Ugc3VwcG9ydCBwZXItZGV2aWNlIFBBU0lECj4gYWxsb2Nh dGlvbiBpbiB0aGUgZnV0dXJlLiBJbiB0aGF0IGNhc2UgbWVyZ2luZyBkZXZpY2UgUEFTSURzIHRv Z2V0aGVyIGlzCj4gY29uY2VwdHVhbGx5IHdyb25nLgo+IApTb3JyeSwgY291bGQgeW91IGVsYWJv cmF0ZT8gSWYgd2UgZG8gcGVyLWRldiBQQVNJRCBhbGxvY2F0aW9uLCB3ZSBjb3VsZCB1c2UKdGhl IGlvYXNpZF9zZXQgZm9yIGVhY2ggcGRldiwgcmlnaHQ/Cgo+ID4gCj4gPiBBRkFDSVQgdGhpcyB3 YW50cyB0byBzdG9yZSBhIGxpc3Qgb2YgKGRldmljZSwgcGFzaWQpIHR1cGxlcywgc28gYQo+ID4g c2ltcGxlIGxpbmtlZCBsaXN0LCAxZCB4YXJyYXkgdmVjdG9yIG9yIGEgcmVkIGJsYWNrIHRyZWUg c2VlbXMgbW9yZQo+ID4gYXBwcm9wcmlhdGUuLgo+ID4gICAKPiAKPiB0aGlzIHR1cGxlIGNhbiB3 ZWxsIHNlcnZlIHBlci1kZXZpY2UgUEFTSUQuIPCfmIoKPiAKSSBjb21tZW50ZWQgb24gdGhlIG90 aGVyIGVtYWlsLCBidXQgYSBzaW1wbGUgbGlzdCBvZiB0dXBsZXMgY291bGQgaGF2ZQpkdXBsaWNh dGVkIGRldmljZXMgc2luY2UgZWFjaCBkZXYgY291bGQgYXR0YWNoIG11bHRpcGxlIFBBU0lEcywg cmlnaHQ/ClNob3VsZCB3ZSBzdGlsbCBkbyB0d28gbGV2ZWwgdGhlbj8KCj4gVGhhbmtzCj4gS2V2 aW4KCgpUaGFua3MsCgpKYWNvYgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fXwppb21tdSBtYWlsaW5nIGxpc3QKaW9tbXVAbGlzdHMubGludXgtZm91bmRhdGlv bi5vcmcKaHR0cHM6Ly9saXN0cy5saW51eGZvdW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8v aW9tbXU=