From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gerd Hoffmann Subject: Re: [PATCH v9 5/7] vfio: Define vfio based dma-buf operations Date: Wed, 21 Jun 2017 09:34:21 +0200 Message-ID: <1498030461.5802.3.camel@redhat.com> References: <1497513611-2814-1-git-send-email-xiaoguang.chen@intel.com> <1497513611-2814-6-git-send-email-xiaoguang.chen@intel.com> <1497542438.29252.1.camel@redhat.com> <20170615143833.7526351b@w520.home> <24c4880b-24f5-ea07-834c-c77d3e895c78@nvidia.com> <1497854312.4207.4.camel@redhat.com> <20170619085530.1f5e46dc@w520.home> <237F54289DF84E4997F34151298ABEBC7C56EBE0@SHSMSX101.ccr.corp.intel.com> <1497956256.16795.7.camel@redhat.com> <20170620090004.44ac7fbc@w520.home> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20170620090004.44ac7fbc@w520.home> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Alex Williamson Cc: "Wang, Zhenyu Z" , "intel-gfx@lists.freedesktop.org" , "linux-kernel@vger.kernel.org" , "Chen, Xiaoguang" , Kirti Wankhede , "Lv, Zhiyuan" , "intel-gvt-dev@lists.freedesktop.org" List-Id: intel-gfx@lists.freedesktop.org ICBIaSwKCj4gV2UgYWxyZWFkeSBoYXZlIFZGSU9fREVWSUNFX0dFVF9JTkZPIHdoaWNoIHJldHVy bnM6Cj4gCj4gc3RydWN0IHZmaW9fZGV2aWNlX2luZm8gewo+IMKgwqDCoMKgwqDCoMKgwqBfX3Uz MsKgwqDCoGFyZ3N6Owo+IMKgwqDCoMKgwqDCoMKgwqBfX3UzMsKgwqDCoGZsYWdzOwo+ICNkZWZp bmUgVkZJT19ERVZJQ0VfRkxBR1NfUkVTRVQgKDEgPDwgMCnCoMKgwqDCoMKgwqDCoMKgLyogRGV2 aWNlIHN1cHBvcnRzCj4gcmVzZXQgKi8KPiAjZGVmaW5lIFZGSU9fREVWSUNFX0ZMQUdTX1BDScKg wqDCoCgxIDw8IDEpwqDCoMKgwqDCoMKgwqDCoC8qIHZmaW8tcGNpIGRldmljZSAqLwo+ICNkZWZp bmUgVkZJT19ERVZJQ0VfRkxBR1NfUExBVEZPUk0gKDEgPDwgMinCoMKgwqDCoMKgLyogdmZpby1w bGF0Zm9ybQo+IGRldmljZSAqLwo+ICNkZWZpbmUgVkZJT19ERVZJQ0VfRkxBR1NfQU1CQcKgwqAo MSA8PCAzKcKgwqDCoMKgwqDCoMKgwqAvKiB2ZmlvLWFtYmEgZGV2aWNlCj4gKi8KPiAjZGVmaW5l IFZGSU9fREVWSUNFX0ZMQUdTX0NDV8KgwqDCoCgxIDw8IDQpwqDCoMKgwqDCoMKgwqDCoC8qIHZm aW8tY2N3IGRldmljZSAqLwo+IMKgwqDCoMKgwqDCoMKgwqBfX3UzMsKgwqDCoG51bV9yZWdpb25z O8KgwqDCoMKgLyogTWF4IHJlZ2lvbiBpbmRleCArIDEgKi8KPiDCoMKgwqDCoMKgwqDCoMKgX191 MzLCoMKgwqBudW1faXJxczvCoMKgwqDCoMKgwqDCoC8qIE1heCBJUlEgaW5kZXggKyAxICovCj4g fTsKPiAKPiBXZSBjb3VsZCB1c2UgdHdvIGZsYWcgYml0cyB0byBpbmRpY2F0ZSBkbWFidWYgb3Ig Z3JhcGhpY3MgcmVnaW9uCj4gc3VwcG9ydC4KClRoYXQgd29ya3MgdG9vLgoKPiA+IFRoZW4gdGhp cyB0byBxdWVyeSB0aGUgcGxhbmU6Cj4gPiAKPiA+IHN0cnVjdCB2ZmlvX2RldmljZV9nZnhfcXVl cnlfcGxhbmUgewo+ID4gwqDCoMKgwqDCoMKgwqDCoF9fdTMyIGFyZ3N6Owo+ID4gwqDCoMKgwqDC oMKgwqDCoF9fdTMyIGZsYWdzOwo+ID4gwqDCoMKgwqDCoMKgwqDCoHN0cnVjdCB2ZmlvX2Rldmlj ZV9nZnhfcGxhbmVfaW5mbyBwbGFuZV9pbmZvO8KgwqAvKiBvdXQgKi8KPiA+IMKgwqDCoMKgwqDC oMKgwqBfX3UzMiBwbGFuZV90eXBlO8KgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoC8qIGluwqDCoCovCj4gPiB9Owo+IAo+IEknbSBub3Qg c3VyZSB3aHkgd2UncmUgdXNpbmcgYW4gZW51bSBmb3Igc29tZXRoaW5nIHRoYXQgY2FuIGN1cnJl bnRseQo+IGJlIGRlZmluZWQgd2l0aCAyIGJpdHMsCgpXZSBjYW4gcmV1c2UgdGhlIERSTV9QTEFO RV9UWVBFXyogdGhlbi4KCj4gIHNlZW1zIGxpa2UgdGhpcyB3b3VsZCBiZSBhbm90aGVyIGdvb2Qg dXNlIG9mCj4gZmxhZ3MuwqDCoFdlIGNvdWxkIGV2ZW4gZW1iZWQgYW4gZW51bSBpbnRvIHRoZSBm bGFncyBpZiB3ZSB3YW50IHRvCj4gbGVhdmUgc29tZSBleHBhbnNpb24gcm9vbSwgNCBiaXRzIG1h eWJlP8KgwqBBbHNvLCBJIHdhcyBpbWFnaW5pbmcgdGhhdAo+IGEKPiBkZXZpY2UgY291bGQgc3Vw cG9ydCBtdWx0aXBsZSBncmFwaGljcyByZWdpb25zLCB0aGF0J3Mgd2hlcmUKPiBzcGVjaWZ5aW5n Cj4gdGhlICJpZCIgYXMgYSByZWdpb24gaW5kZXggc2VlbWVkIHVzZWZ1bC4KCkhtbSwgeWVzLCBw b3NzaWJseSBmb3IgbXVsdGloZWFkIGNvbmZpZ3VyYXRpb25zLiAgQnV0IEkgZ3Vlc3MgZm9yCnBy b3BlciBtdWx0aWhlYWQgc3VwcG9ydCB3ZSB3b3VsZCBuZWVkIG1vcmUgdGhhbiBqdXN0IGFuIHJl Z2lvbiBpZC4KCk9yIGRvIHlvdSBoYXZlIHNvbWV0aGluZyBlbHNlIGluIG1pbmQ/Cgo+ID4gV2l0 aCB0aGUgZ2VuZXJhdGlvbiB3ZSBjYW4gYWxzbyBkbyBzb21ldGhpbmcgZGlmZmVyZW50OsKgwqBQ YXNzIGluCj4gPiBwbGFuZV90eXBlIGFuZCBnZW5lcmF0aW9uLCBhbmQgaGF2ZSBWRklPX0RFVklD RV9HRVRfRE1BQlVGX0ZECj4gPiByZXR1cm4KPiA+IGFuIGVycm9yIGluIGNhc2UgdGhlIGdlbmVy YXRpb24gZG9lc24ndCBtYXRjaC7CoMKgSW4gdGhhdCBjYXNlIGl0Cj4gPiBkb2Vzbid0Cj4gPiBt YWtlIG11Y2ggc2Vuc2UgYW55IG1vcmUgdG8gaGF2ZSBhIHNlcGFyYXRlIHBsYW5lX2luZm8gc3Ry dWN0LAo+ID4gd2hpY2gKPiA+IHdhcyBhZGRlZCBzbyB3ZSBkb24ndCBoYXZlIHRvIGR1cGxpY2F0 ZSB0aGluZ3MgaW4gcXVlcnktcGxhbmUgYW5kCj4gPiBnZXQtCj4gPiBkbWFidWYgaW9jdGwgc3Ry dWN0cy4KPiAKPiBJJ20gbm90IHN1cmUgSSB1bmRlcnN0YW5kIGhvdyB0aGlzIHdvcmtzIGZvciBh IHJlZ2lvbiwgdGhlIHJlZ2lvbiBpcwo+IGFsd2F5cyB0aGUgY3VycmVudCBnZW5lcmF0aW9uLCBo b3cgY2FuIHRoZSB1c2VyIGV2ZXIgYmUgc3VyZSB0aGUKPiBwbGFuZV9pbmZvIG1hdGNoZXMgd2hh dCBpcyBleHBvc2VkIGluIHRoZSByZWdpb24/CgpnZW5lcmF0aW9uIHdpbGwgY2hhbmdlIGVhY2gg dGltZSB0aGUgcGxhbmUgY29uZmlndXJhdGlvbiAobm90IGNvbnRlbnQpCmNoYW5nZXMuICBUeXBp Y2FsbHkgdGhhdCB3aWxsIGJlIG9uIHZpZGVvIG1vZGUgc3dpdGNoZXMuICBJbiB0aGUgZG1hYnVm CmNhc2UgYWxzbyBvbiBwYWdlZmxpcHMuCgpjaGVlcnMsCiAgR2VyZAoKX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJ bnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Au b3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==