From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Gunthorpe Subject: Re: [PATCH V13 4/6] mdev: introduce mediated virtio bus Date: Wed, 20 Nov 2019 13:49:50 +0000 Message-ID: <20191120134946.GD22466@mellanox.com> References: <20191118105923.7991-1-jasowang@redhat.com> <20191118105923.7991-5-jasowang@redhat.com> <20191118134056.GJ3873@mellanox.com> <20191118152642-mutt-send-email-mst@kernel.org> <20191118202843.GN3873@mellanox.com> <20191119123803.GA26739@mellanox.com> <20191119141429.GF26739@mellanox.com> <3c3f8e30-bb75-3304-46b0-10a066ce1f42@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <3c3f8e30-bb75-3304-46b0-10a066ce1f42@redhat.com> Content-Language: en-US Content-ID: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Jason Wang Cc: "rdunlap@infradead.org" , "jakub.kicinski@netronome.com" , "christophe.de.dinechin@gmail.com" , "kvm@vger.kernel.org" , "Michael S. Tsirkin" , "airlied@linux.ie" , "heiko.carstens@de.ibm.com" , "dri-devel@lists.freedesktop.org" , "oberpar@linux.ibm.com" , "kwankhede@nvidia.com" , "rob.miller@broadcom.com" , "linux-s390@vger.kernel.org" , "sebott@linux.ibm.com" , "lulu@redhat.com" , "eperezma@redhat.com" , "pasic@linux.ibm.com" , "borntraeger@de.ibm.com" , haotian.wang@s List-Id: dri-devel@lists.freedesktop.org T24gV2VkLCBOb3YgMjAsIDIwMTkgYXQgMTA6MTQ6MjZBTSArMDgwMCwgSmFzb24gV2FuZyB3cm90 ZToNCg0KPiA+ID4gSSBkb24ndCBxdWl0ZSBnZXQgdGhlIHF1ZXN0aW9uIGhlcmUuDQo+ID4gSW4g dGhlIGRyaXZlciBtb2RlbCB0aGUgYnVzX3R5cGUgYW5kIGZvb19kZXZpY2UgYXJlIGNsb3NlbHkN Cj4gPiBsaW5rZWQuDQo+IA0KPiBJIGRvbid0IGdldCB0aGUgZGVmaW5pdGlvbiBvZiAiY2xvc2Vs eSBsaW5rZWQiIGhlcmUuIERvIHlvdSB0aGluayB0aGUgYnVzDQo+IGFuZCBkZXZpY2UgaW1wbGVt ZW50IHZpcnR1YWwgYnVzIHNlcmllcyBhcmUgY2xvc2VseSBsaW5rZWQ/IElmIHllcywgaG93IGRp ZA0KPiB0aGV5IGFjaGlldmUgdGhhdD8NCg0KSSBtZWFuIGlmIHlvdSBoYXZlIGEgJ2Zvb19kZXZp Y2UnIHRoZW4gaXQgc2hvdWxkIGJlIG9uIGEgJ2Zvb19idXMnIGFuZA0Kbm90IG9uIHNvbWUgJ2Jh cl9idXMnLCBhcyB0aGF0IGlzIGhvdyB0aGUgZHJpdmVyIGNvcmUgZ2VuZXJhbGx5IHdvcmtzLg0K IA0KPiA+ICAgQ3JlYXRpbmcgJ21kZXZfZGV2aWNlJyBpbnN0YW5jZXMgYW5kIG92ZXJyaWRpbmcg dGhlIGJ1c190eXBlDQo+ID4gaXMgYSB2ZXJ5IGFidXNpdmUgdGhpbmcgdG8gZG8uDQo+IA0KPiBP aywgbWRldl9kZXZpY2UgKHdpdGhvdXQgdGhpcyBzZXJpZXMpIGhhZDoNCj4gDQo+IHN0cnVjdCBt ZGV2X2RldmljZSB7DQo+IMKgwqDCoCBzdHJ1Y3QgZGV2aWNlIGRldjsNCj4gwqDCoMKgIHN0cnVj dCBtZGV2X3BhcmVudCAqcGFyZW50Ow0KPiDCoMKgwqAgZ3VpZF90IHV1aWQ7DQo+IMKgwqDCoCB2 b2lkICpkcml2ZXJfZGF0YTsNCj4gwqDCoMKgIHN0cnVjdCBsaXN0X2hlYWQgbmV4dDsNCj4gwqDC oMKgIHN0cnVjdCBrb2JqZWN0ICp0eXBlX2tvYmo7DQo+IMKgwqDCoCBzdHJ1Y3QgZGV2aWNlICpp b21tdV9kZXZpY2U7DQo+IMKgwqDCoCBib29sIGFjdGl2ZTsNCj4gfTsNCj4gDQo+IFNvIGl0J3Mg bm90aGluZyBidXMgb3IgVkZJTyBzcGVjaWZpYy4gQW5kIHdoYXQgdmlydHVhbCBidXMgaGFkIGlz Og0KDQpXaGF0IGRvIG1lYW4/ICdzdHJ1Y3QgbWRldl9wYXJlbnQgKnBhcmVudCcgaXMgdGhlIFZG SU8gc3BlY2lmaWMNCnN0dWZmLiBJIGhhdmVuJ3QgZmlndXJlZCBvdXQgd2hhdCB0aGUgY29uZnVz aW5nIG1kZXZfcGFyZW50IGlzDQpzdXBwb3NlZCB0byBiZSwgb3Igd2hoeSB0aGUgVkZJTyBvcHMg YXJlIGxpbmtlZCB0byB0aGUgcGFyZW50IG9yIG5vdA0KdGhlIGRldmljZS4uIEhvbmVzdGx5IHRo ZSB3aG9sZSBtZGV2IHRoaW5nIGhhcyBhIHZlcnkgc3RyYW5nZSB0YWtlIG9uDQpob3cgdG8gdXNl IHRoZSBkcml2ZXIgY29yZS4NCg0KPiA+IEFidXNpbmcgaXQgZm9yIG90aGVyIHRoaW5ncyBpcyBu b3QgYXBwcm9wcmlhdGUuIGllIGNyZWF0aW5nIGFuDQo+ID4gaW5zdGFuY2UgYW5kIG5vdCBmaWxs aW5nIGluIG1vc3Qgb2YgdGhlIHZmaW8gZm9jdXNlZCBvcHMgaXMgYW4gYWJ1c2l2ZQ0KPiA+IHRo aW5nIHRvIGRvLg0KPiANCj4gV2VsbCwgaXQncyBvbmx5IGhhbGYgb2YgdGhlIG1kZXZfcGFyZW50 X29wcyBpbiBtZGV2X3BhcmVudCwgdmFyaW91cyBtZXRob2RzDQo+IGNvdWxkIGJlIGRvbmUgZG8g YmUgbW9yZSBnZW5lcmljIHRvIGF2b2lkIGR1cGxpY2F0aW9uIG9mIGNvZGVzLiBObz8NCg0KVGhl cmUgYXJlIG1hbnkgd2F5cyB0byBhdm9pZCBkdXBsaWNhdGluZyBjb2RlLg0KDQpUYWtpbmcgc29t ZXRoaW5nIHdlbGwgZGVmaW5lZCwgYW5kIGJvbHRpbmcgb24gc29tZXRoaW5nIHVucmVsYXRlZCBq dXN0DQp0byBzaGFyZSBhIGJpdCBvZiBjb2RlIGlzIGEgdmVyeSBwb29yIHdheSB0byBhdm9pZCBj b2RlIGR1cGxpY2F0aW9uLg0KDQo+IEknbSBzdXJlIHlvdSB3aWxsIG5lZWQgdG8gaGFuZGxlIG90 aGVyIGlzc3VlcyBiZXNpZGVzIEdVSUQgd2hpY2ggaGFkIGJlZW4NCj4gc2V0dGxlZCBieSBtZGV2 IGUuZyBJT01NVSBhbmQgdHlwZXMgd2hlbiBzdGFydGluZyB0byB3cml0ZSBhIHJlYWwgaGFyZHdh cmUNCj4gZHJpdmVyLg0KDQpUaGUgaW9tbXUgZnJhbWV3b3JrIGFscmVhZHkgaGFuZGxlcyB0aGF0 LCB0aGUgbWRldiBzdHVmZiBjb250cmlidXRlcw0KdmVyeSBsaXR0bGUgZnJvbSB3aGF0IEkgY2Fu IHNlZS4NCg0KPiA+IE1vc3QgbGlrZWx5LCBhdCBsZWFzdCBmb3IgdmlydGlvLW5ldCwgZXZlcnlv bmUgZWxzZSB3aWxsIGJlIGFibGUgdG8NCj4gPiB1c2UgZGV2bGluayBhcyB3ZWxsLCBtYWtpbmcg aXQgbXVjaCBsZXNzIGNsZWFyIGlmIHRoYXQgR1VJRCBsaWZlY3ljbGUNCj4gPiBzdHVmZiBpcyBh IGdvb2QgaWRlYSBvciBub3QuDQo+IA0KPiBUaGlzIGFzc3VtcHRpb24gaXMgd3JvbmcsIHdlIGhh cmQgYWxyZWFkeSBoYWQgYXQgbGVhc3QgdHdvIGNvbmNyZXRlIGV4YW1wbGVzDQo+IG9mIHZEUEEg ZGV2aWNlIHRoYXQgZG9lc24ndCB1c2UgZGV2bGluazoNCj4gDQo+IC0gSW50ZWwgSUZDIHdoZXJl IHZpcnRpbyBpcyBkb25lIGF0IFZGIGxldmVsDQo+IC0gQWxpIENsb3VkIEVDUyBpbnN0YW5jZSB3 aGVyZSB2aXJ0aW8gaXMgZG9uZSBhdCBQRiBsZXZlbA0KDQpBZ2FpbiwgeW91IGRvbid0IGV4cGxh aW4gd2h5IHRoZXkgY291bGRuJ3QgdXNlIGRldmxpbmsuDQoNCk9yLCB3aHkgZG8gd2UgbmVlZCBH VUlEIGxpZmVjeWNsZSBzdHVmZiB3aGVuIHRoZXNlIFBDSSBkZXZpY2VzIGNhbg0Kb25seSBjcmVh dGUgYSBzaW5nbGUgdmlydGlvIGFuZCBjYW4ganVzdCBnbyBhaGVhZCBhbmQgZG8gdGhhdCBhcyBz b29uDQphcyB0aGV5IGFyZSBwcm9iZWQuDQoNClRoZSBHVUlEIHN0dWZmIHdhcyBpbnZlbnRlZCBm b3Igc2xpY2luZywgd2hpY2ggeW91IHNheSBpcyBub3QNCmhhcHBlbmluZyBpbiB0aGVzZSBjYXNl cy4NCg0KSmFzb24NCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9y ZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdm eA== From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 412D7C432C0 for ; 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