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Tsirkin" To: Yongji Xie Subject: Re: [PATCH v2 2/3] vdpa: Add a device object for vdpa management device Message-ID: <20220516055356-mutt-send-email-mst@kernel.org> References: <20220516060342.106-1-xieyongji@bytedance.com> <20220516060342.106-2-xieyongji@bytedance.com> <51811045-548c-1241-0a25-d23e8f7c9d1d@redhat.com> MIME-Version: 1.0 In-Reply-To: Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=mst@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Disposition: inline Cc: Greg KH , virtualization , "Zhu, Lingshan" , Eli Cohen X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" T24gTW9uLCBNYXkgMTYsIDIwMjIgYXQgMDU6MzE6MjdQTSArMDgwMCwgWW9uZ2ppIFhpZSB3cm90 ZToKPiBPbiBNb24sIE1heSAxNiwgMjAyMiBhdCA1OjE0IFBNIEphc29uIFdhbmcgPGphc293YW5n QHJlZGhhdC5jb20+IHdyb3RlOgo+ID4KPiA+Cj4gPiDlnKggMjAyMi81LzE2IDE0OjAzLCBYaWUg WW9uZ2ppIOWGmemBkzoKPiA+ID4gSW50cm9kdWNlIGEgZGV2aWNlIG9iamVjdCBmb3IgdmRwYSBt YW5hZ2VtZW50IGRldmljZSB0byBjb250cm9sCj4gPiA+IGl0cyBsaWZlY3ljbGUuIEFuZCB0aGUg ZGV2aWNlIG5hbWUgd2lsbCBiZSB1c2VkIHRvIG1hdGNoCj4gPiA+IFZEUEFfQVRUUl9NR01UREVW X0RFVl9OQU1FIGZpZWxkIG9mIG5ldGxpbmsgbWVzc2FnZSByYXRoZXIgdGhhbgo+ID4gPiB1c2lu ZyBwYXJlbnQgZGV2aWNlIG5hbWUuCj4gPiA+Cj4gPiA+IFdpdGggdGhpcyBwYXRjaCBhcHBsaWVk LCBkcml2ZXJzIHNob3VsZCB1c2UgdmRwYV9tZ210ZGV2X2FsbG9jKCkKPiA+ID4gb3IgX3ZkcGFf bWdtdGRldl9hbGxvYygpIHRvIGFsbG9jYXRlIGEgdkRQQSBtYW5hZ2VtZW50IGRldmljZQo+ID4g PiBiZWZvcmUgY2FsbGluZyB2ZHBhX21nbXRkZXZfcmVnaXN0ZXIoKS4gQW5kIHNvbWUgYnVnZ3kg ZW1wdHkKPiA+ID4gcmVsZWFzZSBmdW5jdGlvbiBjYW4gYWxzbyBiZSByZW1vdmVkIGZyb20gdGhl IGRyaXZlciBjb2Rlcy4KPiA+ID4KPiA+ID4gU2lnbmVkLW9mZi1ieTogWGllIFlvbmdqaSA8eGll eW9uZ2ppQGJ5dGVkYW5jZS5jb20+Cj4gPiA+IC0tLQo+ID4gPiAgIGRyaXZlcnMvdmRwYS9pZmN2 Zi9pZmN2Zl9tYWluLmMgICAgICB8IDExICsrLS0KPiA+ID4gICBkcml2ZXJzL3ZkcGEvbWx4NS9u ZXQvbWx4NV92bmV0LmMgICAgfCAxMSArKy0tCj4gPiA+ICAgZHJpdmVycy92ZHBhL3ZkcGEuYyAg ICAgICAgICAgICAgICAgIHwgOTIgKysrKysrKysrKysrKysrKysrKysrKysrLS0tLQo+ID4gPiAg IGRyaXZlcnMvdmRwYS92ZHBhX3NpbS92ZHBhX3NpbV9ibGsuYyB8IDM5ICsrKystLS0tLS0tLQo+ ID4gPiAgIGRyaXZlcnMvdmRwYS92ZHBhX3NpbS92ZHBhX3NpbV9uZXQuYyB8IDQ2ICsrKysrLS0t LS0tLS0tCj4gPiA+ICAgZHJpdmVycy92ZHBhL3ZkcGFfdXNlci92ZHVzZV9kZXYuYyAgIHwgMzgg KysrKy0tLS0tLS0tCj4gPiA+ICAgaW5jbHVkZS9saW51eC92ZHBhLmggICAgICAgICAgICAgICAg IHwgMzggKysrKysrKysrKystCj4gPiA+ICAgNyBmaWxlcyBjaGFuZ2VkLCAxNjggaW5zZXJ0aW9u cygrKSwgMTA3IGRlbGV0aW9ucygtKQo+ID4gPgo+ID4gPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy92 ZHBhL2lmY3ZmL2lmY3ZmX21haW4uYyBiL2RyaXZlcnMvdmRwYS9pZmN2Zi9pZmN2Zl9tYWluLmMK PiA+ID4gaW5kZXggNDM2NjMyMGZiNjhkLi5kNDA4N2MzN2NmZGYgMTAwNjQ0Cj4gPiA+IC0tLSBh L2RyaXZlcnMvdmRwYS9pZmN2Zi9pZmN2Zl9tYWluLmMKPiA+ID4gKysrIGIvZHJpdmVycy92ZHBh L2lmY3ZmL2lmY3ZmX21haW4uYwo+ID4gPiBAQCAtODIxLDEwICs4MjEsMTEgQEAgc3RhdGljIGlu dCBpZmN2Zl9wcm9iZShzdHJ1Y3QgcGNpX2RldiAqcGRldiwgY29uc3Qgc3RydWN0IHBjaV9kZXZp Y2VfaWQgKmlkKQo+ID4gPiAgICAgICB1MzIgZGV2X3R5cGU7Cj4gPiA+ICAgICAgIGludCByZXQ7 Cj4gPiA+Cj4gPiA+IC0gICAgIGlmY3ZmX21nbXRfZGV2ID0ga3phbGxvYyhzaXplb2Yoc3RydWN0 IGlmY3ZmX3ZkcGFfbWdtdF9kZXYpLCBHRlBfS0VSTkVMKTsKPiA+ID4gLSAgICAgaWYgKCFpZmN2 Zl9tZ210X2Rldikgewo+ID4gPiArICAgICBpZmN2Zl9tZ210X2RldiA9IHZkcGFfbWdtdGRldl9h bGxvYyhzdHJ1Y3QgaWZjdmZfdmRwYV9tZ210X2RldiwKPiA+ID4gKyAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgbWRldiwgZGV2X25hbWUoZGV2KSwgZGV2KTsKPiA+Cj4g Pgo+ID4gSnVzdCB3b25kZXIgaWYgaXQncyBiZXR0ZXIgdG8gbWFrZSB2RFBBIGRldmljZSBhIGNo aWxkIG9mIHRoZSBtZ210Cj4gPiBkZXZpY2UgaW5zdGVhZCBvZiB0aGUgUENJIGRldmljZT8KPiA+ Cj4gPiAoQ3VycmVudGx5IHdlIHVzZSBQQ0kgZGV2aWNlIGFzIHRoZSBwYXJlbnQgb2YgdGhlIHZE UEEgZGV2aWNlLCBvciBhdAo+ID4gbGVhc3Qgd2UgY2FuIGRvIHRoaXMgZm9yIHRoZSBzaW11bGF0 b3Igd2hpY2ggZG9lc24ndCBoYXZlIGEgcGFyZW50PykKPiA+Cj4gCj4gTWFrZSBzZW5zZS4gSSB0 aGluayB3ZSBjYW4gZG8gaXQgZm9yIGFsbCB2RFBBIGRyaXZlcnMuIE1ha2Ugc3VyZSB0aGUKPiBw YXJlbnQgb2YgdGhlIHZEUEEgZGV2aWNlIGlzIHRoZSB2RFBBIG1hbmFnZW1lbnQgZGV2aWNlLgo+ IAo+IFRoYW5rcywKPiBZb25namkKCgp0aGF0J3MgYW4gQUJJIGNoYW5nZSB0aG91Z2ggaXNuJ3Qg aXQ/IHBhcmVudCBpcyBleHBvc2VkIGluIHN5c2ZzLApyaWdodD8KCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClZpcnR1YWxpemF0aW9uIG1haWxpbmcgbGlz dApWaXJ0dWFsaXphdGlvbkBsaXN0cy5saW51eC1mb3VuZGF0aW9uLm9yZwpodHRwczovL2xpc3Rz LmxpbnV4Zm91bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0aW5mby92aXJ0dWFsaXphdGlvbg==