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Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: <20210818120642.165-6-xieyongji@bytedance.com> Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jasowang@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Cc: kvm@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, iommu@lists.linux-foundation.org, songmuchun@bytedance.com, linux-fsdevel@vger.kernel.org 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-Transfer-Encoding: base64 Content-Type: text/plain; charset="gbk"; Format="flowed" Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" CtTaIDIwMjEvOC8xOCDPws7nODowNiwgWGllIFlvbmdqaSDQtLXAOgo+IFRoZSB2ZHBhX3Jlc2V0 KCkgbWF5IGZhaWwgbm93LiBUaGlzIGFkZHMgY2hlY2sgdG8gaXRzIHJldHVybgo+IHZhbHVlIGFu ZCBmYWlsIHRoZSB2aG9zdF92ZHBhX29wZW4oKS4KPgo+IFNpZ25lZC1vZmYtYnk6IFhpZSBZb25n amkgPHhpZXlvbmdqaUBieXRlZGFuY2UuY29tPgoKCkFja2VkLWJ5OiBKYXNvbiBXYW5nIDxqYXNv d2FuZ0ByZWRoYXQuY29tPgoKCj4gLS0tCj4gICBkcml2ZXJzL3Zob3N0L3ZkcGEuYyB8IDkgKysr KysrLS0tCj4gICAxIGZpbGUgY2hhbmdlZCwgNiBpbnNlcnRpb25zKCspLCAzIGRlbGV0aW9ucygt KQo+Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvdmhvc3QvdmRwYS5jIGIvZHJpdmVycy92aG9zdC92 ZHBhLmMKPiBpbmRleCBiMWM5MWI0ZGIwYmEuLmQ5OWQ3NWFkMzBjYyAxMDA2NDQKPiAtLS0gYS9k cml2ZXJzL3Zob3N0L3ZkcGEuYwo+ICsrKyBiL2RyaXZlcnMvdmhvc3QvdmRwYS5jCj4gQEAgLTEx NiwxMiArMTE2LDEzIEBAIHN0YXRpYyB2b2lkIHZob3N0X3ZkcGFfdW5zZXR1cF92cV9pcnEoc3Ry dWN0IHZob3N0X3ZkcGEgKnYsIHUxNiBxaWQpCj4gICAJaXJxX2J5cGFzc191bnJlZ2lzdGVyX3By b2R1Y2VyKCZ2cS0+Y2FsbF9jdHgucHJvZHVjZXIpOwo+ICAgfQo+ICAgCj4gLXN0YXRpYyB2b2lk IHZob3N0X3ZkcGFfcmVzZXQoc3RydWN0IHZob3N0X3ZkcGEgKnYpCj4gK3N0YXRpYyBpbnQgdmhv c3RfdmRwYV9yZXNldChzdHJ1Y3Qgdmhvc3RfdmRwYSAqdikKPiAgIHsKPiAgIAlzdHJ1Y3QgdmRw YV9kZXZpY2UgKnZkcGEgPSB2LT52ZHBhOwo+ICAgCj4gLQl2ZHBhX3Jlc2V0KHZkcGEpOwo+ICAg CXYtPmluX2JhdGNoID0gMDsKPiArCj4gKwlyZXR1cm4gdmRwYV9yZXNldCh2ZHBhKTsKPiAgIH0K PiAgIAo+ICAgc3RhdGljIGxvbmcgdmhvc3RfdmRwYV9nZXRfZGV2aWNlX2lkKHN0cnVjdCB2aG9z dF92ZHBhICp2LCB1OCBfX3VzZXIgKmFyZ3ApCj4gQEAgLTg2OCw3ICs4NjksOSBAQCBzdGF0aWMg aW50IHZob3N0X3ZkcGFfb3BlbihzdHJ1Y3QgaW5vZGUgKmlub2RlLCBzdHJ1Y3QgZmlsZSAqZmls ZXApCj4gICAJCXJldHVybiAtRUJVU1k7Cj4gICAKPiAgIAludnFzID0gdi0+bnZxczsKPiAtCXZo b3N0X3ZkcGFfcmVzZXQodik7Cj4gKwlyID0gdmhvc3RfdmRwYV9yZXNldCh2KTsKPiArCWlmIChy KQo+ICsJCWdvdG8gZXJyOwo+ICAgCj4gICAJdnFzID0ga21hbGxvY19hcnJheShudnFzLCBzaXpl b2YoKnZxcyksIEdGUF9LRVJORUwpOwo+ICAgCWlmICghdnFzKSB7CgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwppb21tdSBtYWlsaW5nIGxpc3QKaW9tbXVA bGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKaHR0cHM6Ly9saXN0cy5saW51eGZvdW5kYXRpb24u b3JnL21haWxtYW4vbGlzdGluZm8vaW9tbXU=