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Tsirkin" References: <1610942338-78252-1-git-send-email-joseph.qi@linux.alibaba.com> From: Jason Wang Message-ID: Date: Mon, 18 Jan 2021 13:25:45 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <1610942338-78252-1-git-send-email-joseph.qi@linux.alibaba.com> Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Cc: linux-block@vger.kernel.org, virtualization@lists.linux-foundation.org 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-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" Ck9uIDIwMjEvMS8xOCDkuIrljYgxMTo1OCwgSm9zZXBoIFFpIHdyb3RlOgo+IG1vZHVsZSBwYXJh bWV0ZXIgJ3ZpcnRibGtfcXVldWVfZGVwdGgnIHdhcyBmaXJzdGx5IGludHJvZHVjZWQgZm9yCj4g dGVzdGluZy9iZW5jaG1hcmtpbmcgcHVycG9zZXMgZGVzY3JpYmVkIGluIGNvbW1pdCBmYzQzMjRi NDU5N2MKPiAoInZpcnRpby1ibGs6IGJhc2UgcXVldWUtZGVwdGggb24gdmlydHF1ZXVlIHJpbmdz aXplIG9yIG1vZHVsZSBwYXJhbSIpLgo+IFNpbmNlIHdlIGhhdmUgZGlmZmVyZW50IHZpcnRpby1i bGsgZGV2aWNlcyB3aGljaCBoYXZlIGRpZmZlcmVudAo+IGNhcGFiaWxpdGllcywgaXQgcmVxdWly ZXMgdGhhdCB3ZSBzdXBwb3J0IHBlci1kZXZpY2UgcXVldWUgZGVwdGggaW5zdGVhZAo+IG9mIHBl ci1tb2R1bGUuIFNvIGRlZmF1bHRseSB1c2UgdnEgZnJlZSBlbGVtZW50cyBpZiBtb2R1bGUgcGFy YW1ldGVyCj4gJ3ZpcnRibGtfcXVldWVfZGVwdGgnIGlzIG5vdCBzZXQuCgoKSSB3b25kZXIgaWYg aXQncyBiZXR0ZXIgdG8gdXNlIHN5c2ZzIGluc3RlYWQgKG9yIHdoZXRoZXIgaXQgaGFzIGFscmVh ZHkgCmhhZCBzb21ldGhpbmcgbGlrZSB0aGlzIGluIHRoZSBibG9ja2VyIGxheWVyKS4KClRoYW5r cwoKCj4KPiBTaWduZWQtb2ZmLWJ5OiBKb3NlcGggUWkgPGpvc2VwaC5xaUBsaW51eC5hbGliYWJh LmNvbT4KPiAtLS0KPiAgIGRyaXZlcnMvYmxvY2svdmlydGlvX2Jsay5jIHwgMTIgKysrKysrKy0t LS0tCj4gICAxIGZpbGUgY2hhbmdlZCwgNyBpbnNlcnRpb25zKCspLCA1IGRlbGV0aW9ucygtKQo+ Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvYmxvY2svdmlydGlvX2Jsay5jIGIvZHJpdmVycy9ibG9j ay92aXJ0aW9fYmxrLmMKPiBpbmRleCAxNDU2MDZkLi5mODNhNDE3IDEwMDY0NAo+IC0tLSBhL2Ry aXZlcnMvYmxvY2svdmlydGlvX2Jsay5jCj4gKysrIGIvZHJpdmVycy9ibG9jay92aXJ0aW9fYmxr LmMKPiBAQCAtNzA1LDYgKzcwNSw3IEBAIHN0YXRpYyBpbnQgdmlydGJsa19wcm9iZShzdHJ1Y3Qg dmlydGlvX2RldmljZSAqdmRldikKPiAgIAl1MzIgdiwgYmxrX3NpemUsIG1heF9zaXplLCBzZ19l bGVtcywgb3B0X2lvX3NpemU7Cj4gICAJdTE2IG1pbl9pb19zaXplOwo+ICAgCXU4IHBoeXNpY2Fs X2Jsb2NrX2V4cCwgYWxpZ25tZW50X29mZnNldDsKPiArCXVuc2lnbmVkIGludCBxdWV1ZV9kZXB0 aDsKPiAgIAo+ICAgCWlmICghdmRldi0+Y29uZmlnLT5nZXQpIHsKPiAgIAkJZGV2X2VycigmdmRl di0+ZGV2LCAiJXMgZmFpbHVyZTogY29uZmlnIGFjY2VzcyBkaXNhYmxlZFxuIiwKPiBAQCAtNzU1 LDE3ICs3NTYsMTggQEAgc3RhdGljIGludCB2aXJ0YmxrX3Byb2JlKHN0cnVjdCB2aXJ0aW9fZGV2 aWNlICp2ZGV2KQo+ICAgCQlnb3RvIG91dF9mcmVlX3ZxOwo+ICAgCX0KPiAgIAo+IC0JLyogRGVm YXVsdCBxdWV1ZSBzaXppbmcgaXMgdG8gZmlsbCB0aGUgcmluZy4gKi8KPiAtCWlmICghdmlydGJs a19xdWV1ZV9kZXB0aCkgewo+IC0JCXZpcnRibGtfcXVldWVfZGVwdGggPSB2YmxrLT52cXNbMF0u dnEtPm51bV9mcmVlOwo+ICsJaWYgKGxpa2VseSghdmlydGJsa19xdWV1ZV9kZXB0aCkpIHsKPiAr CQlxdWV1ZV9kZXB0aCA9IHZibGstPnZxc1swXS52cS0+bnVtX2ZyZWU7Cj4gICAJCS8qIC4uLiBi dXQgd2l0aG91dCBpbmRpcmVjdCBkZXNjcywgd2UgdXNlIDIgZGVzY3MgcGVyIHJlcSAqLwo+ICAg CQlpZiAoIXZpcnRpb19oYXNfZmVhdHVyZSh2ZGV2LCBWSVJUSU9fUklOR19GX0lORElSRUNUX0RF U0MpKQo+IC0JCQl2aXJ0YmxrX3F1ZXVlX2RlcHRoIC89IDI7Cj4gKwkJCXF1ZXVlX2RlcHRoIC89 IDI7Cj4gKwl9IGVsc2Ugewo+ICsJCXF1ZXVlX2RlcHRoID0gdmlydGJsa19xdWV1ZV9kZXB0aDsK PiAgIAl9Cj4gICAKPiAgIAltZW1zZXQoJnZibGstPnRhZ19zZXQsIDAsIHNpemVvZih2YmxrLT50 YWdfc2V0KSk7Cj4gICAJdmJsay0+dGFnX3NldC5vcHMgPSAmdmlydGlvX21xX29wczsKPiAtCXZi bGstPnRhZ19zZXQucXVldWVfZGVwdGggPSB2aXJ0YmxrX3F1ZXVlX2RlcHRoOwo+ICsJdmJsay0+ dGFnX3NldC5xdWV1ZV9kZXB0aCA9IHF1ZXVlX2RlcHRoOwo+ICAgCXZibGstPnRhZ19zZXQubnVt YV9ub2RlID0gTlVNQV9OT19OT0RFOwo+ICAgCXZibGstPnRhZ19zZXQuZmxhZ3MgPSBCTEtfTVFf Rl9TSE9VTERfTUVSR0U7Cj4gICAJdmJsay0+dGFnX3NldC5jbWRfc2l6ZSA9CgpfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpWaXJ0dWFsaXphdGlvbiBtYWls aW5nIGxpc3QKVmlydHVhbGl6YXRpb25AbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKaHR0cHM6 Ly9saXN0cy5saW51eGZvdW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8vdmlydHVhbGl6YXRp b24=