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Tsirkin" Subject: RE: [PATCH v1] migration: clear the memory region dirty bitmap when skipping free pages Thread-Topic: [PATCH v1] migration: clear the memory region dirty bitmap when skipping free pages Thread-Index: AQHXeI7MOHvUULv3OEiNrwnLSYnZ+atBvpAAgAAApoCAAM+DIA== Date: Wed, 14 Jul 2021 14:58:31 +0000 Message-ID: <64973ae51976490b864ded3ff628058c@intel.com> References: <20210714075104.397484-1-wei.w.wang@intel.com> <20210714062715-mutt-send-email-mst@kernel.org> <25a2203f-fe82-41a6-ab40-2e4b5522fa14@redhat.com> In-Reply-To: <25a2203f-fe82-41a6-ab40-2e4b5522fa14@redhat.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-reaction: no-action dlp-version: 11.5.1.3 x-originating-ip: [10.239.127.36] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Received-SPF: pass client-ip=134.134.136.100; envelope-from=wei.w.wang@intel.com; helo=mga07.intel.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "peterx@redhat.com" , "qemu-devel@nongnu.org" , "dgilbert@redhat.com" , "quintela@redhat.com" Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" T24gV2VkbmVzZGF5LCBKdWx5IDE0LCAyMDIxIDY6MzAgUE0sIERhdmlkIEhpbGRlbmJyYW5kIHdy b3RlOg0KPiANCj4gT24gMTQuMDcuMjEgMTI6MjcsIE1pY2hhZWwgUy4gVHNpcmtpbiB3cm90ZToN Cj4gPiBPbiBXZWQsIEp1bCAxNCwgMjAyMSBhdCAwMzo1MTowNEFNIC0wNDAwLCBXZWkgV2FuZyB3 cm90ZToNCj4gPj4gV2hlbiBza2lwcGluZyBmcmVlIHBhZ2VzLCB0aGVpciBjb3JyZXNwb25kaW5n IGRpcnR5IGJpdHMgaW4gdGhlDQo+ID4+IG1lbW9yeSByZWdpb24gZGlydHkgYml0bWFwIG5lZWQg dG8gYmUgY2xlYXJlZC4gT3RoZXJ3aXNlIHRoZSBza2lwcGVkDQo+ID4+IHBhZ2VzIHdpbGwgYmUg c2VudCBpbiB0aGUgbmV4dCByb3VuZCBhZnRlciB0aGUgbWlncmF0aW9uIHRocmVhZCBzeW5jcw0K PiA+PiBkaXJ0eSBiaXRzIGZyb20gdGhlIG1lbW9yeSByZWdpb24gZGlydHkgYml0bWFwLg0KPiA+ Pg0KPiA+PiBtaWdyYXRpb25fY2xlYXJfbWVtb3J5X3JlZ2lvbl9kaXJ0eV9iaXRtYXBfcmFuZ2Ug aXMgcHV0IG91dHNpZGUgdGhlDQo+ID4+IGJpdG1hcF9tdXRleCwgYmVjYXN1ZQ0KPiA+DQo+ID4g YmVjYXVzZT8NCj4gPg0KPiA+PiBtZW1vcnlfcmVnaW9uX2NsZWFyX2RpcnR5X2JpdG1hcCBpcyBw b3NzaWJsZSB0byBibG9jayBvbiB0aGUga3ZtIHNsb3QNCj4gPj4gbXV0ZXggKGRvbid0IHdhbnQg aG9sZGluZyBiaXRtYXBfbXV0ZXggd2hpbGUgYmxvY2tlZCBvbiBhbm90aGVyDQo+ID4+IG11dGV4 KSwgYW5kIGNsZWFyX2JtYXBfdGVzdF9hbmRfY2xlYXIgdXNlcyBhdG9taWMgb3BlcmF0aW9uLg0K PiANCj4gSG93IGlzIHRoYXQgZGlmZmVyZW50IGZyb20gb3VyIGV4aXN0aW5nIGNhbGxlcj8NCj4g DQo+IFBsZWFzZSBlaXRoZXIgY2xlYW4gZXZlcnl0aGluZyB1cCwgY29tcGxldGVseSBhdm9pZGlu ZyB0aGUgbG9jayAoc2VwYXJhdGUNCj4gcGF0Y2gpLCBvciBtb3ZlIGl0IHVuZGVyIHRoZSBsb2Nr Lg0KPiANCj4gT3IgYW0gSSBtaXNzaW5nIHNvbWV0aGluZyBpbXBvcnRhbnQ/DQoNClRoYXQgc2Vl bXMgb2sgdG8gbWUgYW5kIFBldGVyIHRvIGhhdmUgaXQgb3V0c2lkZSB0aGUgbG9jay4gTm90IHN1 cmUgaWYgRGF2ZSBvciBKdWFuIGtub3dzIHRoZSByZWFzb24gd2h5IGNsZWFyX2JtYXAgbmVlZHMg dG8gYmUgdW5kZXIgdGhlIG11dGV4IGdpdmVuIHRoYXQgaXQgaXMgYXRvbWljIG9wZXJhdGlvbi4N Cg0KQmVzdCwNCldlaQ0K