答复: [外部邮件] [PATCH 03/20] iommu/vt-d: Fi x CACHE_TAG_NESTING_DEVTLB polluting shared v ariables in flush loop
"Li,Rongqing" <[email protected]> Tue, 4 Aug 2026 03:16:33 +0000
| Newsgroups | dev.linux.lists.iommu,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
DQoNCj4gRnJvbTogR3VhbmdodWkgRmVuZyA8Z3VhbmdodWlmZW5nQGxpbnV4LmFsaWJhYmEuY29t Pg0KPiANCj4gSW4gY2FjaGVfdGFnX2ZsdXNoX3JhbmdlKCksIHRoZSBDQUNIRV9UQUdfTkVTVElO R19ERVZUTEIgY2FzZSBtb2RpZmllcyB0aGUNCj4gc2hhcmVkIGxvY2FsIHZhcmlhYmxlcyAnYWRk cicgYW5kICdtYXNrJyBiZWZvcmUgZmFsbGluZyB0aHJvdWdoIHRvDQo+IENBQ0hFX1RBR19ERVZU TEIuIFRoaXMgY2F1c2VzIGFsbCBzdWJzZXF1ZW50IENBQ0hFX1RBR19ERVZUTEIgZW50cmllcyBp bg0KPiB0aGUgc2FtZSBsb29wIGl0ZXJhdGlvbiB0byBpbmNvcnJlY3RseSB1c2UgdGhlIGZ1bGwt cmFuZ2UgZmx1c2ggcGFyYW1ldGVycw0KPiAoYWRkcj0wLCBtYXNrPU1BWF9BR0FXX1BGTl9XSURU SCkgaW5zdGVhZCBvZiB0aGUgcHJlY2lzZWx5IGNhbGN1bGF0ZWQgUFNJDQo+IHJhbmdlLiBUaGlz IGlzIG5vdCB0aGUgaW50ZW5kZWQgYmVoYXZpb3IsIGFzIHJlZ3VsYXIgREVWVExCIGVudHJpZXMg c2hvdWxkIGFsd2F5cw0KPiBwZXJmb3JtIHRhcmdldGVkIHJhbmdlLWJhc2VkIGludmFsaWRhdGlv bi4NCj4gDQo+IEZpeCB0aGlzIGJ5IGhhdmluZyBDQUNIRV9UQUdfTkVTVElOR19ERVZUTEIgZGly ZWN0bHkgY2FsbA0KPiBjYWNoZV90YWdfZmx1c2hfZGV2dGxiX3BzaSgpIHdpdGggdGhlIGZ1bGwt cmFuZ2UgY29uc3RhbnRzIGFuZCBicmVhaywgaW5zdGVhZCBvZg0KPiBtb2RpZnlpbmcgc2hhcmVk IHZhcmlhYmxlcyBhbmQgZmFsbGluZyB0aHJvdWdoLiBUaGlzIGVuc3VyZXMNCj4gQ0FDSEVfVEFH X0RFVlRMQiBhbHdheXMgdXNlcyB0aGUgb3JpZ2luYWwgY2FsY3VsYXRlZCBhZGRyIGFuZCBtYXNr IGZvcg0KPiBwcmVjaXNlIHJhbmdlIGZsdXNoLg0KPiANCj4gU2lnbmVkLW9mZi1ieTogR3Vhbmdo dWkgRmVuZyA8Z3VhbmdodWlmZW5nQGxpbnV4LmFsaWJhYmEuY29tPg0KPiBTaWduZWQtb2ZmLWJ5 OiBHdWl4aW4gTGl1IDxrYW5pZUBsaW51eC5hbGliYWJhLmNvbT4NCj4gU2lnbmVkLW9mZi1ieTog THUgQmFvbHUgPGJhb2x1Lmx1QGxpbnV4LmludGVsLmNvbT4NCj4gLS0tDQo+ICBkcml2ZXJzL2lv bW11L2ludGVsL2NhY2hlLmMgfCA1ICsrLS0tDQo+ICAxIGZpbGUgY2hhbmdlZCwgMiBpbnNlcnRp b25zKCspLCAzIGRlbGV0aW9ucygtKQ0KPiANCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvaW9tbXUv aW50ZWwvY2FjaGUuYyBiL2RyaXZlcnMvaW9tbXUvaW50ZWwvY2FjaGUuYyBpbmRleA0KPiBmZGM4 ODgxNzcwOWYuLjI2YTc1OGIwZjUwMSAxMDA2NDQNCj4gLS0tIGEvZHJpdmVycy9pb21tdS9pbnRl bC9jYWNoZS5jDQo+ICsrKyBiL2RyaXZlcnMvaW9tbXUvaW50ZWwvY2FjaGUuYw0KPiBAQCAtNDU0 LDkgKzQ1NCw4IEBAIHZvaWQgY2FjaGVfdGFnX2ZsdXNoX3JhbmdlKHN0cnVjdCBkbWFyX2RvbWFp bg0KPiAqZG9tYWluLCB1bnNpZ25lZCBsb25nIHN0YXJ0LA0KPiAgCQkJICogYWZmZWN0ZWQgYnkg YSBjaGFuZ2UgaW4gUzIuIFNvIGp1c3QgZmx1c2ggdGhlIGVudGlyZQ0KPiAgCQkJICogZGV2aWNl IGNhY2hlLg0KPiAgCQkJICovDQo+IC0JCQlhZGRyID0gMDsNCj4gLQkJCW1hc2sgPSBNQVhfQUdB V19QRk5fV0lEVEg7DQo+IC0JCQlmYWxsdGhyb3VnaDsNCj4gKwkJCWNhY2hlX3RhZ19mbHVzaF9k ZXZ0bGJfcHNpKGRvbWFpbiwgdGFnLCAwLA0KPiBNQVhfQUdBV19QRk5fV0lEVEgpOw0KPiArCQkJ YnJlYWs7DQo+ICAJCWNhc2UgQ0FDSEVfVEFHX0RFVlRMQjoNCj4gIAkJCWNhY2hlX3RhZ19mbHVz aF9kZXZ0bGJfcHNpKGRvbWFpbiwgdGFnLCBhZGRyLCBtYXNrKTsNCj4gIAkJCWJyZWFrOw0KPiAt LQ0KPiAyLjQzLjANCg0KVGhpcyBwYXRjaCBpbnRyb2R1Y2VzIGEgc3VidGxlIHNpZGUgZWZmZWN0 IG9uIHRoZSB0cmFjaW5nIGxvZ2ljIGxhdGVyIGluIHRoaXMgZnVuY3Rpb24uIA0KQXQgdGhlIGVu ZCBvZiBjYWNoZV90YWdfZmx1c2hfcmFuZ2UoKSwgdHJhY2VfY2FjaGVfdGFnX2ZsdXNoX3Jhbmdl KHRhZywgc3RhcnQsIGVuZCwgYWRkciwgbWFzaykgaXMgY2FsbGVkIHRvIGxvZyANCnRoZSBmbHVz aCBvcGVyYXRpb24uIA0KDQpXaXRoIHRoaXMgcGF0Y2g6IGJ5cGFzc2VkIHRoZSBhc3NpZ25tZW50 IGFuZCB1c2VkIGJyZWFrLCBhZGRyIGFuZCBtYXNrIHJldGFpbiB0aGVpciBvcmlnaW5hbCByYW5n ZSB2YWx1ZXMuIA0KVGhpcyBjYXVzZXMgdGhlIHRyYWNlcG9pbnQgdG8gbG9nIGFuIGluY29ycmVj dCwgc21hbGxlciByYW5nZSB3aGlsZSB0aGUgYWN0dWFsIGhhcmR3YXJlIGV4ZWN1dGlvbiB3YXMg YSBmdWxsLXJhbmdlIGZsdXNoLg0KDQpNeSBwYXRjaCBoYXMgbm90IHRoaXMgaXNzdWU6DQpodHRw czovL2xvcmUua2VybmVsLm9yZy9saW51eC1pb21tdS8yMDI2MDYwNTAwMzk1MC4xNzIwLTEtbGly b25ncWluZ0BiYWlkdS5jb20vDQoNCnRoYW5rcw0KDQpbTGksUm9uZ3FpbmddIA0KDQoNCg==