From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Xu, Quan" Subject: Re: [PATCH v8 3/3] VT-d: Fix vt-d Device-TLB flush timeout issue Date: Tue, 29 Mar 2016 14:32:45 +0000 Message-ID: <945CA011AD5F084CBEA3E851C0AB28894B870873@SHSMSX101.ccr.corp.intel.com> References: <1458799079-79825-1-git-send-email-quan.xu@intel.com> <1458799079-79825-4-git-send-email-quan.xu@intel.com> <20160325203134.GG14689@char.us.oracle.com> <945CA011AD5F084CBEA3E851C0AB28894B86D211@SHSMSX101.ccr.corp.intel.com> <20160328141127.GF31349@char.us.oracle.com> <945CA011AD5F084CBEA3E851C0AB28894B86FD3C@SHSMSX101.ccr.corp.intel.com> <20160329142042.GE10298@char.us.oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20160329142042.GE10298@char.us.oracle.com> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Konrad Rzeszutek Wilk Cc: "Tian, Kevin" , "Wu, Feng" , "dario.faggioli@citrix.com" , "jbeulich@suse.com" , "xen-devel@lists.xen.org" List-Id: xen-devel@lists.xenproject.org T24gTWFyY2ggMjksIDIwMTYgMTA6MjFwbSwgS29ucmFkIFJ6ZXN6dXRlayBXaWxrIDxrb25yYWQu d2lsa0BvcmFjbGUuY29tPiB3cm90ZToNCj4gT24gVHVlLCBNYXIgMjksIDIwMTYgYXQgMDE6MzI6 MDJBTSArMDAwMCwgWHUsIFF1YW4gd3JvdGU6DQo+ID4gT24gTWFyY2ggMjgsIDIwMTYgMTA6MTFw bSwgS29ucmFkIFJ6ZXN6dXRlayBXaWxrDQo+IDxrb25yYWQud2lsa0BvcmFjbGUuY29tPiB3cm90 ZToNCj4gPiA+ID4NCj4gPiA+ID4gPiA+ICsgICAgICAgICAgICBsaXN0X2RlbCgmcGRldi0+ZG9t YWluX2xpc3QpOw0KPiA+ID4gPiA+ID4gKyAgICAgICAgICAgIHBkZXYtPmRvbWFpbiA9IE5VTEw7 DQo+ID4gPiA+ID4gPiArICAgICAgICAgICAgcGNpX2hpZGVfZXhpc3RpbmdfZGV2aWNlKHBkZXYp Ow0KPiA+ID4gPiA+ID4gKyAgICAgICAgICAgIGJyZWFrOw0KPiA+ID4gPiA+ID4gKyAgICAgICAg fQ0KPiA+ID4gPiA+ID4gKyAgICB9DQo+ID4gPiA+ID4gPiArDQo+ID4gPiA+ID4gPiArICAgIHBj aWRldnNfdW5sb2NrKCk7DQo+ID4gPiA+ID4gPiArDQo+ID4gPiA+ID4gPiArICAgIGlmICggIWlz X2hhcmR3YXJlX2RvbWFpbihkKSApDQo+ID4gPiA+ID4gPiArICAgICAgICBkb21haW5fY3Jhc2go ZCk7DQo+ID4gPiA+ID4NCj4gPiA+ID4gPiBUaGUgZGVzY3JpcHRpb24gc2FpZCBzb21ldGhpbmcg YWJvdXQgJ2p1c3QgdGhyb3cgb3V0IGEgd2FybmluZycNCj4gPiA+ID4gPiAoaWYgdGhlIGRvbWFp biBvd25pbmcgaXQgaXMgYSBoYXJkd2FyZSBkb21haW4pLiBUaGF0IHNlZW1zIHRvIGJlDQo+IG1p c3Npbmc/DQo+ID4gPiA+ID4NCj4gPiA+ID4gPg0KPiA+ID4gPg0KPiA+ID4gPiBUaGUgd2Fybmlu ZyBpcyBpbiB0aGUgY2FsbCBwYXRoLCBpbiBxdWV1ZV9pbnZhbGlkYXRlX3dhaXQoKToNCj4gPiA+ ID4gICAiIiJRdWV1ZSBpbnZhbGlkYXRlIHdhaXQgZGVzY3JpcHRvciB0aW1lZCBvdXQuIiIiDQo+ ID4gPg0KPiA+ID4gQWFoLCByaWdodC4NCj4gPiA+ID4NCj4gPiA+ID4gVGhlbiwgZG9lcyBpdCBt YWtlIHNlbnNlPw0KPiA+ID4NCj4gPiA+IFllcy4gSSB3b3VsZCByZWNvbW1lbmQgeW91IG1vZGlm eSB0aGUgY29tbWl0IGRlc2NyaXB0aW9uIHNvIHRoYXQNCj4gPiA+IGNsdWVsZXNzIGZvbGtzIGxp a2UgbWUgY2FuIHNlZSBpdC4gWW91IGNvdWxkIG1vZGlmeSB0aGUgY29tbWl0IGRlc2NyaXB0aW9u IHRvDQo+IHNheToNCj4gPiA+DQo+ID4gPiAianVzdCB0aHJvdyBvdXQgYSB3YXJuaW5nIChkb25l IGluIHF1ZXVlX2ludmFsaWRhdGVfd2FpdCkuIg0KPiA+ID4NCj4gPiA+DQo+ID4NCj4gPiBUaGVu LCBiYXNlZCBvbiBEYXJpby95b3VyIHN1Z2dlc3Rpb24sIHRoZSBjaGFuZ2Vsb2cgY291bGQgYmU6 DQo+ID4gIiIiDQo+ID4gVlQtZDogRml4IHZ0LWQgRGV2aWNlLVRMQiBmbHVzaCB0aW1lb3V0IGlz c3VlDQo+ID4NCj4gPiBJZiBEZXZpY2UtVExCIGZsdXNoIHRpbWVkIG91dCwgd2Ugd291bGQgaGlk ZSB0aGUgdGFyZ2V0IEFUUyBkZXZpY2UgYW5kIGNyYXNoDQo+IHRoZSBkb21haW4gb3duaW5nIHRo aXMgQVRTIGRldmljZS4NCj4gPiBJZiBpbXBhY3RlZCBkb21haW4gaXMgaGFyZHdhcmUgZG9tYWlu LCBqdXN0IHRocm93IG91dCBhIHdhcm5pbmcgKGRvbmUgaW4NCj4gcXVldWVfaW52YWxpZGF0ZV93 YWl0KS4NCj4gPg0KPiA+IEJ5IGhpZGluZyB0aGUgZGV2aWNlLCB3ZSBtYWtlIHN1cmUgaXQgY2Fu J3QgYmUgYXNzaWduZWQgdG8gYW55IGRvbWFpbiBhbnkNCj4gbG9uZ2VyLg0KPiA+ICIiIg0KPiAN Cj4gcy90byBhbnkgZG9tYWluIGFueSBsb25nZXIuL3RvIGFueSBkb21haW4gYW55IGxvbmdlciAo c2VlIGRldmljZV9hc3NpZ25lZCkuLw0KPiANCkdvdCBpdCwgdGhhbmtzLg0KDQpRdWFuDQpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFp bGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHA6Ly9saXN0cy54ZW4ub3JnL3hl bi1kZXZlbAo=