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: Mon, 28 Mar 2016 03:44:53 +0000 Message-ID: <945CA011AD5F084CBEA3E851C0AB28894B86D1C5@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> <1458833885.5082.51.camel@citrix.com> <20160325204024.GH14689@char.us.oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20160325204024.GH14689@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 , Dario Faggioli Cc: "Tian, Kevin" , "Wu, Feng" , "jbeulich@suse.com" , "xen-devel@lists.xen.org" List-Id: xen-devel@lists.xenproject.org T24gTWFyY2ggMjYsIDIwMTYgNDo0MGFtLCBLb25yYWQgUnplc3p1dGVrIFdpbGsgPGtvbnJhZC53 aWxrQG9yYWNsZS5jb20+IHdyb3RlOg0KPiBPbiBUaHUsIE1hciAyNCwgMjAxNiBhdCAwNDozODow NVBNICswMTAwLCBEYXJpbyBGYWdnaW9saSB3cm90ZToNCj4gPiBPbiBUaHUsIDIwMTYtMDMtMjQg YXQgMTM6NTcgKzA4MDAsIFF1YW4gWHUgd3JvdGU6DQo+ID4gPiBJZiBEZXZpY2UtVExCIGZsdXNo IHRpbWVkIG91dCwgd2Ugd291bGQgaGlkZSB0aGUgdGFyZ2V0IEFUUyBkZXZpY2UNCj4gPiA+IGFu ZCBjcmFzaCB0aGUgZG9tYWluIG93bmluZyB0aGlzIEFUUyBkZXZpY2UuIElmIGltcGFjdGVkIGRv bWFpbiBpcw0KPiA+ID4gaGFyZHdhcmUgZG9tYWluLCBqdXN0IHRocm93IG91dCBhIHdhcm5pbmcu DQo+ID4gPg0KPiA+ID4gVGhlIGhpZGRlbiBkZXZpY2Ugc2hvdWxkIGJlIGRpc2FsbG93ZWQgdG8g YmUgZnVydGhlciBhc3NpZ25lZCB0byBhbnkNCj4gPiA+IGRvbWFpbi4NCj4gPiA+DQo+ID4gV2hh dCBpcyAic2hvdWxkIGJlIGRpc2FsbG93ZWQiIHN1cHBvc2VkIHRvIG1lYW4gaGVyZT8gSXNuJ3Qg dGhlDQo+ID4gc2l0dWF0aW9uIHRoYXQsIGJ5IGhpZGluZyB0aGUgZGV2aWNlLCB3aGljaCB0aGlz IHBhdGNoIGlzIGRvaW5nLCB3ZQ0KPiA+IGFjdHVhbGx5IGRpc2FsbG93IGFueSBmdXJ0aGVyIGFz c2lnbm1lbnQ/DQo+IA0KPiBZZXMuDQo+IA0KPiBUYWtlIGEgbG9vayBhdCBkZXZpY2VfYXNzaWdu ZWQuIFRoaXMgcGF0Y2ggcmVhc3NpZ25zIHRoZSBkZXZpY2UgdG8gZG9tX3hlbiBzbw0KPiBkZXZp Y2VfYXNzaWduZWQgd2lsbCByZXR1cm4gLUVCVVNZLg0KPiANCj4gQWN0dWFsbHkgdGhhdCBpbmZv cm1hdGlvbiBjb3VsZCBiZSBwYXJ0IG9mIHRoZSBjb21taXQgdG8gZ2V0IGFuIGlkZWEgb2YgdGhl DQo+IGVmZmVjdHMgb2YgdGhpcyBwYXRjaC4NCj4gPg0KDQpLb25yYWQsIFdlbGNvbWUuDQpZZXMs IEkgd291bGQgdHJ5IHRvIGFkZCBpdCBpbiBjaGFuZ2Vsb2cuDQoNClF1YW4NCg0KPiA+IElmIHll cywgdGhpcyBzaG91bGQgcmF0aGVyIGJlIChzb21ldGhpbmcgbGlrZSk6DQo+ID4NCj4gPiAiQnkg aGlkaW5nIHRoZSBkZXZpY2UsIHdlIG1ha2Ugc3VyZSBpdCBjYW4ndCBiZSBhc3NpZ25lZCB0byBh bnkgZG9tYWluDQo+ID4gYW55IGxvbmdlci4iDQo+ID4NCj4gPiBPdGhlciB0aGFuIHRoaXMsIHRo ZSBwYXRjaCBsb29rcyBnb29kIHRvIG1lLCBidXQgSSdsbCByZS1yZXZpZXcgaXQNCj4gPiB3aGVu IHRoZSBuZXcgdmVyc2lvbiBjb21lcyBvdXQgKHdpdGggdGhlIG90aGVyIHBhdGNoZXMgZnJvbSB0 aGUNCj4gPiBwcmVsaW1pbmFyeSBzZXJpZXMgZm9sZGVkIGluKSwgYmVmb3JlIHNheWluZyBSZXZp ZXdlZC1ieS4NCj4gPg0KPiA+IFJlZ2FyZHMsDQo+ID4gRGFyaW8NCj4gPiAtLQ0KPiA+IDw8VGhp cyBoYXBwZW5zIGJlY2F1c2UgSSBjaG9vc2UgaXQgdG8gaGFwcGVuIT4+IChSYWlzdGxpbiBNYWpl cmUpDQo+ID4gLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0NCj4gPiBEYXJpbyBGYWdnaW9saSwgUGguRCwgaHR0cDovL2Fib3V0 Lm1lL2RhcmlvLmZhZ2dpb2xpIFNlbmlvciBTb2Z0d2FyZQ0KPiA+IEVuZ2luZWVyLCBDaXRyaXgg U3lzdGVtcyBSJkQgTHRkLiwgQ2FtYnJpZGdlIChVSykNCj4gPg0KPiANCj4gDQo+IA0KPiA+IF9f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fDQo+ID4gWGVuLWRl dmVsIG1haWxpbmcgbGlzdA0KPiA+IFhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnDQo+ID4gaHR0cDov L2xpc3RzLnhlbi5vcmcveGVuLWRldmVsDQo+IA0KPiANCj4gX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX18NCj4gWGVuLWRldmVsIG1haWxpbmcgbGlzdA0KPiBY ZW4tZGV2ZWxAbGlzdHMueGVuLm9yZw0KPiBodHRwOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwN Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZl bCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcKaHR0cDovL2xpc3RzLnhlbi5v cmcveGVuLWRldmVsCg==