From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Xu, Quan" Subject: Re: [PATCH 1/2] IOMMU/MMU: Adjust top level functions for VT-d Device-TLB flush error. Date: Thu, 24 Mar 2016 14:12:00 +0000 Message-ID: <945CA011AD5F084CBEA3E851C0AB28894B86B54F@SHSMSX101.ccr.corp.intel.com> References: <1458197676-60696-1-git-send-email-quan.xu@intel.com> <1458197676-60696-2-git-send-email-quan.xu@intel.com> <945CA011AD5F084CBEA3E851C0AB28894B86730F@SHSMSX101.ccr.corp.intel.com> <56EBC83202000078000DE391@prv-mh.provo.novell.com> <945CA011AD5F084CBEA3E851C0AB28894B867412@SHSMSX101.ccr.corp.intel.com> <56EBD88E02000078000DE406@prv-mh.provo.novell.com> <1458293921.15374.94.camel@citrix.com> <56EBDD1702000078000DE429@prv-mh.provo.novell.com> <945CA011AD5F084CBEA3E851C0AB28894B86ADF0@SHSMSX101.ccr.corp.intel.com> <56F3C86302000078000DFF8E@prv-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <56F3C86302000078000DFF8E@prv-mh.provo.novell.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: Jan Beulich , Dario Faggioli Cc: "Tian, Kevin" , "Wu, Feng" , George Dunlap , Liu Jinsong , "xen-devel@lists.xen.org" , "Nakajima, Jun" , Andrew Cooper , Keir Fraser List-Id: xen-devel@lists.xenproject.org T24gTWFyY2ggMjQsIDIwMTYgNTo1OXBtLCA8SkJldWxpY2hAc3VzZS5jb20+IHdyb3RlOgo+ID4+ PiBPbiAyNC4wMy4xNiBhdCAxMDowMiwgPHF1YW4ueHVAaW50ZWwuY29tPiB3cm90ZToKPiA+IE9u IE1hcmNoIDE4LCAyMDE2IDU6NDlwbSwgPEpCZXVsaWNoQHN1c2UuY29tPiB3cm90ZToKCgo+ID4g ICAgMy4gRm9yIGlvbW11X3ssdW59bWFwX3BhZ2UoKSwgd2UnZCBiZXR0ZXIgZml4IGl0IGFzIGEg bm9ybWFsIGVycm9yLAo+ID4gYXMgdGhlIGVycm9yIGlzIG5vdCBvbmx5IGZyb20gaW9tbXUgZmx1 c2gsIC5lLmcsICctRU5PTUVNJy4KPiA+ICAgICAgU28sIHdlIG5lZWQgdG8geyx1bn1tYXAgZnJv bSB0aGUgSU9NTVUsIHJldHVybiBhbiBlcnJvciwgYW5kIHJvbGwKPiA+IGJhY2sgdGhlIGZhaWxl ZCBvcGVyYXRpb24oIC5lLmcsIHVubWFwIEVQVCkuCj4gCj4gV2VsbCwgaWYgdGhhdCBwb3NzaWJs ZSBpbiBhIHByb3ZhYmx5IGNvcnJlY3Qgd2F5LCB0aGVuIHN1cmUuIEJ1dCBiZSBjbGVhciAtIHdo ZW4KPiB0aGUgZmFpbHVyZSBvY2N1cnMgd2hpbGUgdW5tYXBwaW5nLCB1bm1hcHBpbmcgdGhlIEVQ VCBlbnRyeSBvYnZpb3VzbHkgY2FuJ3QgYmUKPiB0aGUgc29sdXRpb24sIAoKSSBob3BlIHdlIGRp c2N1c3MgYWJvdXQgdGhlIHNhbWUgcG9pbnQgYXMgYmVsbG93PzoKICAgZXB0X3NldF9lbnRyeSgp CiAgIHsKICAgIC4uLi4KICAgICAgICAgIGlmICggaW9tbXVfZmxhZ3MgKQogICAgICAgICAgICAg ICAgZm9yICggaSA9IDA7IGkgPCAoMSA8PCBvcmRlcik7IGkrKyApCiAgICAgICAgICAgICAgICAg ICAgaW9tbXVfbWFwX3BhZ2UoZCwgZ2ZuICsgaSwgbWZuX3gobWZuKSArIGksIGlvbW11X2ZsYWdz KTsKICAgICAgICAgICAgZWxzZQogICAgICAgICAgICAgICAgZm9yICggaSA9IDA7IGkgPCAoMSA8 PCBvcmRlcik7IGkrKyApCiAgICAgICAgICAgICAgICAgICAgaW9tbXVfdW5tYXBfcGFnZShkLCBn Zm4gKyBpKTsKICAgIC4uLi4KICAgfQoKCj4geW91J2QgbmVlZCBhIHRydWUgcm9sbCBiYWNrLgoK RG9lcyBpdCByZWZlciB0byBhczoKSWYgdGhlIG9sZCBlbnRyeSBpcyBwcmVzZW50LCB3ZSBuZWVk IHRvIHdyaXRlIGJhY2sgdGhlIG9sZCBlbnRyeT8gCgo+IEFuZCBvZiBjb3Vyc2UgeW91IHNob3Vs ZCBrZWVwIGluIG1pbmQKPiB3aGF0IGhhcHBlbnMgdG8gdGhlIGd1ZXN0IGlmIHN1Y2ggYW4gb3Bl cmF0aW9uIGZhaWxzOiBJZiB5b3UgY2FuIGJlIGNlcnRhaW4gaXQnbGwKPiBjcmFzaCBiZWNhdXNl IG9mIHRoaXMgbGF0ZXIgb24gYW55d2F5LCB5b3UncmUgbGlrZWx5IGJldHRlciBvZmYgY3Jhc2hp bmcgaXQgcmlnaHQKPiBhd2F5IChzdWNoIHRoYXQgdGhlIHJlYXNvbiBmb3IgdGhlIGNyYXNoIGlz IGF0IGxlYXN0IG9idmlvdXMpLgo+IAoKSSB0aGluaywgZm9yIGlvbW11X3ssdW59bWFwX3BhZ2Uo KSwgaXQgd291bGQgYmUgbm90IGF3YXJlIHRoYXQgdGhlIGRvbWFpbiBpcyBnb2luZyB0byBjcmFz aC4KQXMgbWVudGlvbmVkLCAgdGhlIGVycm9yIGlzIG5vdCBvbmx5IGZyb20gaW9tbXUgZmx1c2gu CldlIG5lZWQgdG8gZml4IGl0IG9uZSBieSBvbmUuIGZvcnR1bmF0ZWx5LCBpdCBpcyBsaW1pdGVk LgoKCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVu LWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwOi8vbGlzdHMu eGVuLm9yZy94ZW4tZGV2ZWwK