From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lan Tianyu Subject: Re: [PATCH V2 9/25] tools/libxl: build DMAR table for a guest with one virtual VTD Date: Fri, 25 Aug 2017 15:33:47 +0800 Message-ID: References: <1502310866-10450-1-git-send-email-tianyu.lan@intel.com> <1502310866-10450-10-git-send-email-tianyu.lan@intel.com> <20170817113217.xpg6yyvg45fuatjs@citrix.com> <20170817122821.hgrd644ogoet3nfg@citrix.com> <20170818054547.GA29191@skl-2s3.sh.intel.com> <20170822134828.dyvg7ytli4dzmj77@citrix.com> <91b6ff5f-c908-fa20-2ab8-f7e230690cbf@intel.com> <20170823083410.vhlkaf2jjy67tgtk@citrix.com> <59d40df3-a057-01d5-908a-6a3330316ba0@intel.com> <20170824110842.6beygoyd7x5cbbg3@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Wei Liu Cc: kevin.tian@intel.com, andrew.cooper3@citrix.com, ian.jackson@eu.citrix.com, xen-devel@lists.xen.org, julien.grall@arm.com, jbeulich@suse.com, "Gao, Chao" List-Id: xen-devel@lists.xenproject.org T24gMjAxN+W5tDA45pyIMjXml6UgMTE6MTksIExhbiBUaWFueXUgd3JvdGU6Cj4gT24gMjAxN+W5 tDA45pyIMjTml6UgMTk6MDgsIFdlaSBMaXUgd3JvdGU6Cj4+Pj4+IElmIGFkZCBkbWFyIHRhYmxl IGZvciBodm1saXRlLCB3ZSBzaG91bGQgY29tYmluZSBkbWFyIHRhYmxlIHdpdGggb3RoZXIKPj4+ Pj4+Pj4gQUNQSSB0YWJsZSBhbmQgcG9wdWxhdGUgaW50byBhY3BpX21vZHVsZXNbMl0uIFRoaXMg aXMgaG93IGh2bWxpdGUgYWRkCj4+Pj4+Pj4+IG90aGVyIEFDUEkgdGFibGVzIGluIGxpYnhsX19k b21fbG9hZF9hY3BpKCkuCj4+Pj4+Pj4+Cj4+Pj4+Pgo+Pj4+Pj4gU3VyZSwgdGhhdCBzb3VuZHMg cGxhdXNpYmxlLgo+Pj4+Pj4KPj4+Pj4+IFdoYXQgSSB3b3VsZCBsaWtlIHRvIHNlZSBpcyB0byBo YXZlIG9uZSBlbnRyeSBwb2ludCB0byBtYW5pcHVsYXRlIEFQQ0kKPj4+Pj4+IHRhYmxlcy4KPj4+ Pj4+Cj4+Pj4+PiBHaXZlbiB0aGUgcGF0Y2ggdm9sdW1lIHdlJ3JlIHNlZWluZyBub3csIHdlIGV4 cGVjdCBjb250cmlidXRvcnMgdG8gZHJpdmUKPj4+Pj4+IHRoZSBkaXNjdXNzaW9uIGZvcndhcmQu IElmIHlvdSdyZSBub3Qgc3VyZSwgZmVlbCBmcmVlIHRvIGFzayBtb3JlIHF1ZXN0aW9ucy4KPj4+ Pgo+Pj4+IEkgYW0gbm90IHN1cmUgd2hldGhlciBJIHVuZGVyc3Rvb2QgY29ycmVjdGx5Lgo+Pj4+ Cj4+Pj4gUFZIdjIgYnVpbGRzIGFsbCBBQ1BJIHRhYmxlIGluIHRvb2wgc3RhY2sgYW5kIHVzZXMg YWNwaV9tb2R1bGVbMCwgMSwgMl0KPj4+PiB0byBwYXNzIHJlbGF0ZWQgdGFibGUgY29udGVudC4K Pj4+Pgo+Pj4+IEhWTSBidWlsZHMgQUNQSSB0YWJsZXMgaW4gaHZtbG9hZGVyIGFuZCBqdXN0IHVz ZSBhY3BpX21vZHVsZVswXSB0byBwYXNzCj4+Pj4gYWRkaXRpb25hbCBBQ1BJIGZpcm13YXJlIG9y IHRhYmxlLgo+Pj4+Cj4+Pj4gVGhlc2UgdHdvIG1vZGVzIGhhdmUgZGlmZmVyZW50IHdheSB0byB1 c2UgYWNwaV9tb2R1bGVzW10uIFNvIEkgdGhpbmsgd2UKPj4+PiBjYW4ndCBjb21iaW5lIHRoZW0s IHJpZ2h0Pwo+Pj4+Cj4+IFRoZXJlIG1pZ2h0IGJlIHNvbWUgbWlzdW5kZXJzdGFuZGluZy4gIFdl IHByb2JhYmx5IGRvbid0IHdhbnQgdG8KPj4gbWFuaXB1bGF0ZSB0aGUgY29udGVudCBvZiB0aGUg dGFibGVzIGluIGxpYnhsLgo+Pgo+Pj4+IEZvciBidWlsZCBkbWFyIHRhYmxlLCB3ZSBoYXZlIGlu dHJvZHVjZWQgY29uc3RydWN0X2RtYXIoKSBpbiB1bmRlcgo+Pj4+IGxpYmFjcGkgdG8gYnVpbGQg ZG1hciB0YWJsZSBhbmQgUFZIdjIgYWxzbyBjYW4gdXNlIGl0IGluCj4+Pj4gbGlieGxfX2RvbV9s b2FkX2FjcGkoKS4KPj4+Pgo+PiBNeSBtYWpvciBjb21wbGFpbiBpcyBub3cgdGhlcmUgYXJlIHR3 byBmdW5jdGlvbnMgYW5kIGluIHR3byBkaWZmZXJlbnQKPj4gbG9jYXRpb25zLCBpbiB0d28gZGlm ZmVyZW50IHBoYXNlcyBvZiBkb21haW4gY29uc3RydWN0aW9uIHRoYXQgd291bGQKPj4gbWFuaXB1 bGF0ZSBBQ1BJIHRhYmxlcy4gSSB3b3VsZCBsaWtlIHRvIGhhdmUgb25seSBvbmUuCj4+Cj4+IFRo ZSBmdW5jdGlvbiB5b3UncmUgY3VycmVudGx5IG1vZGlmeWluZyBsaWJ4bF9fZG9tYWluX2Zpcm13 YXJlIGlzIG5vdAo+PiB0aGUgcmlnaHQgcGxhY2UuIEl0J3MgcHJpbWFyeSBmdW5jdGlvbiBpcyB0 byBsb2FkIGZpbGVzIGZyb20gZGlza3MuCj4+Cj4+IFlvdSBzaG91bGQgYmUgYWJsZSB0byBjYWxs IHRoZSBmdW5jdGlvbiB5b3UgaW50cm9kdWNlZCBpbgo+PiBsaWJ4bF9fZG9tX2xvYWRfYWNwaSwg cHJvdmlkZWQgYXBwcm9wcmlhdGUgY2hlY2tzIGFyZSBhZGRlZC4KPiAKPiBCdXQgbGlieGxfX2Rv bV9sb2FkX2FjcGkoKSBpc24ndCBjYWxsZWQgb24gaHZtIGd1ZXN0IGNvZGUgcGF0aC4gSXQganVz dAo+IHdvcmtzIGZvciBQVkh2Mi9IVk1saXRlIGFuZCBoYXZlIHNvbWUgY29uZmxpY3Qgd2l0aCBo dm0gZ3Vlc3QKPiBjb25maWd1cmF0aW9uKGkuZSwgYWNwaV9tb2R1bGUpLgo+IAo+IAo+IGludCBs aWJ4bF9fYXJjaF9kb21haW5fZmluYWxpc2VfaHdfZGVzY3JpcHRpb24obGlieGxfX2djICpnYywK PiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGxpYnhsX2Rv bWFpbl9idWlsZF9pbmZvCj4gKmluZm8sCj4gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICBzdHJ1Y3QgeGNfZG9tX2ltYWdlICpkb20pCj4gewo+ICAgICBpbnQg cmMgPSAwOwo+IAo+ICAgICBpZiAoKGluZm8tPnR5cGUgPT0gTElCWExfRE9NQUlOX1RZUEVfSFZN KSAmJgo+ICAgICAgICAgKGluZm8tPmRldmljZV9tb2RlbF92ZXJzaW9uID09IExJQlhMX0RFVklD RV9NT0RFTF9WRVJTSU9OX05PTkUpKSB7Cj4gICAgICAgICByYyA9IGxpYnhsX19kb21fbG9hZF9h Y3BpKGdjLCBpbmZvLCBkb20pOwo+ICAgICAgICAgaWYgKHJjICE9IDApCj4gICAgICAgICAgICAg TE9HRShFUlJPUiwgImxpYnhsX2RvbV9sb2FkX2FjcGkgZmFpbGVkIik7Cj4gICAgIH0KPiAKPiAg ICAgcmV0dXJuIHJjOwo+IH0KCldlIG1heSByZW1vdmUgdGhlIGNoZWNrIGFuZCBtb3ZlIGludHJv ZHVjZWQgY29kZSBpbgpsaWJ4bF9fZG9tX2xvYWRfYWNwaSgpLiBSdW4gbmV3IGNvZGUganVzdCBm b3IgaHZtIGd1ZXN0LiBEb2VzIHRoaXMgbWFrZQpzZW5zZT8KCi0tIApCZXN0IHJlZ2FyZHMKVGlh bnl1IExhbgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K WGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwczovL2xp c3RzLnhlbi5vcmcveGVuLWRldmVsCg==