From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yu Zhang Subject: Re: [PATCH v4 3/3] x86/ioreq server: Add HVMOP to map guest ram with p2m_ioreq_server to an ioreq server. Date: Thu, 16 Jun 2016 19:18:39 +0800 Message-ID: <57628B0F.8010209@linux.intel.com> References: <1463648711-26595-1-git-send-email-yu.c.zhang@linux.intel.com> <1463648711-26595-4-git-send-email-yu.c.zhang@linux.intel.com> <575FFC7E02000078000F4BA1@prv-mh.provo.novell.com> <5761337A.5050705@linux.intel.com> <5761657C02000078000F5512@prv-mh.provo.novell.com> <57627244.7010503@linux.intel.com> <5762956E02000078000F59BD@prv-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <5762956E02000078000F59BD@prv-mh.provo.novell.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Jan Beulich , Andrew Cooper Cc: Kevin Tian , George Dunlap , Tim Deegan , xen-devel@lists.xen.org, Paul Durrant , zhiyuan.lv@intel.com, Jun Nakajima List-Id: xen-devel@lists.xenproject.org CgpPbiA2LzE2LzIwMTYgNjowMiBQTSwgSmFuIEJldWxpY2ggd3JvdGU6Cj4+Pj4+PiBAQCAtOTQs OCArOTYsMTYgQEAgc3RhdGljIHVuc2lnbmVkIGxvbmcgcDJtX3R5cGVfdG9fZmxhZ3MocDJtX3R5 cGVfdCB0LCBtZm5fdCBtZm4sCj4+Pj4+PiAgICAgICAgIGRlZmF1bHQ6Cj4+Pj4+PiAgICAgICAg ICAgICByZXR1cm4gZmxhZ3MgfCBfUEFHRV9OWF9CSVQ7Cj4+Pj4+PiAgICAgICAgIGNhc2UgcDJt X2dyYW50X21hcF9ybzoKPj4+Pj4+IC0gICAgY2FzZSBwMm1faW9yZXFfc2VydmVyOgo+Pj4+Pj4g ICAgICAgICAgICAgcmV0dXJuIGZsYWdzIHwgUDJNX0JBU0VfRkxBR1MgfCBfUEFHRV9OWF9CSVQ7 Cj4+Pj4+PiArICAgIGNhc2UgcDJtX2lvcmVxX3NlcnZlcjoKPj4+Pj4+ICsgICAgewo+Pj4+Pj4g KyAgICAgICAgZmxhZ3MgfD0gUDJNX0JBU0VfRkxBR1MgfCBfUEFHRV9SVzsKPj4+Pj4+ICsKPj4+ Pj4+ICsgICAgICAgIGlmICggcDJtLT5pb3JlcS5mbGFncyAmIFAyTV9JT1JFUV9IQU5ETEVfV1JJ VEVfQUNDRVNTICkKPj4+Pj4+ICsgICAgICAgICAgICByZXR1cm4gZmxhZ3MgJiB+X1BBR0VfUlc7 Cj4+Pj4+PiArICAgICAgICBlbHNlCj4+Pj4+PiArICAgICAgICAgICAgcmV0dXJuIGZsYWdzOwo+ Pj4+Pj4gKyAgICB9Cj4+Pj4+IFNhbWUgaGVyZSAoZm9yIHRoZSBtaXNzaW5nIF9QQUdFX05YKSBw bHVzIG5vIG5lZWQgZm9yIGJyYWNlcy4KPj4+PiBJJ2xsIHJlbW92ZSB0aGUgYnJhY2UuIEFuZCB3 ZSBkbyBub3QgbmVlZCB0byBzZXQgdGhlIF9QQUdFX05YX0JJVCwgbGlrZQo+Pj4+IHRoZSBwMm1f cmFtX3JvIGNhc2UgSSBndWVzcy4KPj4+IEkgaG9wZSB5b3UgbWVhbiB0aGUgaW52ZXJzZTogWW91 IHNob3VsZCBzZXQgX1BBR0VfTlhfQklUIGhlcmUuCj4+IE9oLCByaWdodC4gSSBtZWFudCB0aGUg cmV2ZXJzZS4gVGhhbmtzIGZvciB0aGUgcmVtaW5kLiA6KQo+PiBBbmQgSSBoYXZlIGEgcXVlc3Rp b24sICBoZXJlIGluIHAybV90eXBlX3RvX2ZsYWdzKCksIEkgc2F3IGN1cnJlbnQgY29kZQo+PiB1 c2VzIF9QQUdFX05YX0JJVAo+PiB0byBkaXNhYmxlIHRoZSBleGVjdXRhYmxlIHBlcm1pc3Npb24s ICBhbmQgSSB3b25kZXIsIHdoeSBkb24ndCB3ZSBjaG9vc2UKPj4gdGhlIF9QQUdFX05YLAo+PiB3 aGljaCBpcyBkZWZpbmVkIGFzOgo+Pgo+PiAjZGVmaW5lIF9QQUdFX05YICAgICAgIChjcHVfaGFz X254ID8gX1BBR0VfTlhfQklUIDogMCkKPj4KPj4gSG93IGRvIHdlIGtub3cgZm9yIHN1cmUgdGhh dCBiaXQgNjMgZnJvbSBwdGUgaXMgbm90IGEgcmVzZXJ2ZWQgb25lCj4+IHdpdGhvdXQgY2hlY2tp bmcKPj4gdGhlIGNwdSBjYXBhYmlsaXR5KHRoZSBjcHVfaGFzX254KT8gSXMgdGhlcmUgYW55IG90 aGVyIHJlYXNvbnMsIGkuZS4gdGhlCj4+IHBhZ2UgdGFibGVzIG1pZ2h0Cj4+IGJlIHNoYXJlZCB3 aXRoIElPTU1VPwo+IFBsZWFzZSB3YWl0IGZvciBBbmRyZXcgdG8gY29uZmlybSB0aGlzIChvciBj b3JyZWN0IG1lKSAtIHRoZXJlIGFyZQo+IHNvbWUgZGlmZmVyZW5jZXMgYmV0d2VlbiBBTUQgYW5k IEludGVsLCBhbmQgaWlyYyB0aGUgYml0IGdldHMKPiBpZ25vcmVkIGJ5IEFNRCB3aGVuIE5YIGlz IG9mZi4KPgo+Pj4+Pj4gK3N0cnVjdCB4ZW5faHZtX21hcF9tZW1fdHlwZV90b19pb3JlcV9zZXJ2 ZXIgewo+Pj4+Pj4gKyAgICBkb21pZF90IGRvbWlkOyAgICAgIC8qIElOIC0gZG9tYWluIHRvIGJl IHNlcnZpY2VkICovCj4+Pj4+PiArICAgIGlvc2VydmlkX3QgaWQ7ICAgICAgLyogSU4gLSBpb3Jl cSBzZXJ2ZXIgaWQgKi8KPj4+Pj4+ICsgICAgdWludDE2X3QgdHlwZTsgICAgICAvKiBJTiAtIG1l bW9yeSB0eXBlICovCj4+Pj4+PiArICAgIHVpbnQxNl90IHBhZDsKPj4+Pj4gVGhpcyBmaWVsZCBk b2VzIG5vdCBhcHBlYXIgdG8gZ2V0IGNoZWNrZWQgaW4gdGhlIGhhbmRsZXIuCj4+Pj4gSSBhbSBu b3cgd29uZGVyaW5nLCBob3cgYWJvdXQgd2UgcmVtb3ZlIHRoaXMgcGFkIGZpZWxkIGFuZCBkZWZp bmUgdHlwZQo+Pj4+IGFzIHVpbnQzMl90Pwo+Pj4gQXMgYWJvdmUgLSBJIHRoaW5rIHRoZSBjdXJy ZW50IGxheW91dCBpcyBmaW5lLiBCdXQgSSdtIGFsc28gbm90IGhlYXZpbHkKPj4+IG9wcG9zZWQg dG8gdXNpbmcgdWludDMyX3QgaGVyZS4gSXQncyBub3QgYSBzdGFibGUgaW50ZXJmYWNlIGFueXdh eQo+Pj4gKGFuZCBJIGFscmVhZHkgaGF2ZSBhIHNlcmllcyBtb3N0bHkgcmVhZHkgdG8gc3BsaXQg b2ZmIGFsbCBjb250cm9sCj4+PiBvcGVyYXRpb25zIGZyb20gdGhlIEhWTU9QXyogb25lcywgaW50 byBhIG5ldyBIVk1DVExfKiBzZXQsCj4+PiB3aGljaCB3aWxsIG1ha2UgYWxsIG9mIHRoZW0gaW50 ZXJmYWNlLXZlcnNpb25lZCkuCj4+IEknZCBsaWtlIHRvIGtlZXAgdGhpcyBpbnRlcmZhY2UuIEJU VywgeW91IG1lbnRpb25lZCAidGhpcyBmaWVsZCBkb2VzIG5vdAo+PiBhcHBlYXIgdG8KPj4gZ2V0 IGNoZWNrZWQgaW4gdGhlIGhhbmRsZXIiLCBkbyB5b3UgbWVhbiB3ZSBuZWVkIHRvIGNoZWNrIHRo ZSBwYWQgaW4gdGhlCj4+IGhhbmRsZXI/Cj4gWWVzLgo+Cj4+IEFuZCB3aHk/Cj4gSW4gb3JkZXIg dG8gYmUgYWJsZSB0byBsYXRlciBhc3NpZ24gbWVhbmluZyB0byBpdCB3aXRob3V0IGJyZWFraW5n Cj4gZXhpc3RpbmcgdXNlcnMuCgpTbyB0aGUgaGFuZGxlciBuZWVkIHRvIGFzc3VyZSB0aGUgcGFk IGlzIDAsIHJpZ2h0PwoKVGhhbmtzCll1CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54 ZW4ub3JnCmh0dHA6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=