From mboxrd@z Thu Jan 1 00:00:00 1970 From: George Dunlap Subject: Re: [PATCH v1 01/14] x86/np2m: refactor p2m_get_nestedp2m() Date: Thu, 28 Sep 2017 15:00:44 +0100 Message-ID: <27fbb9a9-507f-78f4-d44b-ae67b012294c@citrix.com> References: <20170904081452.12960-1-sergey.dyasli@citrix.com> <20170904081452.12960-2-sergey.dyasli@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20170904081452.12960-2-sergey.dyasli@citrix.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: Sergey Dyasli , xen-devel@lists.xen.org Cc: Kevin Tian , Jun Nakajima , George Dunlap , Andrew Cooper , Tim Deegan , Jan Beulich , Boris Ostrovsky , Suravee Suthikulpanit List-Id: xen-devel@lists.xenproject.org T24gMDkvMDQvMjAxNyAwOToxNCBBTSwgU2VyZ2V5IER5YXNsaSB3cm90ZToKPiAxLiBBZGQgYSBo ZWxwZXIgZnVuY3Rpb24gYXNzaWduX25wMm0oKQo+IDIuIFJlbW92ZSB1c2VsZXNzIHZvbGF0aWxl Cj4gMy4gVXBkYXRlIGZ1bmN0aW9uJ3MgY29tbWVudCBpbiB0aGUgaGVhZGVyCj4gNC4gTWlub3Ig c3R5bGUgZml4ZXMgKCdcbicgYW5kIGQpCj4gCj4gU2lnbmVkLW9mZi1ieTogU2VyZ2V5IER5YXNs aSA8c2VyZ2V5LmR5YXNsaUBjaXRyaXguY29tPgoKUmV2aWV3ZWQtYnk6IEdlb3JnZSBEdW5sYXAg PGdlb3JnZS5kdW5sYXBAY2l0cml4LmNvbT4KCj4gLS0tCj4gIHhlbi9hcmNoL3g4Ni9tbS9wMm0u YyAgICAgfCAzMSArKysrKysrKysrKysrKysrKystLS0tLS0tLS0tLS0tCj4gIHhlbi9pbmNsdWRl L2FzbS14ODYvcDJtLmggfCAgNiArKystLS0KPiAgMiBmaWxlcyBjaGFuZ2VkLCAyMSBpbnNlcnRp b25zKCspLCAxNiBkZWxldGlvbnMoLSkKPiAKPiBkaWZmIC0tZ2l0IGEveGVuL2FyY2gveDg2L21t L3AybS5jIGIveGVuL2FyY2gveDg2L21tL3AybS5jCj4gaW5kZXggZThhNTdkMTE4Yy4uYjhjOGJi YTQyMSAxMDA2NDQKPiAtLS0gYS94ZW4vYXJjaC94ODYvbW0vcDJtLmMKPiArKysgYi94ZW4vYXJj aC94ODYvbW0vcDJtLmMKPiBAQCAtMTc3MywxNCArMTc3MywyNCBAQCBwMm1fZmx1c2hfbmVzdGVk cDJtKHN0cnVjdCBkb21haW4gKmQpCj4gICAgICAgICAgcDJtX2ZsdXNoX3RhYmxlKGQtPmFyY2gu bmVzdGVkX3AybVtpXSk7Cj4gIH0KPiAgCj4gK3N0YXRpYyB2b2lkIGFzc2lnbl9ucDJtKHN0cnVj dCB2Y3B1ICp2LCBzdHJ1Y3QgcDJtX2RvbWFpbiAqcDJtKQo+ICt7Cj4gKyAgICBzdHJ1Y3QgbmVz dGVkdmNwdSAqbnYgPSAmdmNwdV9uZXN0ZWRodm0odik7Cj4gKyAgICBzdHJ1Y3QgZG9tYWluICpk ID0gdi0+ZG9tYWluOwo+ICsKPiArICAgIC8qIEJyaW5nIHRoaXMgbnAybSB0byB0aGUgdG9wIG9m IHRoZSBMUlUgbGlzdCAqLwo+ICsgICAgcDJtX2dldGxydV9uZXN0ZWRwMm0oZCwgcDJtKTsKPiAr Cj4gKyAgICBudi0+bnZfZmx1c2hwMm0gPSAwOwo+ICsgICAgbnYtPm52X3AybSA9IHAybTsKPiAr ICAgIGNwdW1hc2tfc2V0X2NwdSh2LT5wcm9jZXNzb3IsIHAybS0+ZGlydHlfY3B1bWFzayk7Cj4g K30KPiArCj4gIHN0cnVjdCBwMm1fZG9tYWluICoKPiAgcDJtX2dldF9uZXN0ZWRwMm0oc3RydWN0 IHZjcHUgKnYsIHVpbnQ2NF90IG5wMm1fYmFzZSkKPiAgewo+IC0gICAgLyogVXNlIHZvbGF0aWxl IHRvIHByZXZlbnQgZ2NjIHRvIGNhY2hlIG52LT5udl9wMm0gaW4gYSBjcHUgcmVnaXN0ZXIgYXMK PiAtICAgICAqIHRoaXMgbWF5IGNoYW5nZSB3aXRoaW4gdGhlIGxvb3AgYnkgYW4gb3RoZXIgKHYp Y3B1Lgo+IC0gICAgICovCj4gLSAgICB2b2xhdGlsZSBzdHJ1Y3QgbmVzdGVkdmNwdSAqbnYgPSAm dmNwdV9uZXN0ZWRodm0odik7Cj4gLSAgICBzdHJ1Y3QgZG9tYWluICpkOwo+ICsgICAgc3RydWN0 IG5lc3RlZHZjcHUgKm52ID0gJnZjcHVfbmVzdGVkaHZtKHYpOwo+ICsgICAgc3RydWN0IGRvbWFp biAqZCA9IHYtPmRvbWFpbjsKPiAgICAgIHN0cnVjdCBwMm1fZG9tYWluICpwMm07Cj4gIAo+ICAg ICAgLyogTWFzayBvdXQgbG93IGJpdHM7IHRoaXMgYXZvaWRzIGNvbGxpc2lvbnMgd2l0aCBQMk1f QkFTRV9FQUREUiAqLwo+IEBAIC0xNzkwLDcgKzE4MDAsNiBAQCBwMm1fZ2V0X25lc3RlZHAybShz dHJ1Y3QgdmNwdSAqdiwgdWludDY0X3QgbnAybV9iYXNlKQo+ICAgICAgICAgIG52LT5udl9wMm0g PSBOVUxMOwo+ICAgICAgfQo+ICAKPiAtICAgIGQgPSB2LT5kb21haW47Cj4gICAgICBuZXN0ZWRw Mm1fbG9jayhkKTsKPiAgICAgIHAybSA9IG52LT5udl9wMm07Cj4gICAgICBpZiAoIHAybSApIAo+ IEBAIC0xNzk4LDE1ICsxODA3LDEzIEBAIHAybV9nZXRfbmVzdGVkcDJtKHN0cnVjdCB2Y3B1ICp2 LCB1aW50NjRfdCBucDJtX2Jhc2UpCj4gICAgICAgICAgcDJtX2xvY2socDJtKTsKPiAgICAgICAg ICBpZiAoIHAybS0+bnAybV9iYXNlID09IG5wMm1fYmFzZSB8fCBwMm0tPm5wMm1fYmFzZSA9PSBQ Mk1fQkFTRV9FQUREUiApCj4gICAgICAgICAgewo+IC0gICAgICAgICAgICBudi0+bnZfZmx1c2hw Mm0gPSAwOwo+IC0gICAgICAgICAgICBwMm1fZ2V0bHJ1X25lc3RlZHAybShkLCBwMm0pOwo+IC0g ICAgICAgICAgICBudi0+bnZfcDJtID0gcDJtOwo+ICAgICAgICAgICAgICBpZiAoIHAybS0+bnAy bV9iYXNlID09IFAyTV9CQVNFX0VBRERSICkKPiAgICAgICAgICAgICAgICAgIGh2bV9hc2lkX2Zs dXNoX3ZjcHUodik7Cj4gICAgICAgICAgICAgIHAybS0+bnAybV9iYXNlID0gbnAybV9iYXNlOwo+ IC0gICAgICAgICAgICBjcHVtYXNrX3NldF9jcHUodi0+cHJvY2Vzc29yLCBwMm0tPmRpcnR5X2Nw dW1hc2spOwo+ICsgICAgICAgICAgICBhc3NpZ25fbnAybSh2LCBwMm0pOwo+ICAgICAgICAgICAg ICBwMm1fdW5sb2NrKHAybSk7Cj4gICAgICAgICAgICAgIG5lc3RlZHAybV91bmxvY2soZCk7Cj4g Kwo+ICAgICAgICAgICAgICByZXR1cm4gcDJtOwo+ICAgICAgICAgIH0KPiAgICAgICAgICBwMm1f dW5sb2NrKHAybSk7Cj4gQEAgLTE4MTcsMTEgKzE4MjQsOSBAQCBwMm1fZ2V0X25lc3RlZHAybShz dHJ1Y3QgdmNwdSAqdiwgdWludDY0X3QgbnAybV9iYXNlKQo+ICAgICAgcDJtID0gcDJtX2dldGxy dV9uZXN0ZWRwMm0oZCwgTlVMTCk7Cj4gICAgICBwMm1fZmx1c2hfdGFibGUocDJtKTsKPiAgICAg IHAybV9sb2NrKHAybSk7Cj4gLSAgICBudi0+bnZfcDJtID0gcDJtOwo+ICAgICAgcDJtLT5ucDJt X2Jhc2UgPSBucDJtX2Jhc2U7Cj4gLSAgICBudi0+bnZfZmx1c2hwMm0gPSAwOwo+ICAgICAgaHZt X2FzaWRfZmx1c2hfdmNwdSh2KTsKPiAtICAgIGNwdW1hc2tfc2V0X2NwdSh2LT5wcm9jZXNzb3Is IHAybS0+ZGlydHlfY3B1bWFzayk7Cj4gKyAgICBhc3NpZ25fbnAybSh2LCBwMm0pOwo+ICAgICAg cDJtX3VubG9jayhwMm0pOwo+ICAgICAgbmVzdGVkcDJtX3VubG9jayhkKTsKPiAgCj4gZGlmZiAt LWdpdCBhL3hlbi9pbmNsdWRlL2FzbS14ODYvcDJtLmggYi94ZW4vaW5jbHVkZS9hc20teDg2L3Ay bS5oCj4gaW5kZXggNjM5NWU4ZmQxZC4uOTA4NmJiMzVkYyAxMDA2NDQKPiAtLS0gYS94ZW4vaW5j bHVkZS9hc20teDg2L3AybS5oCj4gKysrIGIveGVuL2luY2x1ZGUvYXNtLXg4Ni9wMm0uaAo+IEBA IC0zNTksOSArMzU5LDkgQEAgc3RydWN0IHAybV9kb21haW4gewo+ICAvKiBnZXQgaG9zdCBwMm0g dGFibGUgKi8KPiAgI2RlZmluZSBwMm1fZ2V0X2hvc3RwMm0oZCkgICAgICAoKGQpLT5hcmNoLnAy bSkKPiAgCj4gLS8qIEdldCBwMm0gdGFibGUgKHJlKXVzYWJsZSBmb3Igc3BlY2lmaWVkIG5wMm0g YmFzZS4KPiAtICogQXV0b21hdGljYWxseSBkZXN0cm95cyBhbmQgcmUtaW5pdGlhbGl6ZXMgYSBw Mm0gaWYgbm9uZSBmb3VuZC4KPiAtICogSWYgbnAybV9iYXNlID09IDAgdGhlbiB2LT5hcmNoLmh2 bV92Y3B1Lmd1ZXN0X2NyWzNdIGlzIHVzZWQuCj4gKy8qCj4gKyAqIEFzc2lnbnMgYW4gbnAybSB3 aXRoIHRoZSBzcGVjaWZpZWQgbnAybV9iYXNlIHRvIHRoZSBzcGVjaWZpZWQgdkNQVQo+ICsgKiBh bmQgcmV0dXJucyB0aGF0IG5wMm0uCj4gICAqLwo+ICBzdHJ1Y3QgcDJtX2RvbWFpbiAqcDJtX2dl dF9uZXN0ZWRwMm0oc3RydWN0IHZjcHUgKnYsIHVpbnQ2NF90IG5wMm1fYmFzZSk7Cj4gIAo+IAoK Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZl bCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcKaHR0cHM6Ly9saXN0cy54ZW4u b3JnL3hlbi1kZXZlbAo=