From mboxrd@z Thu Jan 1 00:00:00 1970 From: George Dunlap Subject: Re: [PATCH RFC 02/12] x86/np2m: add np2m_flush_eptp() Date: Mon, 28 Aug 2017 17:08:51 +0100 Message-ID: <6896be76-e60c-e1d0-d929-7cd11b40d0ea@citrix.com> References: <20170718103429.25020-1-sergey.dyasli@citrix.com> <20170718103429.25020-3-sergey.dyasli@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20170718103429.25020-3-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 T24gMDcvMTgvMjAxNyAxMTozNCBBTSwgU2VyZ2V5IER5YXNsaSB3cm90ZToKPiBUaGUgbmV3IGZ1 bmN0aW9uIGZpbmRzIGFsbCBucDJtIG9iamVjdHMgd2l0aCB0aGUgc3BlY2lmaWVkIGVwdHAgYW5k Cj4gZmx1c2hlcyB0aGVtLiBwMm1fZmx1c2hfdGFibGVfbG9ja2VkKCkgaXMgYWRkZWQgaW4gb3Jk ZXIgbm90IHRvIHJlbGVhc2UKPiB0aGUgcDJtIGxvY2sgYWZ0ZXIgbnAybV9iYXNlIGNoZWNrLgo+ IAo+IFNpZ25lZC1vZmYtYnk6IFNlcmdleSBEeWFzbGkgPHNlcmdleS5keWFzbGlAY2l0cml4LmNv bT4KClRoaXMgcGF0Y2ggbG9va3MgcGxhdXNpYmxlIGV4Y2VwdCBmb3IuLi4KCj4gLS0tCj4gIHhl bi9hcmNoL3g4Ni9tbS9wMm0uYyAgICAgfCAzNCArKysrKysrKysrKysrKysrKysrKysrKysrKysr KysrLS0tCj4gIHhlbi9pbmNsdWRlL2FzbS14ODYvcDJtLmggfCAgMiArKwo+ICAyIGZpbGVzIGNo YW5nZWQsIDMzIGluc2VydGlvbnMoKyksIDMgZGVsZXRpb25zKC0pCj4gCj4gZGlmZiAtLWdpdCBh L3hlbi9hcmNoL3g4Ni9tbS9wMm0uYyBiL3hlbi9hcmNoL3g4Ni9tbS9wMm0uYwo+IGluZGV4IGI4 YzhiYmE0MjEuLmJjMzMwZDhmNTIgMTAwNjQ0Cj4gLS0tIGEveGVuL2FyY2gveDg2L21tL3AybS5j Cj4gKysrIGIveGVuL2FyY2gveDg2L21tL3AybS5jCj4gQEAgLTE3MDgsMTUgKzE3MDgsMTQgQEAg cDJtX2dldGxydV9uZXN0ZWRwMm0oc3RydWN0IGRvbWFpbiAqZCwgc3RydWN0IHAybV9kb21haW4g KnAybSkKPiAgICAgIHJldHVybiBwMm07Cj4gIH0KPiAgCj4gLS8qIFJlc2V0IHRoaXMgcDJtIHRh YmxlIHRvIGJlIGVtcHR5ICovCj4gIHN0YXRpYyB2b2lkCj4gLXAybV9mbHVzaF90YWJsZShzdHJ1 Y3QgcDJtX2RvbWFpbiAqcDJtKQo+ICtwMm1fZmx1c2hfdGFibGVfbG9ja2VkKHN0cnVjdCBwMm1f ZG9tYWluICpwMm0pCj4gIHsKPiAgICAgIHN0cnVjdCBwYWdlX2luZm8gKnRvcCwgKnBnOwo+ICAg ICAgc3RydWN0IGRvbWFpbiAqZCA9IHAybS0+ZG9tYWluOwo+ICAgICAgbWZuX3QgbWZuOwo+ICAK PiAtICAgIHAybV9sb2NrKHAybSk7Cj4gKyAgICBBU1NFUlQocDJtX2xvY2tlZF9ieV9tZShwMm0p KTsKPiAgCj4gICAgICAvKgo+ICAgICAgICogIkhvc3QiIHAybSB0YWJsZXMgY2FuIGhhdmUgc2hh cmVkIGVudHJpZXMgJmMgdGhhdCBuZWVkIGEgYml0IG1vcmUgY2FyZQo+IEBAIC0xNzU2LDYgKzE3 NTUsMTQgQEAgcDJtX2ZsdXNoX3RhYmxlKHN0cnVjdCBwMm1fZG9tYWluICpwMm0pCj4gICAgICBw Mm1fdW5sb2NrKHAybSk7CgouLi50aGlzLiAgV2h5IG9uIGVhcnRoIHdvdWxkIHdlIHVubG9jayB0 aGlzIGF0IHRoZSBlbmQgb2YgdGhlIGZ1bmN0aW9uLAppbnN0ZWFkIG9mIGxldHRpbmcgdGhlIGNh bGxlciBkbyBpdD8KCklmIHdlIHdlcmUgdG8gZG8gdGhhdCwgYXQgdmVyeSBsZWFzdCBpdCBzaG91 bGQgYmUgY2FsbGVkCiJwMm1fZmx1c2hfYW5kX3VubG9ja190YWJsZSgpIi4gIEJ1dCBJIHRoaW5r IHdlIGp1c3Qgd2FudCB0byBsZWF2ZSB0aGUKdW5sb2NrIG91dCwgYmVjYXVzZS4uLgoKPiAgfQo+ ICAKPiArLyogUmVzZXQgdGhpcyBwMm0gdGFibGUgdG8gYmUgZW1wdHkgKi8KPiArc3RhdGljIHZv aWQKPiArcDJtX2ZsdXNoX3RhYmxlKHN0cnVjdCBwMm1fZG9tYWluICpwMm0pCj4gK3sKPiArICAg IHAybV9sb2NrKHAybSk7Cj4gKyAgICBwMm1fZmx1c2hfdGFibGVfbG9ja2VkKHAybSk7CgouLnRo aXMgbG9va3Mgd3JvbmcgLS0gYSBiYWxhbmNlZCBsb2NrL3VubG9jayBpcyBlYXNpZXIgdG8gdmVy aWZ5LCBhbmQuLi4KCj4gK30KPiArCj4gIHZvaWQKPiAgcDJtX2ZsdXNoKHN0cnVjdCB2Y3B1ICp2 LCBzdHJ1Y3QgcDJtX2RvbWFpbiAqcDJtKQo+ICB7Cj4gQEAgLTE3NzMsNiArMTc4MCwyNyBAQCBw Mm1fZmx1c2hfbmVzdGVkcDJtKHN0cnVjdCBkb21haW4gKmQpCj4gICAgICAgICAgcDJtX2ZsdXNo X3RhYmxlKGQtPmFyY2gubmVzdGVkX3AybVtpXSk7Cj4gIH0KPiAgCj4gK3ZvaWQgbnAybV9mbHVz aF9lcHRwKHN0cnVjdCB2Y3B1ICp2LCB1bnNpZ25lZCBsb25nIGVwdHApCj4gK3sKPiArICAgIHN0 cnVjdCBkb21haW4gKmQgPSB2LT5kb21haW47Cj4gKyAgICBzdHJ1Y3QgcDJtX2RvbWFpbiAqcDJt Owo+ICsgICAgdW5zaWduZWQgaW50IGk7Cj4gKwo+ICsgICAgZXB0cCAmPSB+KDB4ZmZmdWxsKTsK PiArCj4gKyAgICBuZXN0ZWRwMm1fbG9jayhkKTsKPiArICAgIGZvciAoIGkgPSAwOyBpIDwgTUFY X05FU1RFRFAyTTsgaSsrICkKPiArICAgIHsKPiArICAgICAgICBwMm0gPSBkLT5hcmNoLm5lc3Rl ZF9wMm1baV07Cj4gKyAgICAgICAgcDJtX2xvY2socDJtKTsKPiArICAgICAgICBpZiAoIHAybS0+ bnAybV9iYXNlID09IGVwdHAgKQo+ICsgICAgICAgICAgICBwMm1fZmx1c2hfdGFibGVfbG9ja2Vk KHAybSk7Cj4gKyAgICAgICAgZWxzZQo+ICsgICAgICAgICAgICBwMm1fdW5sb2NrKHAybSk7Cgou Li5oZXJlIHdlIGhhdmUgZXNzZW50aWFsbHkgYSBwb2ludGxlc3MgJ2Vsc2UnLiAgTG9jay91bmxv Y2sgYXJvdW5kIHRoZQp3aG9sZSBjb25kaXRpb25hbCB3b3VsZCBtYWtlIG11Y2ggbW9yZSBzZW5z ZS4KCiAtR2VvcmdlCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHBz Oi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK