From mboxrd@z Thu Jan 1 00:00:00 1970 From: Juergen Gross Subject: Re: [PATCH v6 1/9] x86/xpti: avoid copying L4 page table contents when possible Date: Tue, 10 Apr 2018 11:27:11 +0200 Message-ID: <0fc996fa-e235-e3fe-e666-6c264a3cbab3@suse.com> References: <20180410075843.6822-1-jgross@suse.com> <20180410075843.6822-2-jgross@suse.com> <5ACC996A02000078001B9CE9@suse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1f5pYa-00070n-Ur for xen-devel@lists.xenproject.org; Tue, 10 Apr 2018 09:27:16 +0000 In-Reply-To: <5ACC996A02000078001B9CE9@suse.com> Content-Language: de-DE List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Jan Beulich Cc: andrew.cooper3@citrix.com, xen-devel@lists.xenproject.org List-Id: xen-devel@lists.xenproject.org T24gMTAvMDQvMTggMTE6MDAsIEphbiBCZXVsaWNoIHdyb3RlOgo+Pj4+IE9uIDEwLjA0LjE4IGF0 IDA5OjU4LCA8amdyb3NzQHN1c2UuY29tPiB3cm90ZToKPj4gRm9yIG1pdGlnYXRpb24gb2YgTWVs dGRvd24gdGhlIGN1cnJlbnQgTDQgcGFnZSB0YWJsZSBpcyBjb3BpZWQgdG8gdGhlCj4+IGNwdSBs b2NhbCByb290IHBhZ2UgdGFibGUgZWFjaCB0aW1lIGEgNjQgYml0IHB2IGd1ZXN0IGlzIGVudGVy ZWQuCj4+Cj4+IENvcHlpbmcgY2FuIGJlIGF2b2lkZWQgaW4gY2FzZXMgd2hlcmUgdGhlIGd1ZXN0 IEw0IHBhZ2UgdGFibGUgaGFzbid0Cj4+IGJlZW4gbW9kaWZpZWQgd2hpbGUgcnVubmluZyB0aGUg aHlwZXJ2aXNvciwgZS5nLiB3aGVuIGhhbmRsaW5nCj4+IGludGVycnVwdHMgb3IgYW55IGh5cGVy Y2FsbCBub3QgbW9kaWZ5aW5nIHRoZSBMNCBwYWdlIHRhYmxlIG9yICVjcjMuCj4+Cj4+IFNvIGFk ZCBhIHBlci1jcHUgZmxhZyBpbmRpY2F0aW5nIHdoZXRoZXIgdGhlIGNvcHlpbmcgc2hvdWxkIGJl Cj4+IHBlcmZvcm1lZCBhbmQgc2V0IHRoYXQgZmxhZyBvbmx5IHdoZW4gbG9hZGluZyBhIG5ldyAl Y3IzIG9yIG1vZGlmeWluZwo+PiB0aGUgTDQgcGFnZSB0YWJsZS4gIFRoaXMgaW5jbHVkZXMgc3lu Y2hyb25pemF0aW9uIG9mIHRoZSBjcHUgbG9jYWwKPj4gcm9vdCBwYWdlIHRhYmxlIHdpdGggb3Ro ZXIgY3B1cywgc28gYWRkIGEgc3BlY2lhbCBzeW5jaHJvbml6YXRpb24gZmxhZwo+PiBmb3IgdGhh dCBjYXNlLgo+Pgo+PiBBIHNpbXBsZSBwZXJmb3JtYW5jZSBjaGVjayAoY29tcGlsaW5nIHRoZSBo eXBlcnZpc29yIHZpYSAibWFrZSAtaiA0IikKPj4gaW4gZG9tMCB3aXRoIDQgdmNwdXMgc2hvd3Mg YSBzaWduaWZpY2FudCBpbXByb3ZlbWVudDoKPj4KPj4gLSByZWFsIHRpbWUgZHJvcHMgZnJvbSAx MTIgc2Vjb25kcyB0byAxMDMgc2Vjb25kcwo+PiAtIHN5c3RlbSB0aW1lIGRyb3BzIGZyb20gMTQy IHNlY29uZHMgdG8gMTMxIHNlY29uZHMKPj4KPj4gU2lnbmVkLW9mZi1ieTogSnVlcmdlbiBHcm9z cyA8amdyb3NzQHN1c2UuY29tPgo+IAo+IFJldmlld2VkLWJ5OiBKYW4gQmV1bGljaCA8amJldWxp Y2hAc3VzZS5jb20+Cj4gCj4+IC0tLQo+PiBWNjoKPj4gLSBjb3JyZWN0IGFuIGVycm9yIGZyb20g cmViYXNpbmcgdG8gc3RhZ2luZyBpbiBhc3NlbWJseSBwYXJ0Cj4gCj4gSSBoYXZlIHRvIGFkbWl0 IHRoYXQgd2l0aG91dCBkaWdnaW5nIG91dCB2NSBJIGNhbid0IHNwb3QgdGhlCj4gY2hhbmdlLgoK SXQgaXMgc3VidGxlLCBldmVuIG1vcmUgYXMgcGF0Y2ggMyBjb3JyZWN0ZWQgdGhlIGVycm9yIGFn YWluLgoKSW4gcmVzdG9yZV9hbGxfZ3Vlc3QgcHZfY3IzIG11c3QgYmUgdGVzdGVkIGZvciBiZWlu ZyB6ZXJvIGJlZm9yZQp0ZXN0aW5nIHdoZXRoZXIgdG8gY29weSB0aGUgcm9vdCBwYWdlIHRhYmxl LgoKCkp1ZXJnZW4KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3Jn Cmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=