From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5A8D6C3A5A3 for ; Tue, 27 Aug 2019 07:46:49 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1E8312070B for ; Tue, 27 Aug 2019 07:46:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1E8312070B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1i2WAi-0004k0-3v; Tue, 27 Aug 2019 07:45:44 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1i2WAh-0004jv-8I for xen-devel@lists.xenproject.org; Tue, 27 Aug 2019 07:45:43 +0000 X-Inumbo-ID: ab329bac-c89e-11e9-b95f-bc764e2007e4 Received: from mx1.suse.de (unknown [195.135.220.15]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id ab329bac-c89e-11e9-b95f-bc764e2007e4; Tue, 27 Aug 2019 07:45:41 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id A9C34B128; Tue, 27 Aug 2019 07:45:40 +0000 (UTC) To: Paul Durrant References: <20190730134419.2739-1-paul.durrant@citrix.com> <20190730134419.2739-4-paul.durrant@citrix.com> <1383f85e-bc08-c0be-bb02-f68b76ac1be5@suse.com> <0134b70d04b942b4b3ce65fd2340ff0c@AMSPEX02CL03.citrite.net> From: Jan Beulich Message-ID: <1cf99941-56db-6906-4689-6027912dabf0@suse.com> Date: Tue, 27 Aug 2019 09:45:39 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <0134b70d04b942b4b3ce65fd2340ff0c@AMSPEX02CL03.citrite.net> Content-Language: en-US Subject: Re: [Xen-devel] [PATCH 3/6] remove late (on-demand) construction of IOMMU page tables X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Petre Pircalabu , Stefano Stabellini , Wei Liu , Razvan Cojocaru , Konrad Rzeszutek Wilk , Andrew Cooper , "Tim \(Xen.org\)" , George Dunlap , JulienGrall , Tamas K Lengyel , "xen-devel@lists.xenproject.org" , Alexandru Isaila , IanJackson , VolodymyrBabchuk , RogerPau Monne Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gMTIuMDguMjAxOSAxNzo0MSwgUGF1bCBEdXJyYW50IHdyb3RlOgo+PiBGcm9tOiBKYW4gQmV1 bGljaCA8amJldWxpY2hAc3VzZS5jb20+Cj4+IFNlbnQ6IDA3IEF1Z3VzdCAyMDE5IDExOjMyCj4+ Cj4+IE9uIDMwLjA3LjIwMTkgMTU6NDQsIFBhdWwgRHVycmFudCB3cm90ZToKPj4+IEBAIC02MjUs OCArNTQ4LDcgQEAgc3RhdGljIHZvaWQgaW9tbXVfZHVtcF9wMm1fdGFibGUodW5zaWduZWQgY2hh ciBrZXkpCj4+PiAgICAgICAgb3BzID0gaW9tbXVfZ2V0X29wcygpOwo+Pj4gICAgICAgIGZvcl9l YWNoX2RvbWFpbihkKQo+Pj4gICAgICAgIHsKPj4+IC0gICAgICAgIGlmICggaXNfaGFyZHdhcmVf ZG9tYWluKGQpIHx8Cj4+PiAtICAgICAgICAgICAgIGRvbV9pb21tdShkKS0+c3RhdHVzIDwgSU9N TVVfU1RBVFVTX2luaXRpYWxpemVkICkKPj4+ICsgICAgICAgIGlmICggIWlzX2lvbW11X2VuYWJs ZWQoZCkgKQo+Pj4gICAgICAgICAgICAgICAgY29udGludWU7Cj4+Cj4+IFdoeSBkbyB5b3UgZHJv cCB0aGUgaHdkb20gY2hlY2sgaGVyZT8KPiAKPiBCZWNhdXNlIGlzX2lvbW11X2VuYWJsZWQoKSBm b3IgdGhlIGgvdyBkb21haW4gd2lsbCBhbHdheXMgYmUgdHJ1ZSBpZgo+IGlvbW11X2VuYWJsZWQg aXMgdHJ1ZSwgc28gbm8gbmVlZCBmb3IgYSBzcGVjaWFsIGNhc2UuCgpCdXQgdGhlIGVmZmVjdCBv ZiB0aGUgZXh0cmEgY2hlY2sgd2FzIHRvIF9za2lwXyBEb20wLiBJZiB5b3UgbWVhbiB0bwpjaGFu Z2UgdGhpcywgdGhlbiB5b3Ugc2hvdWxkIHNheSBzbyAoYW5kIHdoeSkgaW4gdGhlIGRlc2NyaXB0 aW9uLgoKSmFuCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f XwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZwpo dHRwczovL2xpc3RzLnhlbnByb2plY3Qub3JnL21haWxtYW4vbGlzdGluZm8veGVuLWRldmVs