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,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 5DEEEC4332D for ; Fri, 20 Mar 2020 07:21:50 +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 2E47A20767 for ; Fri, 20 Mar 2020 07:21:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2E47A20767 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=pass 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 1jFBy8-0004W7-El; Fri, 20 Mar 2020 07:21:24 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1jFBy7-0004W2-VI for xen-devel@lists.xenproject.org; Fri, 20 Mar 2020 07:21:23 +0000 X-Inumbo-ID: 66d5af1a-6a7b-11ea-bcee-12813bfff9fa Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 66d5af1a-6a7b-11ea-bcee-12813bfff9fa; Fri, 20 Mar 2020 07:21:23 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id BB874ACDF; Fri, 20 Mar 2020 07:21:20 +0000 (UTC) To: Julien Grall , =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= References: <20200319154716.34556-1-roger.pau@citrix.com> <20200319154716.34556-2-roger.pau@citrix.com> <83b8dc44-6ecf-9bdf-957b-3c502e4df926@xen.org> <20200319173825.GQ24458@Air-de-Roger.citrite.net> <3d242660-7c28-5465-5da8-d126d2d347b4@xen.org> <20200319184305.GR24458@Air-de-Roger.citrite.net> <910d5530-893d-9401-46f6-4da22a400ce4@xen.org> From: Jan Beulich Message-ID: <1fc54578-2b48-a713-f216-0c6fda205c9a@suse.com> Date: Fri, 20 Mar 2020 08:21:19 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <910d5530-893d-9401-46f6-4da22a400ce4@xen.org> Content-Language: en-US Subject: Re: [Xen-devel] [PATCH v7 1/3] x86/tlb: introduce a flush HVM ASIDs flag 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: Stefano Stabellini , Wei Liu , Andrew Cooper , Ian Jackson , George Dunlap , Tim Deegan , xen-devel@lists.xenproject.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gMTkuMDMuMjAyMCAyMDowNywgSnVsaWVuIEdyYWxsIHdyb3RlOgo+IEhpLAo+IAo+IE9uIDE5 LzAzLzIwMjAgMTg6NDMsIFJvZ2VyIFBhdSBNb25uw6kgd3JvdGU6Cj4+IE9uIFRodSwgTWFyIDE5 LCAyMDIwIGF0IDA2OjA3OjQ0UE0gKzAwMDAsIEp1bGllbiBHcmFsbCB3cm90ZToKPj4+Cj4+Pgo+ Pj4gT24gMTkvMDMvMjAyMCAxNzozOCwgUm9nZXIgUGF1IE1vbm7DqSB3cm90ZToKPj4+PiBPbiBU aHUsIE1hciAxOSwgMjAyMCBhdCAwNDoyMToyM1BNICswMDAwLCBKdWxpZW4gR3JhbGwgd3JvdGU6 Cj4+Pj4gwqAgPj4gV2h5IGNhbid0IHlvdSBrZWVwIGZsdXNoX3RsYl9tYXNrKCkgaGVyZT8KPj4+ Pgo+Pj4+IEJlY2F1c2UgZmlsdGVyZWRfZmx1c2hfdGxiX21hc2sgaXMgdXNlZCBpbiBwb3B1bGF0 ZV9waHlzbWFwLCBhbmQKPj4+PiBjaGFuZ2VzIHRvIHRoZSBwaHltYXAgcmVxdWlyZSBhbiBBU0lE IGZsdXNoIG9uIEFNRCBoYXJkd2FyZS4KPj4+Cj4+PiBJIGFtIGFmcmFpZCB0aGlzIGRvZXMgbm90 IHlldCBleHBsYWluIG1lIHdoeSBmbHVzaF90bGJfbWFzaygpIGNvdWxkIG5vdCBiZQo+Pj4gdXBk YXRlZCBzbyBpdCBmbHVzaCB0aGUgQVNJRCBvbiBBTUQgaGFyZHdhcmUuCj4+Cj4+IEN1cnJlbnQg YmVoYXZpb3IgcHJldmlvdXMgdG8gdGhpcyBwYXRjaCBpcyB0byBmbHVzaCB0aGUgQVNJRHMgb24K Pj4gZXZlcnkgVExCIGZsdXNoLgo+Pgo+PiBmbHVzaF90bGJfbWFzayBpcyB0b28gd2lkZWx5IHVz ZWQgb24geDg2IGluIHBsYWNlcyB3aGVyZSB0aGVyZSdzIG5vCj4+IG5lZWQgdG8gZmx1c2ggdGhl IEFTSURzLiBUaGlzIHByZXZlbnRzIHVzaW5nIGFzc2lzdGVkIGZsdXNoZXMgKGJ5IEwwKQo+PiB3 aGVuIHJ1bm5pbmcgbmVzdGVkLCBzaW5jZSB0aG9zZSBhc3Npc3RlZCBmbHVzaGVzIHBlcmZvcm1l ZCBieSBMMAo+PiBkb24ndCBmbHVzaCB0aGUgTDIgZ3Vlc3RzIFRMQnMuCj4+Cj4+IEkgY291bGQg a2VlcCBjdXJyZW50IGJlaGF2aW9yIGFuZCBsZWF2ZSBmbHVzaF90bGJfbWFzayBhbHNvIGZsdXNo aW5nIHRoZQo+PiBBU0lEcywgYnV0IHRoYXQgc2VlbXMgd3JvbmcgYXMgdGhlIGZ1bmN0aW9uIGRv ZXNuJ3QgaGF2ZSBhbnl0aGluZyBpbgo+PiBpdCdzIG5hbWUgdGhhdCBzdWdnZXN0cyBpdCBhbHNv IGZsdXNoZXMgdGhlIGluLWd1ZXN0IFRMQnMgZm9yIEhWTS4KPiAKPiBJIGFncmVlIHRoZSBuYW1l IGlzIGNvbmZ1c2luZywgSSBoYWQgdG8gbG9vayBhdCB0aGUgaW1wbGVtZW50YXRpb24gdG8gdW5k ZXJzdGFuZCB3aGF0IGl0IGRvZXMuCj4gCj4gSG93IGFib3V0IHJlbmFtaW5nIChvciBpbnRyb2R1 Y2luZykgdGhlIGZ1bmN0aW9uIHRvIGZsdXNoX3RsYl9hbGxfZ3Vlc3RzX21hc2soKSBvciBmbHVz aF90bGJfYWxsX2d1ZXN0c19jcHVtYXNrKCkpID8KCkFuZCB0aGlzIHdvdWxkIHRoZW4gZmx1c2gg X29ubHlfIGd1ZXN0IFRMQnM/Cgo+PiBJIHdvdWxkIHJhdGhlciBwcmVmZXIgdGhlIGRlZmF1bHQg dG8gYmUgdG8gbm90IGZsdXNoIHRoZQo+PiBBU0lEcywgc28gdGhhdCB1c2VycyBuZWVkIHRvIHNw ZWNpZnkgc28gYnkgcGFzc2luZyB0aGUgZmxhZyB0bwo+PiBmbHVza19tYXNrLgo+IFRoYXQncyB4 ODYgY2hvaWNlLiBGb3IgY29tbW9uLCBJIHdvdWxkIHJhdGhlciBubyBpbnRyb2R1Y2UgdGhvc2Ug ZmxhZ3MgdW50aWwgd2UgaGF2ZSBhbm90aGVyIGFyY2ggdGhhdCBtYWtlIHVzZSBvZiBpdC4KClRo ZSBmbGFncyBzaG91bGQgcGVyaGFwcyBpbmRlZWQgcmVtYWluIHg4Ni1zcGVjaWZpYywgYnV0IHN1 aXRhYmxlCndyYXBwZXJzIHVzYWJsZSBmcm9tIGNvbW1vbiBjb2RlIHNob3VsZCBleGlzdCAoYXMg eW91IHN1Z2dlc3QKYmVsb3cpLgoKSmFuCgo+Pj4gVGhpcyB3b3VsZCBhY3R1YWxseSBtYXRjaCB0 aGUgYmVoYXZpb3Igb2YgZmx1c2hfdGxiX21hc2soKSBvbiBBcm0gd2hlcmUgYWxsCj4+PiB0aGUg Z3Vlc3QgVExCcyB3b3VsZCBiZSByZW1vdmVkLgo+Pgo+PiBUaGF0J3MgaG93IGl0IHVzZWQgdG8g YmUgcHJldmlvdXMgdG8gdGhpcyBwYXRjaCwgYW5kIHRoZSB3aG9sZSBwb2ludAo+PiBpcyB0byBz cGxpdCB0aGUgQVNJRCBmbHVzaGVzIGludG8gYSBzZXBhcmF0ZSBmbGFnLCBzbyBpdCdzIG5vdCBk b25lCj4+IGZvciBldmVyeSBUTEIgZmx1c2guCj4gCj4gV2VsbCwgdGxiX2ZsdXNoX21hc2soKSBp cyBvbmx5IGltcGxlbWVudGVkIGZvciB0aGUgYmVuZWZpdCBvZiBjb21tb24gY29kZS4gSXQgaGFz IG5vIG90aGVyIHVzZXJzIG9uIEFybS4KPiAKPiBJdCBmZWVscyB0byBtZSB0aGF0IHdlIHdhbnQg YW4gaGVscGVyIHRoYXQgd2lsbCBudWtlIGFsbCB0aGUgZ3Vlc3QgVExCcyBvbiBhIGdpdmVuIHNl dCBvZiBDUFVzIChzZWUgYWJvdmUgZm9yIHNvbWUgbmFtZSBzdWdnZXN0aW9uKS4KPiAKPiBPbiB4 ODYsIHlvdSBjb3VsZCBpbXBsZW1lbnQgaXQgdXNpbmcgZmx1c2hfbWFzaygpLiBPbiBBcm0sIHRo aXMgY291bGQgYmUgYSByZW5hbWUgb2YgdGhlIGV4aXN0aW5nIGZ1bmN0aW9uIGZsdXNoX3RsYl9t YXNrKCkuCj4gCj4gQ2hlZXJzLAo+IAoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhl bnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5m by94ZW4tZGV2ZWw=