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=-0.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 83315C43613 for ; Fri, 21 Jun 2019 14:56:55 +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 590D920679 for ; Fri, 21 Jun 2019 14:56:55 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 590D920679 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 1heKxn-00031V-Vq; Fri, 21 Jun 2019 14:56:27 +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 1heKxm-00031Q-OV for xen-devel@lists.xenproject.org; Fri, 21 Jun 2019 14:56:26 +0000 X-Inumbo-ID: bc53cd64-9434-11e9-adc6-dba15e7671d6 Received: from prv1-mh.provo.novell.com (unknown [137.65.248.33]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id bc53cd64-9434-11e9-adc6-dba15e7671d6; Fri, 21 Jun 2019 14:56:23 +0000 (UTC) Received: from INET-PRV1-MTA by prv1-mh.provo.novell.com with Novell_GroupWise; Fri, 21 Jun 2019 08:56:22 -0600 Message-Id: <5D0CF016020000780023A30D@prv1-mh.provo.novell.com> X-Mailer: Novell GroupWise Internet Agent 18.1.1 Date: Fri, 21 Jun 2019 08:56:22 -0600 From: "Jan Beulich" To: "Brian Woods" References: <5CE68CD30200007800231B01@prv1-mh.provo.novell.com> <5CE68F830200007800231B3B@prv1-mh.provo.novell.com> <483c4bbc-4915-48a3-9295-4d5a2bf6a02e@citrix.com> <5CFFA1B9020000780023704E@prv1-mh.provo.novell.com> <20190618172245.GA16087@amd.com> <5D09D43802000078002397E7@prv1-mh.provo.novell.com> <20190619155447.GA20907@amd.com> <5D0C7B3B0200007800239F12@prv1-mh.provo.novell.com> <20190621142925.GA19049@amd.com> In-Reply-To: <20190621142925.GA19049@amd.com> Mime-Version: 1.0 Content-Disposition: inline Subject: Re: [Xen-devel] [PATCH 3/5] x86/AMD: make C-state handling independent of Dom0 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: Andrew Cooper , Wei Liu , xen-devel , Roger Pau Monne Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" Pj4+IE9uIDIxLjA2LjE5IGF0IDE2OjI5LCA8QnJpYW4uV29vZHNAYW1kLmNvbT4gd3JvdGU6Cj4g T24gRnJpLCBKdW4gMjEsIDIwMTkgYXQgMTI6Mzc6NDdBTSAtMDYwMCwgSmFuIEJldWxpY2ggd3Jv dGU6Cj4+ID4+PiBPbiAxOS4wNi4xOSBhdCAxNzo1NCwgPEJyaWFuLldvb2RzQGFtZC5jb20+IHdy b3RlOgo+PiA+IE9uIFdlZCwgSnVuIDE5LCAyMDE5IGF0IDEyOjIwOjQwQU0gLTA2MDAsIEphbiBC ZXVsaWNoIHdyb3RlOgo+PiA+PiA+Pj4gT24gMTguMDYuMTkgYXQgMTk6MjIsIDxCcmlhbi5Xb29k c0BhbWQuY29tPiB3cm90ZToKPj4gPj4gPiBPbiBUdWUsIEp1biAxMSwgMjAxOSBhdCAwNjo0Mjoz M0FNIC0wNjAwLCBKYW4gQmV1bGljaCB3cm90ZToKPj4gPj4gPj4gPj4+IE9uIDEwLjA2LjE5IGF0 IDE4OjI4LCA8YW5kcmV3LmNvb3BlcjNAY2l0cml4LmNvbT4gd3JvdGU6Cj4+ID4+ID4+ID4gT24g MjMvMDUvMjAxOSAxMzoxOCwgSmFuIEJldWxpY2ggd3JvdGU6Cj4+ID4+ID4+ID4+IFRCRDogV2Ug bWF5IHdhbnQgdG8gdmVyaWZ5IHRoYXQgSExUIGluZGVlZCBpcyBjb25maWd1cmVkIHRvIGVudGVy IENDNi4KPj4gPj4gPj4gPiAKPj4gPj4gPj4gPiBJIGNhbid0IGFjdHVhbGx5IHNwb3QgYW55dGhp bmcgd2hpY2ggdGFsa3MgYWJvdXQgSExUIGRpcmVjdGx5LiAgVGhlCj4+ID4+ID4+ID4gY2xvc2Vz dCBJIGNhbiBwb3N0IGlzIENGT0ggKGNhY2hlIGZsdXNoIG9uIGhhbHQpIHdoaWNoIGlzIGFuCj4+ ID4+ID4+ID4gYXV0by10cmFuc2l0aW9uIGZyb20gQ0MxIHRvIENDNiBhZnRlciBhIHNwZWNpZmlj IHRpbWVvdXQsIGJ1dCB0aGUKPj4gPj4gPj4gPiB3b3JkaW5nIHN1Z2dlc3RzIHRoYXQgbXdhaXQg d291bGQgYWxzbyB0YWtlIHRoaXMgcGF0aC4KPj4gPj4gPj4gCj4+ID4+ID4+IFdlbGwsIEkgaGFk IGNvbWUgYWNyb3NzIGEgc2VjdGlvbiBkZXNjcmliaW5nIGhvdyBITFQgY2FuIGJlCj4+ID4+ID4+ IGNvbmZpZ3VyZWQgdG8gYmUgdGhlIHNhbWUgYWN0aW9uIGFzIHRoZSBJL08gcG9ydCByZWFkIGZy b20gb25lCj4+ID4+ID4+IG9mIHRoZSB0aHJlZSBwb3J0cyBpbnZvbHZlZCBpbiBDLXN0YXRlIG1h bmFnZW1lbnQKPj4gPj4gPj4gKENTdGF0ZUJhc2VBZGRyKzAuLi4yKS4gQnV0IEkgY2FuJ3Qgc2Vl bSB0byBmaW5kIHRoaXMgYWdhaW4uCj4+ID4+ID4+IAo+PiA+PiA+PiBBcyB0byBNV0FJVCBiZWhh dmluZyB0aGUgc2FtZSwgSSBkb24ndCB0aGluayBJIGNhbiBzcG90IHByb29mCj4+ID4+ID4+IG9m IHlvdXIgaW50ZXJwcmV0YXRpb24gb3IgcHJvb2Ygb2YgQnJpYW4ncy4KPj4gPj4gPiAKPj4gPj4g PiBJdCdzIG5vdCByZWFsbHkgZG9jdW1lbnRlZCBjbGVhcmx5LiAgSSBnb3QgbXkgaW5mb3JtYXRp b24gZnJvbSB0aGUgSFcKPj4gPj4gPiBlbmdpbmVlcnMuICBJJ3ZlIGFscmVhZHkgcG9zdGVkIHdo YXQgaW5mb3JtYXRpb24gSSBrbm93IHNvIEkgd29uJ3QKPj4gPj4gPiByZXBlYXQgaXQuCj4+ID4+ IAo+PiA+PiBBdCBsZWFzdCBhIHBvaW50ZXIgdG8gd2hlcmUgeW91IGhhZCBzdGF0ZWQgdGhpcyB3 b3VsZCBoYXZlIGJlZW4KPj4gPj4gbmljZS4gSWlyYyB0aGVyZSdzIG5vIHByb21vdGlvbiBpbnRv IENDNiBpbiB0aGF0IGNhc2UsIGluIGNvbnRyYXN0Cj4+ID4+IHRvIEFuZHJldydzIHJlYWRpbmcg b2YgdGhlIGRvYy4KPj4gPiAKPj4gPiAmbXdhaXRfdjFfcGF0Y2hzZXQKPj4gCj4+IEhtbSwgSSd2 ZSBsb29rZWQgdGhyb3VnaCB0aGUgcGF0Y2ggZGVzY3JpcHRpb25zIHRoZXJlIGFnYWluLCBidXQg SQo+PiBjYW4ndCBmaW5kIGFueSBleHBsaWNpdCBzdGF0ZW1lbnQgdG8gdGhlIGVmZmVjdCBvZiB0 aGVyZSBiZWluZyBubwo+PiBwcm9tb3Rpb24gaW50byBkZWVwZXIgc3RhdGVzIHdoZW4gdXNpbmcg TVdBSVQuCj4gCj4gaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9hcmNoaXZlcy9odG1sL3hl bi1kZXZlbC8yMDE5LTAyL21zZzAyMDA3Lmh0bWwgCgpUaGFua3MuIFllcywgaXQgbWF5IGJlIGlt cGxpZWQgZnJvbSB0aGVyZSwgYnV0IHRvIG1lIGl0J3Mgc3RpbGwgbm90CmV4cGxpY2l0LiBBbHNv IHJlY2FsbCB0aGF0IGl0IHdhcyBBbmRyZXcgb3JpZ2luYWxseSBhc2tpbmcgaWYgYW55CnByb21v dGlvbiBmcm9tIENDMSBpcyBwb3NzaWJsZS4gSSdtIGZpbmUgd2l0aCB5b3UgdGVsbGluZyBtZSBp dCdzCm5vdCwgYnV0IEFuZHJldyBtYXkgc3RpbGwgd2FudCB5b3UgcG9pbnRpbmcgaGltIGF0IHdo ZXJlIHRoaXMKaXMgd3JpdHRlbiBkb3duLgoKPiBTaW5jZSB5b3UncmUgdW5kZXIgTkRBLCBJIGNh biBzZW5kIHlvdSB0aGUgZW1haWwgSSByZWNlaXZlZCBmcm9tIHRoZSBIVwo+IGVuZ2luZWVyaW5n IGJ1dCBhcyBhIGJhc2ljIHJlY2FwOgo+IAo+IElmIHRoZSBIVyBpcyBjb25maWd1cmVkIHRvIHVz ZSBDQzYgZm9yIEhMVCAoQ0M2IGlzIGVuYWJsZWQgYW5kIHNvbWUKPiBvdGhlciBOREEgYml0cyB3 aGljaCBnZXRzIE9SJ2Qgd2l0aCBmaXJtd2FyZSBzbyB5b3UgY2FuIG9ubHkKPiBmdW5jdGlvbmFs bHkgQ0M2IG9uIEhMVCBvZmYsIGJ1dCBjYW4ndCBtYWtlIHN1cmUgaXQncyBvbiksIHRoZW4gdGhl Cj4gZmxvdyBpczoKPiAxKSBITFQKPiAyKSB0aW1lcgo+IDMpIGZsdXNoIHRoZSBjYWNoZXMgZXRj Cj4gNCkgQ0M2Cj4gCj4gVGhpcyBjYW4gYmUgaW50ZXJydXB0ZWQgdGhvdWdoLiAgVGhlIEhXIGVu Z2luZWVyIHNhaWQgdGhhdCB3aGlsZSB0aGV5Cj4gYXJlbid0IHRoZSBzYW1lIChhcyBJTyBiYXNl ZCBDLXN0YXRlcyksIHRoZXkgZW5kIHVwIGF0IHRoZSBzYW1lIHBsYWNlLgo+IAo+IFRoZSB3aG9s ZSByZWFzb24gSExUIHdhcyBzZWxlY3RlZCB0byBiZSB1c2VkIGluIG15IHBhdGNoZXMgaXMgYmVj YXVzZQo+IHdlIGNhbid0IGxvb2sgaW4gdGhlIENTVCB0YWJsZSBmcm9tIFhlbiBhbmQgaXQncyBh bHdheXMgc2FmZSB0byB1c2UsCj4gZXZlbiBpZiBDQzYgaXMgZGlzYWJsZWQgaW4gQklPUyAod2hp Y2ggd2UgY2FuJ3QgdGVsbCkuICBBdCB0aGlzIHBvaW50LAo+IEknbSByZXBlYXRpbmcgb3VyIGNv bnZlcnNpb24gd2UgaGFkIGluIG15IHYxIHBhdGNoIHNldC4gIElmIHlvdSBuZWVkCj4gYW55IGZ1 cnRoZXIgaW5mbywgbGV0IG1lIGtub3cuCgpUaGFua3MsIEkgcmVjYWxsIGFsbCBvZiB0aGlzLiBJ IGRvbid0IHNlZSB0aG91Z2ggaG93IGl0J3MgcmVsYXRlZCB0byB0aGUKcXVlc3Rpb24gb2Ygd2hl dGhlciB0aGUgQ1BVIHdvdWxkIHJlYWxseSByZW1haW4gaW4gQzEgd2hlbiB1c2luZwpNV0FJVCAo aS5lLiBnb2luZyBiYWNrIHRvIEFuZHJldydzIG9yaWdpbmFsIGZpbmRpbmcgb2YgcHJvbW90aW9u IGZyb20KQ0MxIHRvIENDNikuIE5vdyBJIGRvIHJlYWxpemUgdGhhdCBDMSAhPSBDQzEsIGJ1dCB0 aGlzIGRvZXNuJ3QgaGVscApjbGFyaWZ5aW5nIHRoaW5ncyBpbiBhbnkgd2F5LgoKSmFuCgoKCl9f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBt YWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMu eGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=