From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Re: Ping: [PATCH 0/5] x86: more power-efficient CPU parking Date: Wed, 03 Apr 2019 09:20:44 -0600 Message-ID: <5CA4CF4C020000780022453D@prv1-mh.provo.novell.com> References: <5B61C21202000078001D9F2D@prv1-mh.provo.novell.com> <5B61C21202000000000FC1F1@prv1-mh.provo.novell.com> <5B61C21202000078001F8805@prv1-mh.provo.novell.com> <5B61C21202000000000FC6BD@prv1-mh.provo.novell.com> <5B61C212020000780020B6D8@prv1-mh.provo.novell.com> <5B61C21202000000000FF27E@prv1-mh.provo.novell.com> <5B61C2120200007800224310@prv1-mh.provo.novell.com> <5CA4870A0200007800224351@prv1-mh.provo.novell.com> <6dab54cd-0246-2dff-42dd-93477c7c19e3@citrix.com> <5CA4AA600200007800224448@prv1-mh.provo.novell.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 1hBhh5-0000LT-1Z for xen-devel@lists.xenproject.org; Wed, 03 Apr 2019 15:20:51 +0000 In-Reply-To: Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Andrew Cooper Cc: xen-devel , Wei Liu , Roger Pau Monne List-Id: xen-devel@lists.xenproject.org Pj4+IE9uIDAzLjA0LjE5IGF0IDE2OjQ0LCA8YW5kcmV3LmNvb3BlcjNAY2l0cml4LmNvbT4gd3Jv dGU6Cj4gT24gMDMvMDQvMjAxOSAxMzo0MywgSmFuIEJldWxpY2ggd3JvdGU6Cj4+Pj4+IE9uIDAz LjA0LjE5IGF0IDEzOjE0LCA8YW5kcmV3LmNvb3BlcjNAY2l0cml4LmNvbT4gd3JvdGU6Cj4+PiBP biAwMy8wNC8yMDE5IDExOjEyLCBKYW4gQmV1bGljaCB3cm90ZToKPj4+Pj4+PiBPbiAwMS4wOC4x OCBhdCAxNjoyMiwgIHdyb3RlOgo+Pj4+PiBXaGVuIHB1dHRpbmcgQ1BVcyB0byBzbGVlcCBwZXJt YW5lbnRseSwgd2Ugc2hvdWxkIHRyeSB0byBwdXQgdGhlbSBpbnRvCj4+Pj4+IHRoZSBtb3N0IHBv d2VyIGNvbnNlcnZpbmcgc3RhdGUgcG9zc2libGUuIEZvciBub3cgaXQgaXMgdW5jbGVhciB3aGV0 aGVyLAo+Pj4+PiBlc3BlY2lhbGx5IGluIGEgZGVlcCBDLXN0YXRlLCB0aGUgUC1zdGF0ZSBhbHNv IG1hdHRlcnMsIHNvIHRoaXMgc2VyaWVzIG9ubHkKPj4+Pj4gYXJyYW5nZXMgZm9yIHRoZSBDLXN0 YXRlIHNpZGUgb2YgdGhpbmdzIChwbHVzIHNvbWUgY2xlYW51cCkuCj4+Pj4+Cj4+Pj4+IDE6IHg4 Ni9jcHVpZGxlOiByZXBsYWNlIGEgcG9pbnRsZXNzIE5VTEwgY2hlY2sKPj4+Pj4gMjogeDg2L2lk bGU6IHJlLWFycmFuZ2UgZGVhZC1pZGxlIGhhbmRsaW5nCj4+Pj4+IDM6IHg4Ni9jcHVpZGxlOiBw dXNoIHBhcmtlZCBDUFVzIGludG8gZGVlcGVyIHNsZWVwIHN0YXRlcyB3aGVuIHBvc3NpYmxlCj4+ Pj4+IDQ6IHg4Ni9jcHVpZGxlOiBjbGVhbiB1cCBDeCBkdW1waW5nCj4+Pj4+IDU6IHg4NjogcGxh Y2Ugbm9uLXBhcmtlZCBDUFVzIGludG8gd2FpdC1mb3ItU0lQSSBzdGF0ZSBhZnRlciBvZmZsaW5p bmcKPj4+PiBTbyBwYXRjaCA1IGlzIHVuZGVyc3RhbmRhYmx5IGNvbnRyb3ZlcnNpYWwsIGFuZCBJ J20gZXhwbGljaXRseQo+Pj4+IGV4Y2x1ZGluZyBpdCBmcm9tIHRoZSBwaW5nLgo+Pj4gQ29uc2lk ZXJpbmcgdGhhdCBpdCBjYXVzZXMgRUZJIGZpcm13YXJlIHRvIGV4cGxvZGUgaW4gc2V2ZXJhbAo+ Pj4gaW50ZXJlc3Rpbmcgd2F5cywgSSdtIGFmcmFpZCBpdCBpcyBhIGNvbXBsZXRlIG5vbnN0YXJ0 ZXIuCj4+IEkgZGlkbid0IGtub3cgdGhpcyAtIG5laXRoZXIgb2YgbXkgdHdvIEVGSSBib3hlcyBo YXZlIGV4cGxvZGVkIGluCj4+IGFueSB3YXkgZHVyaW5nIHRoZSBsYXN0IGhhbGYgeWVhci4gQ2Fy ZSB0byBzaGFyZSBkZXRhaWxzPwo+IAo+IEl0IHdhcyBhbiBhc3NlcnRpb24gZmFpbHVyZSB3aGVu IHRoZSBDUFUgZmFpbGVkIHRvIGNhbGwgaW50byB0aGUgU01NCj4gcmVuZGV6dm91cy4KPiAKPiBM b2dMaWJhRXJyb3JMb2dTbW1MaWIuYygyNzYpOiAoKEJPT0xFQU4pKDA9PTEpKQo+IAo+IFRoaXMg aXMgYSBwcm9kdWN0aW9uIERlbGwgc3lzdGVtIElJUkMgKG9yIG1heWJlIFN1cGVybWljcm8sIGJ1 dCBlaXRoZXIKPiB3YXksIGEgcHJvZHVjdGlvbiBmaXJtd2FyZSkuCj4gCj4gSW4gcmV0cm9zcGVj dCwgZnVsbHkgb2ZmbGluaW5nIGEgQ1BVIGJlaGluZCB0aGUgYmFjayBvZiB0aGUgZmlybXdhcmUg aXMKPiBhbiBleHRyZW1lbHkgYW50aXNvY2lhbCB0aGluZyB0byBkbywgYW5kIEknbSBub3Qgc3Vy cHJpc2VkIHRoYXQgdGhlCj4gZmlybXdhcmUgZG9lc24ndCB0b2xlcmF0ZSBpdC4KCk9oLCBJIHNl ZS4gSSB3aXRoZHJhdyB0aGlzIHBhdGNoIHRoZW4uCgo+PiBPbmUgb3RoZXIgcXVlc3Rpb24gKEkg YXBwYXJlbnRseSBmb3Jnb3QgYWJvdXQgdGhpcyBhc3BlY3QKPj4gYmV0d2VlbiBwdXR0aW5nIHRv Z2V0aGVyIHRoZSBzZXJpZXMgYW5kIHBvc3RpbmcgaXQpOgo+PiBhY3BpX2RlYWRfaWRsZSgpIGhh cyBidWlsdC1pbiBsb29wcyBhcyB3ZWxsLiBXaGlsZSBpdCdzIG5vdAo+PiBleHBlY3RlZCBmb3Ig YSBDUFUgdG8gbmVlZCB3YWtpbmcgZnJvbSB0aGVyZSAoYXMgbm8gImV2ZW4KPj4gYmV0dGVyIiBk ZWFkLWlkbGUgaGFuZGxlciBjb3VsZCBnZXQgaW5zdGFsbGVkKSBJIHdvbmRlciB3aGV0aGVyCj4+ IGZvciBjb25zaXN0ZW5jeSB3ZSB3b3VsZG4ndCBiZXR0ZXIgZHJvcCB0aGUgbG9vcHMgdGhlcmUg dG9vLgo+IAo+IEkgdGhpbmsgdGhhdCB3b3VsZCBiZSBhIGdvb2QgaWRlYSwgYWxvbmcgd2l0aCBh IHNpbWlsYXIgc3BlY3VsYXRpdmUKPiBhZGp1c3RtZW50LgoKV2lsbCBkby4KCj4+IFRoZSBkb3du c2lkZSBvZiBkb2luZyBzbyB3b3VsZCBiZSBhZGRlZCBvdmVyaGVhZCBpbiBjYXNlCj4+IG9mIHNw dXJpb3VzIHdha2V1cHMgKHdoaWNoIG91Z2h0IHRvIGhhdmUgYSBzbWFsbCBjaGFuY2Ugb2YKPj4g YmVpbmcgcG9zc2libGUgaW4gcGFydGljdWxhciBpbiB0aGUgTVdBSVQgY2FzZSkuCj4gCj4gSSBy ZWFsbHkgZG9uJ3QgdGhpbmsgdGhhdCBpcyBhIGNvbmNlcm4uICBJIGRvbid0IHRoaW5rIHlvdSds bCBiZSBhYmxlIHRvCj4gbWVhc3VyZSB0aGUgZGlmZmVyZW5jZSBpbiB0aGUgbm9pc2UuCgpXZWxs LCBub3Qgb3ZlciBhbnkgZXh0ZW5kZWQgcGVyaW9kIG9mIHRpbWUuIEJ1dCBhIHNpbmdsZSBXQklO VkQKbWF5IGJlIHF1aXRlIG5vdGljZWFibGUgdG8gYXQgbGVhc3QgdGhlIG90aGVyIHRocmVhZCB3 aGlsZSBpdApleGVjdXRlcy4KCkphbgoKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54 ZW5wcm9qZWN0Lm9yZwpodHRwczovL2xpc3RzLnhlbnByb2plY3Qub3JnL21haWxtYW4vbGlzdGlu Zm8veGVuLWRldmVs