From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yi Sun Subject: Re: [PATCH v9 12/25] x86: refactor psr: L3 CAT: set value: implement cos id picking flow. Date: Fri, 31 Mar 2017 17:12:36 +0800 Message-ID: <20170331091236.GA17458@yi.y.sun> References: <58DA59C90200007800148FD5@prv-mh.provo.novell.com> <20170328115925.GT17458@yi.y.sun> <58DA714002000078001493C5@prv-mh.provo.novell.com> <20170329012021.GU17458@yi.y.sun> <20170329013631.GW17458@yi.y.sun> <58DBA1400200007800149E3B@prv-mh.provo.novell.com> <20170330013733.GX17458@yi.y.sun> <58DD0E68020000780014A9D9@prv-mh.provo.novell.com> <20170330121010.GZ17458@yi.y.sun> <58DE33BD020000780014B13C@prv-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta6.messagelabs.com ([193.109.254.103]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ctsbW-0004O1-Au for xen-devel@lists.xenproject.org; Fri, 31 Mar 2017 09:12:22 +0000 Content-Disposition: inline In-Reply-To: <58DE33BD020000780014B13C@prv-mh.provo.novell.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Jan Beulich Cc: kevin.tian@intel.com, wei.liu2@citrix.com, he.chen@linux.intel.com, andrew.cooper3@citrix.com, dario.faggioli@citrix.com, ian.jackson@eu.citrix.com, mengxu@cis.upenn.edu, xen-devel@lists.xenproject.org, chao.p.peng@linux.intel.com, roger.pau@citrix.com List-Id: xen-devel@lists.xenproject.org T24gMTctMDMtMzEgMDI6NDc6MjUsIEphbiBCZXVsaWNoIHdyb3RlOgo+ID4+PiBPbiAzMC4wMy4x NyBhdCAxNDoxMCwgPHlpLnkuc3VuQGxpbnV4LmludGVsLmNvbT4gd3JvdGU6Cj4gPiBPbiAxNy0w My0zMCAwNTo1NTo1MiwgSmFuIEJldWxpY2ggd3JvdGU6Cj4gPj4gPj4+IE9uIDMwLjAzLjE3IGF0 IDAzOjM3LCA8eWkueS5zdW5AbGludXguaW50ZWwuY29tPiB3cm90ZToKPiA+PiA+IE9uIDE3LTAz LTI5IDAzOjU3OjUyLCBKYW4gQmV1bGljaCB3cm90ZToKPiA+PiA+PiA+Pj4gT24gMjkuMDMuMTcg YXQgMDM6MzYsIDx5aS55LnN1bkBsaW51eC5pbnRlbC5jb20+IHdyb3RlOgo+ID4+ID4+ID4gT24g MTctMDMtMjkgMDk6MjA6MjEsIFlpIFN1biB3cm90ZToKPiA+PiA+PiA+PiBPbiAxNy0wMy0yOCAw NjoyMDo0OCwgSmFuIEJldWxpY2ggd3JvdGU6Cj4gPj4gPj4gPj4gPiA+Pj4gT24gMjguMDMuMTcg YXQgMTM6NTksIDx5aS55LnN1bkBsaW51eC5pbnRlbC5jb20+IHdyb3RlOgo+ID4+ID4+ID4+ID4g PiBJIHRoaW5rIHdlIGF0IGxlYXN0IG5lZWQgYSAnZ2V0X3ZhbCgpJyBob29rLgo+ID4+ID4+ID4+ ID4gCj4gPj4gPj4gPj4gPiBPZiBjb3Vyc2UuCj4gPj4gPj4gPj4gPiAKPiA+PiA+PiA+PiA+ID4g SSB0cnkgdG8gaW1wbGVtZW50IENBVC9DRFAgaG9vay4KPiA+PiA+PiA+PiA+ID4gUGxlYXNlIGhl bHAgdG8gY2hlY2sgaWYgdGhpcyBpcyB3aGF0IHlvdSB0aG91Z2h0Lgo+ID4+ID4+ID4+ID4gCj4g Pj4gPj4gPj4gPiBPbmUgcmVtYXJrIGJlbG93LCBidXQgb3RoZXIgdGhhbiB0aGF0IC0geWVzLgo+ ID4+ID4+ID4+ID4gCj4gPj4gPj4gPj4gPiA+IHN0YXRpYyB2b2lkIGNhdF9nZXRfdmFsKGNvbnN0 IHN0cnVjdCBmZWF0X25vZGUgKmZlYXQsIHVuc2lnbmVkIGludCBjb3MsCj4gPj4gPj4gPj4gPiA+ ICAgICAgICAgICAgICAgICAgICAgICAgIGVudW0gY2JtX3R5cGUgdHlwZSwgaW50IGZsYWcsIHVp bnQzMl90ICp2YWwpCj4gPj4gPj4gPj4gPiA+IHsKPiA+PiA+PiA+PiA+ID4gICAgICp2YWwgPSBm ZWF0LT5jb3NfcmVnX3ZhbFtjb3NdOwo+ID4+ID4+ID4+ID4gPiB9Cj4gPj4gPj4gPj4gPiA+IAo+ ID4+ID4+ID4+ID4gPiBzdGF0aWMgdm9pZCBsM19jZHBfZ2V0X3ZhbChjb25zdCBzdHJ1Y3QgZmVh dF9ub2RlICpmZWF0LCB1bnNpZ25lZCBpbnQgCj4gPj4gPiBjb3MsCj4gPj4gPj4gPj4gPiA+ICAg ICAgICAgICAgICAgICAgICAgICAgICAgIGVudW0gY2JtX3R5cGUgdHlwZSwgaW50IGZsYWcsIHVp bnQzMl90ICp2YWwpCj4gPj4gPj4gPj4gPiA+IHsKPiA+PiA+PiA+PiA+ID4gICAgIGlmICggdHlw ZSA9PSBQU1JfQ0JNX1RZUEVfTDNfREFUQSB8fCBmbGFnID09IDAgKQo+ID4+ID4+ID4+ID4gPiAg ICAgICAgICp2YWwgPSBnZXRfY2RwX2RhdGEoZmVhdCwgY29zKTsKPiA+PiA+PiA+PiA+ID4gICAg IGlmICggdHlwZSA9PSBQU1JfQ0JNX1RZUEVfTDNfQ09ERSB8fCBmbGFnID09IDEgKQo+ID4+ID4+ ID4+ID4gPiAgICAgICAgICp2YWwgPSBnZXRfY2RwX2NvZGUoZmVhdCwgY29zKTsKPiA+PiA+PiA+ PiA+ID4gfQo+ID4+ID4+ID4+ID4gCj4gPj4gPj4gPj4gPiBXaHkgdGhlIHJlZHVuZGFuY3kgYmV0 d2VlbiB0eXBlIGFuZCBmbGFnPwo+ID4+ID4+ID4+ID4gCj4gPj4gPj4gPj4gRm9yIHBzcl9nZXRf dmFsLCB1cHBlciBsYXllciBpbnB1dCB0aGUgY2JtX3R5cGUgdG8gZ2V0IGVpdGhlciBEQVRBIG9y IENPREUKPiA+PiA+PiA+PiB2YWx1ZS4gRm9yIG90aGVyIGNhc2VzLCB3ZSB1c2UgZmxhZyBhcyBj b3NfbnVtIGluZGV4IHRvIGdldCBlaXRoZXIgREFUQSBvcgo+ID4+ID4+ID4+IENPREUuCj4gPj4g Pj4gPj4gCj4gPj4gPj4gPiBMZXQgbWUgZXhwbGFpbiBtb3JlIHRvIGF2b2lkIGNvbmZ1c2lvbi4g Rm9yIG90aGVyIGNhc2VzLCB3ZSB1c2UgY29zX251bSBhcwo+ID4+ID4+ID4gaW5kZXggdG8gZ2V0 IHZhbHVlcyBmcm9tIGEgZmVhdHVyZS4gSW4gdGhlc2UgY2FzZXMsIHdlIGRvIG5vdCBrbm93IHRo ZQo+ID4+ID4+ID4gY2JtX3R5cGUgb2YgdGhlIGZlYXR1cmUuIFNvLCBJIHVzZSB0aGUgY29zX251 bSBhcyBmbGFnIHRvIG1ha2UgJ2dldF92YWwnCj4gPj4gPj4gPiBrbm93IHdoaWNoIHZhbHVlIHNo b3VsZCBiZSByZXR1cm5lZC4KPiA+PiA+PiAKPiA+PiA+PiBJJ20gcHJldHR5IHN1cmUgdGhpcyBy ZWR1bmRhbmN5IGNhbiBiZSBhdm9pZGVkLgo+ID4+ID4+IAo+ID4+ID4gVGhlbiwgSSB0aGluayBJ IGhhdmUgdG8gcmV1c2UgdGhlICd0eXBlJy4gQXMgb25seSBDRFAgbmVlZHMgdHlwZSB0byBkZWNp ZGUKPiA+PiA+IHdoaWNoIHZhbHVlIHRvIGJlIHJldHVybmVkIHNvIGZhciwgSSB0aGluayBJIGNh biBpbXBsZW1lbnQgY29kZXMgbGlrZSBiZWxvdwo+ID4+ID4gdG8gbWFrZSBDRFAgY2FuIGhhbmRs ZSBhbGwgc2NlbmFyaW9zLgo+ID4+ID4gCj4gPj4gPiBzdGF0aWMgdm9pZCBsM19jZHBfZ2V0X3Zh bChjb25zdCBzdHJ1Y3QgZmVhdF9ub2RlICpmZWF0LCB1bnNpZ25lZCBpbnQgY29zLAo+ID4+ID4g ICAgICAgICAgICAgICAgICAgICAgICAgICAgZW51bSBjYm1fdHlwZSB0eXBlLCB1aW50MzJfdCAq dmFsKQo+ID4+ID4gewo+ID4+ID4gICAgIGlmICggdHlwZSA9PSBQU1JfQ0JNX1RZUEVfTDNfREFU QSB8fCBmbGFnID09IDB4RjAwMCApCj4gPj4gPiAgICAgICAgICp2YWwgPSBnZXRfY2RwX2RhdGEo ZmVhdCwgY29zKTsKPiA+PiA+ICAgICBpZiAoIHR5cGUgPT0gUFNSX0NCTV9UWVBFX0wzX0NPREUg fHwgZmxhZyA9PSAweEYwMDEgKQo+ID4+ID4gICAgICAgICAqdmFsID0gZ2V0X2NkcF9jb2RlKGZl YXQsIGNvcyk7Cj4gPj4gPiB9Cj4gPj4gPiAKPiA+PiA+IHN0YXRpYyBib29sIGZpdHNfY29zX21h eCguLi4pCj4gPj4gPiB7Cj4gPj4gPiAuLi4uLi4KPiA+PiA+ICAgICBmb3IgKGkgPSAwOyBpIDwg ZmVhdC0+cHJvcHMtPmNvc19udW07IGkrKykKPiA+PiA+ICAgICB7Cj4gPj4gPiAgICAgICAgIGZl YXQtPnByb3BzLT5nZXRfdmFsKGZlYXQsIGNvcywgaSArIDB4RjAwMCwgJmRlZmF1bHRfdmFsKTsK PiA+PiA+ICAgICAgICAgaWYgKCB2YWxbaV0gPT0gZGVmYXVsdF92YWwgKQo+ID4+ID4gICAgICAg ICAgICAgLi4uLi4uCj4gPj4gPiAgICAgfQo+ID4+ID4gLi4uLi4uCj4gPj4gPiB9Cj4gPj4gPiAK PiA+PiA+IElzIHRoYXQgZ29vZCBmb3IgeW91Pwo+ID4+IAo+ID4+IFVyZ2ggLSBubywgbm90IHJl YWxseTogVGhpcyBpcyBoYWNrZXJ5LiBEbyB5b3UgaGF2ZSBhIHRyZWUKPiA+PiBzb21ld2hlcmUg c28gSSBjb3VsZCBsb29rIGF0IHRoZSBmaWxlIGFmdGVyIGF0IGxlYXN0IHRoZSBDRFAKPiA+PiBw YXRjaGVzIGhhdmUgYWxsIGJlZW4gYXBwbGllZCwgdG8gc2VlIHdoZXRoZXIgSSBoYXZlIGEKPiA+ PiBiZXR0ZXIgaWRlYT8gQWx0ZXJuYXRpdmVseSwgY291bGQgeW91IGF0dGFjaCBwc3IuYyB0aGUg d2F5Cj4gPj4geW91IGhhdmUgaXQgcmlnaHQgbm93IHdpdGggdGhlIGVudGlyZSBzZXJpZXMgYXBw bGllZD8KPiA+PiAKPiA+IEkgdGhpbmsgeW91IGNhbiBjaGVjayB2OSBjb2RlcyBoZXJlOgo+ID4g aHR0cHM6Ly9naXRodWIuY29tL3lpc3VuLWdpdC94ZW4vdHJlZS9sMl9jYXRfdjkgCj4gCj4gTG9v a2luZyBhdCB0aGlzIG1hZGUgbWUgbm90aWNlIHRoYXQgY2F0X2dldF9vbGRfdmFsKCkgcGFzc2Vz IGEKPiBib2d1cyBsaXRlcmFsIDAgdG8gY2F0X2dldF92YWwoKSwgd2hpY2ggbmVlZHMgdGFraW5n IGNhcmUgb2YgdG9vLgo+IE9uZSBvcHRpb24gSSBjYW4gc2VlIGlzIGZvciBlYWNoIGZlYXR1cmUg dG8gbWFrZSBhdmFpbGFibGUgYW4KPiBhcnJheSBvZiB0eXBlIGVudW0gY2JtX3R5cGUsIHdpdGgg Y29zX251bSBlbGVtZW50cy4gVGhlIG9yZGVyCj4gd291bGQgbWF0Y2ggdGhhdCBvZiB0aGUgb3Jk ZXIgb2YgdmFsdWVzIGluIHRoZWlyIGFycmF5cy4gVGhpcyB3aWxsCgpTb3JyeSwgbm90IHZlcnkg Y2xlYXIgeW91ciBtZWFuaW5nLiBIb3cgdG8gZG8gdGhhdD8gQ291bGQgeW91IHBsZWFzZQpwcm92 aWRlIHBpZWNlcyBvZiBjb2Rlcz8gVGhhbmtzIQoKPiBhbGxvdyBlbGltaW5hdGlvbiBvZiBhbGwg b2YgdGhlIGdldF9vbGRfdmFsLCBjb21wYXJlX3ZhbCwgYW5kCj4gZml0c19jb3NfbWF4IGhvb2tz IGFmYWljdC4gQXQgdGhhdCBwb2ludCB0aGUgIm5ldyIgaW4KPiBzZXRfbmV3X3ZhbCBpcyBhbHNv IG5vIGxvbmdlciBuZWVkZWQgdG8gY29udHJhc3Qgd2l0aCB0aGUgIm9sZCIKPiBpbiB0aGUgbm8g bG9uZ2VyIGV4aXN0aW5nIGdldF9vbGRfdmFsLiBBcmd1YWJseSBpbnNlcnRfdmFsIG1heQo+IGJl IGV2ZW4gc2xpZ2h0bHkgbW9yZSBwcmVjaXNlIGluIGRlc2NyaWJpbmcgd2hhdCB0aGUgZnVuY3Rp b24KPiBkb2VzLgoKSSBoYXZlIG1vZGlmaWVkIGl0IHRvICdzZXRfdmFsX3RvX2FycmF5Jy4KCj4g Cj4gVGhlIGNoZWNrcyBkb25lIGZpcnN0IGluIHdoYXQgaXMgY3VycmVudGx5ICpfc2V0X25ld192 YWwoKSBhbHNvCj4gbG9vayBsaWtlIHRoZXkgY291bGQgYmUgbW92ZWQgaW50byB0aGUgKGdlbmVy aWMpIGNhbGxlcihzKSwgbWFraW5nCgpNQkEgdmFsdWUgaXMgdGhyb3R0bGluZyB2YWx1ZSB3aGlj aCBpcyBkaWZmZXJlbnQgd2l0aCBDQk0uIFNvLCB0aGUKY2hlY2sgaXMgZGlmZmVyZW50LiBTbywg d2UgaGF2ZSB0byBoYXZlICdjaGVja192YWwoKScgYXQgbGVhc3QuCgo+IGNsZWFyIHRoYXQgYXQg bGVhc3QgZm9yIG5vdyBldmVuIGNibV9sZW4gKGp1c3QgbGlrZSBzdWdnZXN0ZWQgZm9yCj4gY29z X21heCkgc2hvdWxkIGJlIGEgZ2VuZXJpYyByYXRoZXIgdGhhbiB1bmlvbml6ZWQgZmllbGQgaW4K Ck1CQSBkb2VzIG5vdCBoYXZlIGNibV9sZW4uCgo+IHN0cnVjdCBmZWF0X25vZGUuIEluIHRoZSB3 b3JzdCBjYXNlIGEgbmV3IGNoZWNrX3ZhbCgpIGhvb2sKPiBtaWdodCBiZSBuZWVkZWQuCj4gCkFm dGVyIGFuYWx5emluZyBjb2RlcyBhZ2FpbiwgZm9yICdnYXRoZXJfdmFsJywgJ2NvbXBhcmVfdmFs JyBhbmQKJ2ZpdHNfY29zX21heCcsIHdlIG5lZWQgZ2V0IGFsbCB2YWx1ZXMgb2YgYSBmZWF0dXJl LiBFLmcuIHdlIG5lZWQKZ2V0IGJvdGggREFUQSBhbmQgQ09ERSBmb3IgQ0RQLiBCdXQgZm9yICdw c3JfZ2V0X3ZhbCcsIHdlIG9ubHkgbmVlZApnZXQgb25lIHZhbHVlIHBlciBjYm1fdHlwZS4gU28s IEkgdGhpbmsgdGhlc2Ugc2hvdWxkIGJlIGRpZmZlcmVudApob29rcy4gQ2FuIEkgaW1wbGVtZW50 ICdnZXRfdmFsJyBmb3IgZ2V0dGluZyBvbmUgdmFsdWUgcGVyIGNibV90eXBlLAphbmQgJ2dldF92 YWxzJyB0byBnZXQgYWxsIHZhbHVlcz8KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhl bi5vcmcKaHR0cHM6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=