From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yi Sun Subject: Re: [PATCH v4 03/24] x86: refactor psr: implement main data structures. Date: Tue, 3 Jan 2017 16:49:21 +0800 Message-ID: <20170103084921.GP7435@yi.y.sun> References: <1481688484-5093-1-git-send-email-yi.y.sun@linux.intel.com> <1481688484-5093-4-git-send-email-yi.y.sun@linux.intel.com> <585C09C7020000780012BCF9@prv-mh.provo.novell.com> <20161226065632.GO7435@yi.y.sun> <586B6835020000780012C7CA@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.bemta5.messagelabs.com ([195.245.231.135]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cOKmS-0000KZ-G5 for xen-devel@lists.xenproject.org; Tue, 03 Jan 2017 08:49:16 +0000 Content-Disposition: inline In-Reply-To: <586B6835020000780012C7CA@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: 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 List-Id: xen-devel@lists.xenproject.org T24gMTctMDEtMDMgMDE6MDA6MzcsIEphbiBCZXVsaWNoIHdyb3RlOgo+ID4+PiBPbiAyNi4xMi4x NiBhdCAwNzo1NiwgPHlpLnkuc3VuQGxpbnV4LmludGVsLmNvbT4gd3JvdGU6Cj4gPiBPbiAxNi0x Mi0yMiAwOToxMzo0MywgSmFuIEJldWxpY2ggd3JvdGU6Cj4gPj4gPj4+IE9uIDE0LjEyLjE2IGF0 IDA1OjA3LCA8eWkueS5zdW5AbGludXguaW50ZWwuY29tPiB3cm90ZToKPiA+PiA+IElmIERvbTIg aGFzIHNhbWUgQ0JNIHZhbHVlcywgaXQgY2FuIHJldXNlIHRoZXNlIHJlZ2lzdGVycyB3aGljaCBD T1NfSUQ9MS4KPiA+PiA+IFRoYXQgbWVhbnMsIGJvdGggRG9tMSBhbmQgRG9tMiB1c2Ugc2FtZSBD T1MgcmVnaXN0ZXJzKElEPTEpIHRvIHNhdmUgc2FtZQo+ID4+ID4gTDMvTDIgdmFsdWVzLiBTbywg dGhlIHZhbHVlIHJlZlsxXSBpcyAyIHdoaWNoIG1lYW5zIDIgZG9tYWlucyBhcmUgdXNpbmcKPiA+ PiA+IENPU19JRCAxLgo+ID4+ID4gCj4gPj4gPiBUbyBtYW5hZ2UgYSBmZWF0dXJlLCB3ZSBuZWVk IGRlZmluZSBhIGZlYXR1cmUgbm9kZSBkYXRhIHN0cnVjdHVyZSwKPiA+PiA+ICdzdHJ1Y3QgZmVh dF9ub2RlJywgdG8gbWFuYWdlIGZlYXR1cmUncyBzcGVjaWZpYyBIVyBpbmZvLCBpdHMgY2FsbGJh Y2sKPiA+PiA+IGZ1bmN0aW9ucyAoYWxsIGZlYXR1cmUncyBzcGVjaWZpYyBiZWhhdmlvcnMgYXJl IGVuY2Fwc3VsYXRlZCBpbnRvIHRoZXNlCj4gPj4gPiBjYWxsYmFjayBmdW5jdGlvbnMpLCBhbmQg YW4gYXJyYXkgb2YgYWxsIENPUyByZWdpc3RlcnMgdmFsdWVzIG9mIHRoaXMKPiA+PiA+IGZlYXR1 cmUuIENEUCBpcyBhIHNwZWNpYWwgZmVhdHVyZSB3aGljaCB1c2VzIHR3byBlbnRyaWVzIG9mIHRo ZSBhcnJheQo+ID4+ID4gZm9yIG9uZSBDT1MgSUQuIFNvLCB0aGUgbnVtYmVyIG9mIENEUCBDT1Mg cmVnaXN0ZXJzIGlzIHRoZSBoYWxmIG9mIEwzCj4gPj4gPiBDQVQuIEUuZy4gTDMgQ0FUIGhhcyAx NiBDT1MgcmVnaXN0ZXJzLCB0aGVuIENEUCBoYXMgOCBDT1MgcmVnaXN0ZXJzIGlmCj4gPj4gPiBp dCBpcyBlbmFibGVkLgo+ID4+IAo+ID4+IFRoZSBzcGVjaWFsIG5hdHVyZSBvZiBDRFAgd2lsbCBt YWtlIHNvbWUgc3BlY2lhbCBoYW5kbGluZyBuZWNlc3NhcnksCj4gPj4gd2hpY2ggbWF5IG5lZWQg cmVmbGVjdGlvbiBpbiBkYXRhIHN0cnVjdHVyZSBhcnJhbmdlbWVudC4gV291bGQgeW91Cj4gPj4g bWluZCBzcGVsbGluZyBvdXQgaGVyZSBob3cgQ0RQIGhhbmRsaW5nIGlzIGludGVuZGVkIHRvIHdv cms/Cj4gPj4gCj4gPiBZZXMsIENEUCBoYXMgaXRzIHNwZWNpYWwgaGFuZGxpbmcgcHJvY2Vzc2Vz LiBUaGUgbWFpbiBkaWZmZXJlbmNlIGhhcyBiZWVuCj4gPiBkZXNjcmliZWQgYWJvdmUgdGhhdCBD RFAgaGFzIGhhbGYgbnVtYmVyIG9mIENPUyByZWdpc3RlcnMgYW5kIHVzZXMgdHdvIGVudHJpZXMu Cj4gPiBCZWNhdXNlIG9mIHRoZXNlLCBJIHNwbGl0IENEUCBvdXQgZnJvbSBMMyBDQVQgYW5kIGlt cGxlbWVudCBDRFAgaXRzIG93biBmZWF0dXJlCj4gPiBjYWxsYmFjayBmdW5jdGlvbnMgZnJvbSBw YXRjaCAxMyB0byBwYXRjaCAxNi4gWW91IGNhbiBjaGVjayB0aGVtIGZvciBkZXRhaWxzLgo+IAo+ IFdlbGwsIG15IHBvaW50IHdhcyB0byBhdCBsZWFzdCBza2V0Y2ggb3V0IHlvdXIgKGRhdGEgc3Ry dWN0dXJlCj4gcmVsYXRlZCkgaW50ZW50aW9ucyBpbiB0aGUgY29tbWVudCBoZXJlLCB0byBoZWxw IHJldmlld2VycyAoYW5kCj4gZnV0dXJlIHJlYWRlcnMpIHVuZGVyc3RhbmQgaG93IHRoZSBkYXRh IHN0cnVjdHVyZXMgZml0IHRoYXQKPiBzcGVjaWFsIGNhc2UuCj4gClRoYW5rcyEgV2lsbCBhZGQg bW9yZSBjb21tZW50cyBoZXJlIHRvIGV4cGxhaW4gQ0RQIHNwZWNpYWwgcG9pbnRzLgoKPiA+PiA+ ICtzdHJ1Y3QgZmVhdF9ub2RlOwo+ID4+ID4gKwo+ID4+ID4gKy8qCj4gPj4gPiArICogVGhpcyBz dHJ1Y3R1cmUgZGVmaW5lcyBmZWF0dXJlIG9wZXJhdGlvbiBjYWxsYmFjayBmdW5jdGlvbnMuIEV2 ZXJ5IGZlYXR1cmUKPiA+PiA+ICsgKiBlbmFibGVkIE1VU1QgaW1wbGVtZW50IHN1Y2ggY2FsbGJh Y2sgZnVuY3Rpb25zIGFuZCByZWdpc3RlciB0aGVtIHRvIG9wcy4KPiA+PiA+ICsgKgo+ID4+ID4g KyAqIEZlYXR1cmUgc3BlY2lmaWMgYmVoYXZpb3JzIHdpbGwgYmUgZW5jYXBzdWxhdGVkIGludG8g dGhlc2UgY2FsbGJhY2sKPiA+PiA+ICsgKiBmdW5jdGlvbnMuIFRoZW4sIHRoZSBtYWluIGZsb3dz IHdpbGwgbm90IGJlIGNoYW5nZWQgd2hlbiBpbnRyb2R1Y2luZyBhIG5ldwo+ID4+ID4gKyAqIGZl YXR1cmUuCj4gPj4gPiArICovCj4gPj4gPiArc3RydWN0IGZlYXRfb3BzIHsKPiA+PiA+ICsgICAg LyoKPiA+PiA+ICsgICAgICogaW5pdF9mZWF0dXJlIGlzIHVzZWQgaW4gY3B1IGluaXRpYWxpemF0 aW9uIHByb2Nlc3MgdG8gZG8gZmVhdHVyZQo+ID4+ID4gKyAgICAgKiBzcGVjaWZpYyBpbml0aWFs aXphdGlvbiB3b3Jrcy4KPiA+PiA+ICsgICAgICovCj4gPj4gPiArICAgIHZvaWQgKCppbml0X2Zl YXR1cmUpKHVuc2lnbmVkIGludCBlYXgsIHVuc2lnbmVkIGludCBlYngsCj4gPj4gPiArICAgICAg ICAgICAgICAgICAgICAgICAgIHVuc2lnbmVkIGludCBlY3gsIHVuc2lnbmVkIGludCBlZHgsCj4g Pj4gPiArICAgICAgICAgICAgICAgICAgICAgICAgIHN0cnVjdCBmZWF0X25vZGUgKmZlYXQsCj4g Pj4gPiArICAgICAgICAgICAgICAgICAgICAgICAgIHN0cnVjdCBwc3Jfc29ja2V0X2luZm8gKmlu Zm8pOwo+ID4+ID4gK307Cj4gPj4gCj4gPj4gV2hhdCBpcyB0aGUgcmVhc29uIHRvIGhhdmUgYSBz ZXBhcmF0ZSBzdHJ1Y3R1cmUgZm9yIHRoaXMsIHdoZW4geW91Cj4gPj4gZG9uJ3Qgc3RvcmUgYSBw b2ludGVyIGluIHN0cnVjdCBmZWF0X25vZGU/IElmIHRoaXMgd2FzIGlubGluZWQgdGhlcmUsCj4g Pj4gdGhlIG9kZCBmb3J3YXJkIGRlY2xhcmF0aW9uIG9mIHN0cnVjdCBmZWF0X25vZGUgd291bGRu J3QgYmUgbmVlZGVkCj4gPj4gZWl0aGVyLiAoVGhlIHNhbWUgcXVlc3Rpb24gbWF5IGFwcGx5IHRv IHN0cnVjdCBmZWF0X2h3X2luZm8uKSAKPiA+PiAKPiA+IEkganVzdCB3YW50IHRvIG1ha2UgY29k ZXMgYmUgY2xlYXIuIElmIHlvdSBwcmVmZXIgaW5saW5lIGRlY2xhcmF0aW9uLCBJIAo+ID4gdGhp bmsgSQo+ID4gc2hvdWxkIGNoYW5nZSBpdCBhcyBiZWxvdywgcmlnaHQ/Cj4gPiAKPiA+IHN0cnVj dCBmZWF0X25vZGUgewo+ID4gLi4uLi4uCj4gPiAgICAgc3RydWN0IGZlYXRfb3BzIHsKPiA+ICAg ICAgICAgLi4uLi4uCj4gPiAgICAgfSBvcHM7Cj4gPiAgICAgc3RydWN0IGZlYXRfaHdfaW5mbyB7 Cj4gPiAgICAgICAgIC4uLi4uLgo+ID4gICAgIH0gaW5mbzsKPiA+IC4uLi4uLgo+ID4gfTsKPiAK PiBXZWxsLCBub3QgZXhhY3RseTogVGhlIHN0cnVjdCA8dGFnPiB7IC4uLiB9IDxuYW1lPjsgd3Jh cHBlcnMKPiBhcmUgdW5uZWNlc3NhcnkgdGhlbiB0b28uIFdpdGggdGhlbSBrZXB0IHRoZXJlIGlu ZGVlZCB3b3VsZCBiZQo+IG5vIGJpZyBkaWZmZXJlbmNlIGJldHdlZW4gYm90aCB2YXJpYW50cy4K PiAKVG8gZmFjaWxpdGF0ZSB0aGUgY2FsbGJhY2sgZnVuY3Rpb25zIGFzc2lnbm1lbnQgZm9yIGEg ZmVhdHVyZSwgSSBkZWZpbmVkCmZlYXR1cmUgc3BlY2lmaWMgY2FsbGJhY2sgZnVuY3Rpb24gb3Bz IGxpa2UgYmVsb3cuCgpzdHJ1Y3QgZmVhdF9vcHMgbDNfY2F0X29wcyA9IHsKICAgIC5pbml0X2Zl YXR1cmUgPSBsM19jYXRfaW5pdF9mZWF0dXJlLAogICAgLmdldF9tYXhfY29zX21heCA9IGwzX2Nh dF9nZXRfbWF4X2Nvc19tYXgsCiAgICAuLi4uLi4KfTsKCkFuZCBkaXJlY3RseSBhc3NpZ24gaXQg dG8gZ2xvYmFsIGZlYXR1cmUgbm9kZSBpbiBpbml0aWFsaXphdGlvbiBwcm9jZXNzIGxpa2UKYmVs b3cuCgpzdGF0aWMgdm9pZCBjcHVfaW5pdF93b3JrKHZvaWQpCnsKLi4uLi4uCiAgICAgICAgICAg IGZlYXRfdG1wID0gZmVhdF9sM19jYXQ7CiAgICAgICAgICAgIGZlYXRfbDNfY2F0ID0gTlVMTDsK ICAgICAgICAgICAgZmVhdF90bXAtPm9wcyA9IGwzX2NhdF9vcHM7Ci4uLi4uLgp9CgpJIHRoaW5r IHRoaXMgY2FuIG1ha2UgY29kZXMgYmUgY2xlYXIuIEhvdyBkbyB5b3UgdGhpbms/IElzIHRoaXMg d2F5IGFjY2VwdGFibGU/ClRoYW5rcyEKCj4gSmFuCgpfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBs aXN0cy54ZW4ub3JnCmh0dHBzOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK