From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chao Gao Subject: Re: [PATCH v2] x86/vlapic: Don't reset APIC ID when handling INIT signal Date: Wed, 19 Apr 2017 15:41:41 +0800 Message-ID: <20170419074141.GA100130@skl-2s3.sh.intel.com> References: <1492584052-92224-1-git-send-email-chao.gao@intel.com> <58F78D8A0200007800151FE6@prv-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <58F78D8A0200007800151FE6@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: Andrew Cooper , xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org T24gV2VkLCBBcHIgMTksIDIwMTcgYXQgMDg6MTc6MTRBTSAtMDYwMCwgSmFuIEJldWxpY2ggd3Jv dGU6Cj4+Pj4gT24gMTkuMDQuMTcgYXQgMDg6NDAsIDxjaGFvLmdhb0BpbnRlbC5jb20+IHdyb3Rl Ogo+PiBAQCAtMTI1Nyw3ICsxMjU3LDEyIEBAIHZvaWQgdmxhcGljX3Jlc2V0KHN0cnVjdCB2bGFw aWMgKnZsYXBpYykKPj4gICAgICB9Cj4+ICAgICAgdmxhcGljX3NldF9yZWcodmxhcGljLCBBUElD X0lDUiwgICAgIDApOwo+PiAgICAgIHZsYXBpY19zZXRfcmVnKHZsYXBpYywgQVBJQ19JQ1IyLCAg ICAwKTsKPj4gLSAgICB2bGFwaWNfc2V0X3JlZyh2bGFwaWMsIEFQSUNfTERSLCAgICAgMCk7Cj4+ ICsgICAgLyoKPj4gKyAgICAgKiBMRFIgaXMgcmVhZC1vbmx5IGluIHgyQVBJQyBtb2RlLiBQcmVz ZXJ2ZSBpdHMgdmFsdWUgd2hlbiBoYW5kbGluZwo+PiArICAgICAqIElOSVQgc2lnbmFsIGluIHgy QVBJQyBtb2RlLgo+PiArICAgICAqLwo+PiArICAgIGlmICggIXZsYXBpY194MmFwaWNfbW9kZSh2 bGFwaWMpICkKPgo+SW4gb3JkZXIgZm9yIHRoaXMgdG8gd29yayB5b3UgbmVlZCB0byAuLi4KPgo+ PiArICAgICAgICB2bGFwaWNfc2V0X3JlZyh2bGFwaWMsIEFQSUNfTERSLCAwKTsKPj4gICAgICB2 bGFwaWNfc2V0X3JlZyh2bGFwaWMsIEFQSUNfVEFTS1BSSSwgMCk7Cj4+ICAgICAgdmxhcGljX3Nl dF9yZWcodmxhcGljLCBBUElDX1RNSUNULCAgIDApOwo+PiAgICAgIHZsYXBpY19zZXRfcmVnKHZs YXBpYywgQVBJQ19UTUNDVCwgICAwKTsKPj4gQEAgLTEyNzUsNiArMTI4MCwyMiBAQCB2b2lkIHZs YXBpY19yZXNldChzdHJ1Y3QgdmxhcGljICp2bGFwaWMpCj4+ICAgICAgZGVzdHJveV9wZXJpb2Rp Y190aW1lKCZ2bGFwaWMtPnB0KTsKPj4gIH0KPj4gIAo+PiArLyogUmVzZXQgdGhlIFZMQVBJQyBi YWNrIHRvIGl0cyBwb3dlci1vbi9yZXNldCBzdGF0ZS4gKi8KPj4gK3ZvaWQgdmxhcGljX3Jlc2V0 KHN0cnVjdCB2bGFwaWMgKnZsYXBpYykKPj4gK3sKPj4gKyAgICBjb25zdCBzdHJ1Y3QgdmNwdSAq diA9IHZsYXBpY192Y3B1KHZsYXBpYyk7Cj4+ICsKPj4gKyAgICBpZiAoICFoYXNfdmxhcGljKHYt PmRvbWFpbikgKQo+PiArICAgICAgICByZXR1cm47Cj4+ICsKPj4gKyAgICB2bGFwaWNfc2V0X3Jl Zyh2bGFwaWMsIEFQSUNfSUQsICh2LT52Y3B1X2lkICogMikgPDwgMjQpOwo+PiArICAgIHZsYXBp Y19zZXRfcmVnKHZsYXBpYywgQVBJQ19MRFIsIDApOwo+PiArICAgIHZsYXBpY19kb19pbml0KHZs YXBpYyk7Cj4+ICsKPj4gKyAgICB2bGFwaWMtPmh3LmFwaWNfYmFzZV9tc3IgJj0gfih1aW50NjRf dClNU1JfSUEzMl9BUElDQkFTRV9FWFREOwo+Cj4uLi4gZG8gdGhpcyBiZWZvcmUgY2FsbGluZyB2 bGFwaWNfZG9faW5pdCgpIGFmYWljdCAoYW5kIEkgc2VlIG5vIHN0cm9uZwo+cmVhc29uIHdoeSB5 b3Ugd291bGQgbmVlZCBhIGNhc3QgaGVyZSkpLiBMaWtlbHkgaXQgaXMgYSBnb29kIGlkZWEKPnRo ZW4gdG8gYWxzbyAuLi4KCkdvdCBpdCBhbmQgd2lsbCBmaXguIFRoZSBBUElDX0xEUiBpcyBhbHNv IGNsZWFyZWQgaW4gdmxhcGljX3Jlc2V0LgpEbyB5b3UgbWVhbiBpdCB3aWxsIGRvIGEgY2FzdCBh dXRvbWF0aWNhbGx5PyBJIGRvbid0IGtub3cgdGhhdCBiZWZvcmUuCkkgd2FzIGFmcmFpZCB0aGF0 IHRoZSBoaWdoZXIgcXdvcmQgb2Ygfk1TUl9JQTMyX0FQSUNCQVNFX0VYVEQgd2lsbCBpcyAKemVy by4KCj4KPj4gKyAgICB2bGFwaWMtPmh3LmFwaWNfYmFzZV9tc3IgfD0gTVNSX0lBMzJfQVBJQ0JB U0VfRU5BQkxFOwo+Cj4uLi4gZG8gdGhpcyB1cCBmcm9udC4KPgo+PiBAQCAtMTQ4OSw4ICsxNTEw LDcgQEAgaW50IHZsYXBpY19pbml0KHN0cnVjdCB2Y3B1ICp2KQo+PiAgCj4+ICAgICAgdmxhcGlj X3Jlc2V0KHZsYXBpYyk7Cj4+ICAKPj4gLSAgICB2bGFwaWMtPmh3LmFwaWNfYmFzZV9tc3IgPSAo TVNSX0lBMzJfQVBJQ0JBU0VfRU5BQkxFIHwKPj4gLSAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgQVBJQ19ERUZBVUxUX1BIWVNfQkFTRSk7Cj4+ICsgICAgdmxhcGljLT5ody5hcGljX2Jh c2VfbXNyIHw9IEFQSUNfREVGQVVMVF9QSFlTX0JBU0U7Cj4KPlBlcmhhcHMgYmV0dGVyIG1vdmUg dGhpcyBhaGVhZCBvZiB0aGUgY2FsbCB0byB2bGFwaWNfcmVzZXQoKSB0aGVuCj50b28uCj4KPlJl bWFpbnMgdGhlIHF1ZXN0aW9uIChub3QgYW5zd2VyZWQgYnkgdGhlIFNETSBhZmFpY3MpOiBXaGF0 Cj5oYXBwZW5zIHRvIHRoZSBiYXNlIGFkZHJlc3MgZHVyaW5nIHJlc2V0PwoKQWN0dWFsbHksIEkg ZG9uJ3Qga25vdyBhbmQgdGhhdCdzIGFsc28gd2h5IEkgZG9uJ3QgdG91Y2ggYXBpY19iYXNlX21z ciBpbiB0aGUKZmlyc3QgdmVyc29uLiBXaWxsIHRyeSB0byBnZXQgYSBjb25maXJtYXRpb24gZnJv bSBoYXJkd2FyZSBndXlzLgoKVGhhbmtzCkNoYW8KCl9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxp c3RzLnhlbi5vcmcKaHR0cHM6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=