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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 1iDqi7-0001Cj-FZ; Fri, 27 Sep 2019 13:55:03 +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 1iDqi6-0001CC-AX for xen-devel@lists.xenproject.org; Fri, 27 Sep 2019 13:55:02 +0000 X-Inumbo-ID: 657d08e2-e12e-11e9-9679-12813bfff9fa Received: from mx1.suse.de (unknown [195.135.220.15]) by localhost (Halon) with ESMTPS id 657d08e2-e12e-11e9-9679-12813bfff9fa; Fri, 27 Sep 2019 13:55:00 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 3BF62ABE3; Fri, 27 Sep 2019 13:54:59 +0000 (UTC) To: Chao Gao References: <1569506015-26938-1-git-send-email-chao.gao@intel.com> <1569506015-26938-7-git-send-email-chao.gao@intel.com> <20190927135330.GA5570@gao-cwp> From: Jan Beulich Message-ID: <1cc3a02b-c73a-d2bd-e96a-3bfa28ddc925@suse.com> Date: Fri, 27 Sep 2019 15:55:00 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <20190927135330.GA5570@gao-cwp> Content-Language: en-US Subject: Re: [Xen-devel] [PATCH v11 6/7] microcode: rendezvous CPUs in NMI handler and load ucode 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: Sergey Dyasli , Stefano Stabellini , Ashok Raj , Wei Liu , Konrad Rzeszutek Wilk , George Dunlap , Andrew Cooper , Ian Jackson , Tim Deegan , Julien Grall , xen-devel@lists.xenproject.org, =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gMjcuMDkuMjAxOSAxNTo1MywgQ2hhbyBHYW8gd3JvdGU6Cj4gT24gRnJpLCBTZXAgMjcsIDIw MTkgYXQgMTI6MTk6MjJQTSArMDIwMCwgSmFuIEJldWxpY2ggd3JvdGU6Cj4+IE9uIDI2LjA5LjIw MTkgMTU6NTMsIENoYW8gR2FvIHdyb3RlOgo+Pj4gQEAgLTQyMCwxNCArNDk4LDIzIEBAIHN0YXRp YyBpbnQgY29udHJvbF90aHJlYWRfZm4oY29uc3Qgc3RydWN0IG1pY3JvY29kZV9wYXRjaCAqcGF0 Y2gpCj4+PiAgICAgICAgICByZXR1cm4gcmV0Owo+Pj4gICAgICB9Cj4+PiAgCj4+PiAtICAgIC8q IExldCBwcmltYXJ5IHRocmVhZHMgbG9hZCB0aGUgZ2l2ZW4gdWNvZGUgdXBkYXRlICovCj4+PiAt ICAgIHNldF9zdGF0ZShMT0FESU5HX0VOVEVSKTsKPj4+IC0KPj4+ICsgICAgLyogQ29udHJvbCB0 aHJlYWQgbG9hZHMgdWNvZGUgZmlyc3Qgd2hpbGUgb3RoZXJzIGFyZSBpbiBOTUkgaGFuZGxlci4g Ki8KPj4+ICAgICAgcmV0ID0gbWljcm9jb2RlX29wcy0+YXBwbHlfbWljcm9jb2RlKHBhdGNoKTsK Pj4+ICAgICAgaWYgKCAhcmV0ICkKPj4+ICAgICAgICAgIGF0b21pY19pbmMoJmNwdV91cGRhdGVk KTsKPj4+ICAgICAgYXRvbWljX2luYygmY3B1X291dCk7Cj4+PiAgCj4+PiArICAgIGlmICggcmV0 ID09IC1FSU8gKQo+Pj4gKyAgICB7Cj4+PiArICAgICAgICBwcmludGsoWEVOTE9HX0VSUgo+Pj4g KyAgICAgICAgICAgICAgICJMYXRlIGxvYWRpbmcgYWJvcnRlZDogQ1BVJXUgZmFpbGVkIHRvIHVw ZGF0ZSB1Y29kZVxuIiwgY3B1KTsKPj4+ICsgICAgICAgIHNldF9zdGF0ZShMT0FESU5HX0VYSVQp Owo+Pj4gKyAgICAgICAgcmV0dXJuIHJldDsKPj4+ICsgICAgfQo+Pj4gKwo+Pj4gKyAgICAvKiBM ZXQgcHJpbWFyeSB0aHJlYWRzIGxvYWQgdGhlIGdpdmVuIHVjb2RlIHVwZGF0ZSAqLwo+Pj4gKyAg ICBzZXRfc3RhdGUoTE9BRElOR19FTlRFUik7Cj4+Cj4+IFdoaWxlIHRoZSBkZXNjcmlwdGlvbiBn b2VzIHRvIHNvbWUgbGVuZ3RocyB0byBleHBsYWluIHRoaXMgb3JkZXJpbmcgb2YKPj4gdXBkYXRl cywgSSBzdGlsbCBkb24ndCByZWFsbHkgc2VlIHRoZSBwb2ludDogSG93IGlzIGl0IGJldHRlciBm b3IgdGhlCj4+IGNvbnRyb2wgQ1BVIHRvIGhhdmUgdXBkYXRlZCBpdHMgdWNvZGUgZWFybHkgYW5k IHRoZW4gaGl0IGFuIE5NSSBiZWZvcmUKPj4gdGhlIG90aGVyIENQVXMgaGF2ZSBldmVuIHN0YXJ0 ZWQgdXBkYXRpbmcsIHRoYW4gdGhlIG90aGVyIHdheSBhcm91bmQKPj4gaW4gdGhlIG9wcG9zaXRl IGNhc2U/Cj4gCj4gV2Ugd2FudCB0byBiZSBjb25zZXJ2YXRpdmUgaGVyZS4gSWYgYW4gdWNvZGUg aXMgdG8gdXBkYXRlIHNvbWV0aGluZwo+IHNoYXJlZCBieSBhIHdob2xlIHNvY2tldCwgZm9yIHRo ZSBsYXR0ZXIgY2FzZSwgY29udHJvbCB0aHJlYWQgbWF5Cj4gYmUgYWNjZXNzaW5nIHRoaW5ncyB0 aGF0IGFyZSBiZWluZyB1cGRhdGluZyBieSB0aGUgdWNvZGUgbG9hZGluZyBvbgo+IG90aGVyIGNv cmVzLiBJdCBpcyBub3Qgc2FmZSwganVzdCBsaWtlIHNpYmxpbmcgdGhyZWFkIGlzbid0IGV4cGVj dGVkCj4gdG8gYWNjZXNzIGZlYXR1cmVzIGV4cG9zZWQgYnkgdGhlIG9sZCB1Y29kZSB3aGVuIHBy aW1hcnkgdGhyZWFkIGlzCj4gbG9hZGluZyB1Y29kZS4KCkFoIHllcywgY29uc2lkZXJpbmcgYSBz b2NrZXQtd2lkZSBlZmZlY3QgZGlkbid0IG9jY3VyIHRvIG1lIChhbHRob3VnaAppdCBzaG91bGQg aGF2ZSkuIFNvIGlmIHlvdSBtZW50aW9uIHRoaXMgYXNwZWN0IGluIHRoZSBkZXNjcmlwdGlvbiwg SQp0aGluayBJJ20gZ29pbmcgdG8gYmUgZmluZSB3aXRoIHRoZSBjaGFuZ2UgaW4gdGhpcyByZWdh cmQuIFlldCAoYXMgc28Kb2Z0ZW4pIHRoaXMgcmFpc2VzIGFub3RoZXIgcXVlc3Rpb246IFdoYXQg YWJvdXQgInNlY29uZGFyeSIgc29ja2V0cz8KU2hvdWxkbid0IHdlIGVudGVydGFpbiBhIHNpbWls YXIgdHdvLXN0ZXAgYXBwcm9hY2ggdGhlcmUgdGhlbj8KCkphbgoKX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4t ZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9t YWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA==