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d="scan'208";a="386481839" Received: from gao-cwp.sh.intel.com (HELO gao-cwp) ([10.239.159.26]) by fmsmga005.fm.intel.com with ESMTP; 17 Sep 2019 01:57:25 -0700 Date: Tue, 17 Sep 2019 17:01:28 +0800 From: Chao Gao To: Jan Beulich Message-ID: <20190917090128.GB10190@gao-cwp> References: <1568272949-1086-1-git-send-email-chao.gao@intel.com> <1568272949-1086-16-git-send-email-chao.gao@intel.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Subject: Re: [Xen-devel] [PATCH v10 15/16] microcode: disable late loading if CPUs are affected by BDF90 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 , Ashok Raj , Wei Liu , Andrew Cooper , xen-devel@lists.xenproject.org, Roger Pau =?iso-8859-1?Q?Monn=E9?= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gRnJpLCBTZXAgMTMsIDIwMTkgYXQgMTE6MjI6NTlBTSArMDIwMCwgSmFuIEJldWxpY2ggd3Jv dGU6Cj5PbiAxMi4wOS4yMDE5IDA5OjIyLCBDaGFvIEdhbyB3cm90ZToKPj4gQEAgLTI4Myw2ICsy ODQsMjcgQEAgc3RhdGljIGVudW0gbWljcm9jb2RlX21hdGNoX3Jlc3VsdCBjb21wYXJlX3BhdGNo KAo+PiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgIDogT0xEX1VDT0RFOwo+PiAgfQo+PiAgCj4+ICtzdGF0aWMgYm9vbCBpc19ibGFj a2xpc3RlZCh2b2lkKQo+PiArewo+PiArICAgIHN0cnVjdCBjcHVpbmZvX3g4NiAqYyA9ICZjdXJy ZW50X2NwdV9kYXRhOwo+PiArICAgIHVpbnQ2NF90IGxsY19zaXplID0gYy0+eDg2X2NhY2hlX3Np emUgKiAxMDI0VUxMOwo+PiArICAgIHN0cnVjdCBjcHVfc2lnbmF0dXJlICpzaWcgPSAmdGhpc19j cHUoY3B1X3NpZyk7Cj4+ICsKPj4gKyAgICBkb19kaXYobGxjX3NpemUsIGMtPng4Nl9tYXhfY29y ZXMpOwo+PiArCj4+ICsgICAgLyoKPj4gKyAgICAgKiBMYXRlIGxvYWRpbmcgb24gbW9kZWwgNzkg d2l0aCBtaWNyb2NvZGUgcmV2aXNpb24gbGVzcyB0aGFuIDB4MGIwMDAwMjEKPj4gKyAgICAgKiBh bmQgTExDIHNpemUgcGVyIGNvcmUgYmlnZ2VyIHRoYW4gMi41TUIgbWF5IHJlc3VsdCBpbiBhIHN5 c3RlbSBoYW5nLgo+PiArICAgICAqIFRoaXMgYmVoYXZpb3IgaXMgZG9jdW1lbnRlZCBpbiBpdGVt IEJERjkwLCAjMzM0MTY1IChJbnRlbCBYZW9uCj4+ICsgICAgICogUHJvY2Vzc29yIEU3LTg4MDAv NDgwMCB2NCBQcm9kdWN0IEZhbWlseSkuCj4+ICsgICAgICovCj4+ICsgICAgaWYgKCBjLT54ODYg PT0gNiAmJiBjLT54ODZfbW9kZWwgPT0gMHg0RiAmJiBjLT54ODZfbWFzayA9PSAweDEgJiYKPj4g KyAgICAgICAgIGxsY19zaXplID4gMjYyMTQ0MCAmJiBzaWctPnJldiA8IDB4MGIwMDAwMjEgKQo+ PiArICAgICAgICByZXR1cm4gdHJ1ZTsKPj4gKwo+PiArICAgIHJldHVybiBmYWxzZTsKPj4gK30K Pgo+SXNuJ3QgdGhpcyBtaXNiZWhhdmlvciB3b3JrZWQgYXJvdW5kIGJ5IHRoZSB3YmludmQoKSB5 b3UgYWRkIGluIHRoZSBuZXh0Cj5wYXRjaD8KCkhpIEphbiBhbmQgQW5kcmV3LAoKUGVyaGFwcyBJ IG1pc3VuZGVyc3Rvb2Qgd2hhdCBJIHdhcyB0b2xkLiBJIGFtIGNvbmZpcm1pbmcgd2l0aCBBc2hv awp3aGV0aGVyIHRoaXMgcGF0Y2ggaXMgbmVjZXNzYXJ5LgoKPgo+PiAtLS0gYS94ZW4vaW5jbHVk ZS9hc20teDg2L21pY3JvY29kZS5oCj4+ICsrKyBiL3hlbi9pbmNsdWRlL2FzbS14ODYvbWljcm9j b2RlLmgKPj4gQEAgLTMwLDYgKzMwLDcgQEAgc3RydWN0IG1pY3JvY29kZV9vcHMgewo+PiAgICAg IGJvb2wgKCptYXRjaF9jcHUpKGNvbnN0IHN0cnVjdCBtaWNyb2NvZGVfcGF0Y2ggKnBhdGNoKTsK Pj4gICAgICBlbnVtIG1pY3JvY29kZV9tYXRjaF9yZXN1bHQgKCpjb21wYXJlX3BhdGNoKSgKPj4g ICAgICAgICAgY29uc3Qgc3RydWN0IG1pY3JvY29kZV9wYXRjaCAqbmV3LCBjb25zdCBzdHJ1Y3Qg bWljcm9jb2RlX3BhdGNoICpvbGQpOwo+PiArICAgIGJvb2wgKCppc19ibGFja2xpc3RlZCkodm9p ZCk7Cj4KPldoeSBhIGhvb2sgcmF0aGVyIHRoYW4gYSBib29sZWFuIGZsYWcsIHdoaWNoIGNvdWxk IGJlIHNldCBieQo+bWljcm9jb2RlX3VwZGF0ZV9vbmUoKSAoYXMgaW52b2tlZCBkdXJpbmcgQVAg YnJpbmd1cCk/CgpIb3cgYWJvdXQgc2V0IHRoZSBib29sZWFuIGZsYWcgaW4gSW50ZWxfZXJyYXRh X3dvcmthcm91bmRzPwoKT25lIGxpbWl0YXRpb24gb2Ygc2V0dGluZyB0aGUgZmxhZyBpbiBtaWNy b2NvZGVfdXBkYXRlX29uZSgpIGlzOgpCU1AgYWxzbyBjYWxscyBtaWNyb2NvZGVfdXBkYXRlX29u ZSgpLiBCdXQgY2FsY3VsYXRpbmcgTExDIHNpemUgcGVyCmNvcmUgb24gQlNQIHdvdWxkIG1lZXQg dGhlIHNhbWUgaXNzdWUgYXMgdGhlIGZvbGxvd2luZyBwYXRjaAooaS5lLiBwYXRjaCAxNi8xNik6 IEJTUCdzIGN1cnJlbnRfY3B1X2RhdGEgaXNuJ3QgaW5pdGlhbGl6ZWQKcHJvcGVybHkuIFdlIG1p Z2h0IG5lZWQgdG8gcmV2ZXJ0IGNvbW1pdCBmOTc4MzhiYmQ5ODBhMDEgaW4Kc29tZSB3YXkgYW5k IHJlZW51bWVyYXRlIGZlYXR1cmVzIGFmdGVyIHVjb2RlIGxvYWRpbmcgaXMgZG9uZS4KClRoYW5r cwpDaGFvCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpY ZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZwpodHRw czovL2xpc3RzLnhlbnByb2plY3Qub3JnL21haWxtYW4vbGlzdGluZm8veGVuLWRldmVs