From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cooper Subject: Re: [PATCH] x86: allow easier disabling of BTI mitigations Date: Thu, 1 Feb 2018 12:36:05 +0000 Message-ID: References: <5A72E36C02000078001A4393@prv-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from all-amaz-eas1.inumbo.com ([34.197.232.57]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ehE6A-00039Y-7B for xen-devel@lists.xenproject.org; Thu, 01 Feb 2018 12:36:14 +0000 In-Reply-To: <5A72E36C02000078001A4393@prv-mh.provo.novell.com> Content-Language: en-GB List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Jan Beulich , xen-devel List-Id: xen-devel@lists.xenproject.org T24gMDEvMDIvMTggMDg6NTIsIEphbiBCZXVsaWNoIHdyb3RlOgo+IEBAIC0yNjgsNiArMjcxLDgg QEAgZnVuY3Rpb25hbGl0eSBpcyBzdGlsbCBzZXQgdXAgc28gSUJSUyBjYQo+ICBPbiBoYXJkd2Fy ZSBzdXBwb3J0aW5nIElCUEIsIHRoZSBgaWJwYj1gIG9wdGlvbiBjYW4gYmUgdXNlZCB0byBwcmV2 ZW50IFhlbgo+ICBmcm9tIGlzc3VpbmcgQnJhbmNoIFByZWRpY3Rpb24gQmFycmllcnMgb24gdmNw dSBjb250ZXh0IHN3aXRjaGVzLgo+ICAKPiArVGhlIGByc2I9YCBvcHRpb24gY2FuIGJlIHVzZWQg dG8gdW5pZm9ybWx5IHN1cHByZXNzIFJTQiBvdmVyd3JpdGluZy4KPiArCj4gIFRoZSBgcnNiX3Zt ZXhpdD1gIGFuZCBgcnNiX25hdGl2ZT1gIG9wdGlvbnMgY2FuIGJlIHVzZWQgdG8gZmluZSB0dW5l IHdoZW4gdGhlCj4gIFJTQiBnZXRzIG92ZXJ3cml0dGVuLiAgVGhlcmUgYXJlIGluZGl2aWR1YWwg Y29udHJvbHMgZm9yIGFuIGVudHJ5IGZyb20gSFZNCj4gIGNvbnRleHQsIGFuZCBhbiBlbnRyeSBm cm9tIGEgbmF0aXZlIChQViBvciBYZW4pIGNvbnRleHQuCgpJdCB3b3VsZCBwcm9iYWJseSBiZcKg IGJldHRlciB0byBtZXJnZSB5b3VyIGNoYW5nZSBpbnRvIHRoaXMgcGFyYWdyYXBoLsKgCkhvdyBh Ym91dDoKClRoZSBgcnNiPWAsIGByc2Jfdm1leGl0PWAgYW5kIGByc2JfbmF0aXZlPWAgb3B0aW9u cyBjYW4gYmUgdXNlZCB0bwpjb250cm9sIHdoZW4gdGhlIFJTQiBnZXRzIG92ZXJ3cml0dGVuLsKg IFRoZSBmb3JtZXIgY29udHJvbCBhbGwgUlNCCm92ZXJ3cml0aW5nLCB3aGlsZSB0aGUgbGF0dGVy IHR3byBjYW4gYmUgdXNlZCB0byBmaW5lIHR1bmUgb3ZlcndyaXRpbmcKb24gZnJvbSBIVk0gY29u dGV4dCwgYW5kIGFuIGVudHJ5IGZyb20gYSBuYXRpdmUgKFBWIG9yIFhlbikgY29udGV4dC4KCj8K Ck90aGVyd2lzZSwgUmV2aWV3ZWQtYnk6IEFuZHJldyBDb29wZXIgPGFuZHJldy5jb29wZXIzQGNp dHJpeC5jb20+CgpJIHJlYWxseSBuZWVkIHRvIGZpbmQgc29tZSB0aW1lIHRvIGltcGxlbWVudCBi dGk9aHZtLW9ubHkKCn5BbmRyZXcKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnBy b2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94 ZW4tZGV2ZWw=