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Tue, 14 May 2019 16:47:16 +0300 (EEST) From: Razvan Cojocaru To: Jan Beulich References: <20181116170412.xrwuun3cqxll22l3@mac> <20181122100554.pyqqa5iw6g27erkv@mac> <7efdfb5e-044b-f2a3-6562-d3468997096a@bitdefender.com> <20181122105821.6ihjcq5dy2lqjj6j@mac> <98f57a8a-288d-45ec-ef01-889fce63eeff@bitdefender.com> <20181122144924.ffy6xxwqugoj24nj@mac> <20181122153756.au3ntxgfqjjhd6sb@mac> <20181122170801.pzdoif2g73aamnmu@mac> <838191050200006B34861ACF@prv1-mh.provo.novell.com> <5BF7C36F02000078001FF3E1@prv1-mh.provo.novell.com> <5CD97A01020000780022E283@prv1-mh.provo.novell.com> Message-ID: <345e5e15-6a0a-c1f7-d22f-fe9eb06ed476@bitdefender.com> Date: Tue, 14 May 2019 16:47:13 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US-large Subject: Re: [Xen-devel] [PATCH v1] x86/hvm: Generic instruction re-execution mechanism for execute faults 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: aisaila@bitdefender.com, Andrew Cooper , Andrei LUTAS , xen-devel Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="UTF-8"; format="flowed" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" Message-ID: <20190514134713.XDH66uV79tiQrSBaulOksLeDSmzJpkdxixCvws-sECY@z> T24gNS8xMy8xOSA1OjE1IFBNLCBSYXp2YW4gQ29qb2NhcnUgd3JvdGU6Cj4gT24gNS8xMy8xOSA1 OjA2IFBNLCBKYW4gQmV1bGljaCB3cm90ZToKPj4+Pj4gT24gMTMuMDUuMTkgYXQgMTU6NTgsIDxy Y29qb2NhcnVAYml0ZGVmZW5kZXIuY29tPiB3cm90ZToKPj4+IE9uIDExLzI3LzE4IDEyOjQ5IFBN LCBSYXp2YW4gQ29qb2NhcnUgd3JvdGU6Cj4+Pj4+IFdpdGggYSBzdWZmaWNpZW50bHkgY29tcGxl dGUgaW5zbiBlbXVsYXRvciwgc2luZ2xlLXN0ZXBwaW5nIHNob3VsZAo+Pj4+PiBub3QgYmUgbmVl ZGVkIGF0IGFsbCBpbW8uIEdyYW50ZWQgd2UncmUgbm90IHF1aXRlIHRoZXJlIHlldCB3aXRoCj4+ Pj4+IHRoZSBlbXVsYXRvciwgYnV0IHdlJ3ZlIG1hZGUgcXVpdGUgYSBiaXQgb2YgcHJvZ3Jlc3Mu IEFzIGJlZm9yZSwKPj4+Pj4gaWYgdGhlcmUgYXJlIHBhcnRpY3VsYXIgaW5zdHJ1Y3Rpb25zIHlv dSBrbm93IG9mIHRoYXQgdGhlIGVtdWxhdG9yCj4+Pj4+IGRvZXNuJ3QgaGFuZGxlIHlldCwgcGxl YXNlIGtlZXAgcG9pbnRpbmcgdGhlc2Ugb3V0LiBMYXN0IEkga25vdwo+Pj4+PiB3ZXJlIHNvbWUg QVZYIG1vdmUgaW5zdHJ1Y3Rpb25zLCB3aGljaCBoYXZlIGxvbmcgYmVlbgo+Pj4+PiBpbXBsZW1l bnRlZC4KPj4+PiBUcnVlLCBJIGhhdmVuJ3Qgc2VlbiBlbXVsYXRvciBpc3N1ZXMgaW4gdGhhdCBy ZXNwZWN0IHdpdGggc3RhZ2luZyAtIHRoZQo+Pj4+IGVtdWxhdG9yIGFwcGVhcnMgbGF0ZWx5IHRv IGJlIHN1ZmZpY2llbnRseSBjb21wbGV0ZS4gVGhhbmsgeW91IHZlcnkgCj4+Pj4gbXVjaAo+Pj4+ IGZvciB5b3VyIGhlbHAgYW5kIHN1cHBvcnQgLSB3ZSdsbCBkZWZpbml0ZWx5IHBvaW50IG91dCB1 bnN1cHBvcnRlZAo+Pj4+IGluc3RydWN0aW9ucyBpZiB3ZSBzcG90IHNvbWUgYWdhaW4uCj4+Pgo+ Pj4gV2UndmUgY29tZSBhY2Nyb3NzIGEgbmV3IGluc3RydWN0aW9uIHRoYXQgdGhlIGVtdWxhdG9y IGNhbid0IGhhbmRsZSBpbgo+Pj4gWGVuIDQuMTMtdW5zdGFibGUgdG9kYXk6Cj4+Pgo+Pj4gdnBt YWRkd2QgeG1tNCx4bW00LFhNTVdPUkQgUFRSIGRzOjB4NTEzZmJiMjAKPj4+Cj4+PiBQZXJoYXBz IHRoZXJlIGFyZSBwbGFucyBmb3IgdGhpcyB0byBnbyBpbnRvIHRoZSBlbXVsYXRvciBhcyB3ZWxs Pwo+Pgo+PiBZb3UncmUga2lkZGluZz8gVGhpcyBpcyBhbHJlYWR5IGluIDQuMTIuMCwgYW5kIGlm IGl0IHdlcmVuJ3QgSSdtIHN1cmUKPj4geW91J3JlIGF3YXJlIHRoZXJlIGFyZSBhYm91dCA0MCBt b3JlIEFWWDUxMiBwYXRjaGVzIHBlbmRpbmcKPj4gcmV2aWV3Lgo+IAo+IFJpZ2h0LCBJIGRpZCBp bmRlZWQgZm9yZ2V0IGFib3V0IHRoZSBwZW5kaW5nIHJldmlldyBwYXJ0LCBmb3Igc29tZSAKPiBy ZWFzb24gSSB3YXMgc3VyZSB0aGV5IG1hZGUgaXQgaW4uIEkndmUgZG91YmxlLWNoZWNrZWQgYW5k IHdlIHJlYWxseSBhcmUgCj4gdXNpbmcgNC4xMy11bnN0YWJsZSAtIGJ1dCB3ZSd2ZSBhbHNvIG1h ZGUgY2hhbmdlcyB0byB0aGUgZW11bGF0b3IsIAo+IHdvcmtpbmcgb24gdGhlIHNlbmQtdm0tZXZl bnRzLWZyb20tdGhlLWVtdWxhdG9yIHBhdGNoLCBzbyB3ZSdsbCByZXZlcnQgCj4gdG8gYSBwcmlz dGluZSBzdGFnaW5nIGFuZCByZXRyeSwgdGhlcmUncyBhIGNoYW5jZSB0aGlzIGhhcHBlbnMgYmVj YXVzZSAKPiBvZiBvdXIgY2hhbmdlcy4KPiAKPiBXZSdsbCBmaW5kIG91dCB3aGF0J3MgZ29pbmcg b24gZXhhY3RseS4KCkkgcHJvbWlzZWQgSSdkIHJldHVybiB3aXRoIG1vcmUgZGV0YWlscy4gQWZ0 ZXIgc29tZSBkZWJ1Z2dpbmcsIGl0IApjZXJ0YWlubHkgbG9va3MgbGlrZSB0aGUgZW11bGF0b3Ig cmV0dXJucyBVTklNUExFTUVOVEVEICg1KToKCk1lbSBldmVudCBlbXVsYXRpb24gZmFpbGVkICg1 KTogZDV2MCAzMmJpdCBAIDAwMWI6NmQ5NmVmZmYgLT4gYzUgZjkgZjUgCjA1IGMwIGJlIGFkIDZk IGM1IGUxIGZlIDFkIGEwIDIwIGFmIDZkCgpMb29raW5nIGF0IHRoZSBzb3VyY2UgY29kZSwgdGhl IGVtdWxhdG9yIGRvZXMgYXBwZWFyIHRvIHN1cHBvcnQgCnZwbWFkZHdkLCBob3dldmVyIG9ubHkg Zm9yIEVWRVg6CgpodHRwOi8veGVuYml0cy54ZW4ub3JnL2dpdHdlYi8/cD14ZW4uZ2l0O2E9Ymxv YjtmPXhlbi9hcmNoL3g4Ni94ODZfZW11bGF0ZS94ODZfZW11bGF0ZS5jO2g9MDMyOTk1ZWE1ODZh YTdkZDkwYTE5NTNiNmRlZDY1NjQzNjY1MjA0OTtoYj1yZWZzL2hlYWRzL3N0YWdpbmcjbDY2OTYK CndoZXJlYXMgb3VyIGZhaWwgY2FzZSB1c2VzIFZFWC4KClRoaXMgbWF5IGJlIGluIHRoZSB3b3Jr cyBpbiB0aGUgYWZvcmVtZW50aW9uZWQgc2VyaWVzLCBidXQgaXMgCmxlZ2l0aW1hdGVseSB1bnN1 cHBvcnRlZCBpbiA0LjEzIHN0YWdpbmcuCgoKVGhhbmtzLApSYXp2YW4KCl9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QK WGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5v cmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=