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d="scan'208";a="11336736" To: Andrew Cooper , Sergey Dyasli , References: <20200110103723.29538-1-sergey.dyasli@citrix.com> From: George Dunlap Openpgp: preference=signencrypt Autocrypt: addr=george.dunlap@citrix.com; prefer-encrypt=mutual; keydata= mQINBFPqG+MBEACwPYTQpHepyshcufo0dVmqxDo917iWPslB8lauFxVf4WZtGvQSsKStHJSj 92Qkxp4CH2DwudI8qpVbnWCXsZxodDWac9c3PordLwz5/XL41LevEoM3NWRm5TNgJ3ckPA+J K5OfSK04QtmwSHFP3G/SXDJpGs+oDJgASta2AOl9vPV+t3xG6xyfa2NMGn9wmEvvVMD44Z7R W3RhZPn/NEZ5gaJhIUMgTChGwwWDOX0YPY19vcy5fT4bTIxvoZsLOkLSGoZb/jHIzkAAznug Q7PPeZJ1kXpbW9EHHaUHiCD9C87dMyty0N3TmWfp0VvBCaw32yFtM9jUgB7UVneoZUMUKeHA fgIXhJ7I7JFmw3J0PjGLxCLHf2Q5JOD8jeEXpdxugqF7B/fWYYmyIgwKutiGZeoPhl9c/7RE Bf6f9Qv4AtQoJwtLw6+5pDXsTD5q/GwhPjt7ohF7aQZTMMHhZuS52/izKhDzIufl6uiqUBge 0lqG+/ViLKwCkxHDREuSUTtfjRc9/AoAt2V2HOfgKORSCjFC1eI0+8UMxlfdq2z1AAchinU0 eSkRpX2An3CPEjgGFmu2Je4a/R/Kd6nGU8AFaE8ta0oq5BSFDRYdcKchw4TSxetkG6iUtqOO ZFS7VAdF00eqFJNQpi6IUQryhnrOByw+zSobqlOPUO7XC5fjnwARAQABtCRHZW9yZ2UgVy4g RHVubGFwIDxkdW5sYXBnQHVtaWNoLmVkdT6JAlcEEwEKAEECGwMFCwkIBwMFFQoJCAsFFgID AQACHgECF4ACGQEWIQTXqBy2bTNXPzpOYFimNjwxBZC0bQUCXEowWQUJDCJ7dgAKCRCmNjwx BZC0beKvEACJ75YlJXd7TnNHgFyiCJkm/qPeoQ3sFGSDZuZh7SKcdt9+3V2bFEb0Mii1hQaz 3hRqZb8sYPHJrGP0ljK09k3wf8k3OuNxziLQBJyzvn7WNlE4wBEcy/Ejo9TVBdA4ph5D0YaZ nqdsPmxe/xlTFuSkgu4ep1v9dfVP1TQR0e+JIBa/Ss+cKC5intKm+8JxpOploAHuzaPu0L/X FapzsIXqgT9eIQeBEgO2hge6h9Jov3WeED/vh8kA7f8c6zQ/gs5E7VGALwsiLrhr0LZFcKcw kI3oCCrB/C/wyPZv789Ra8EXbeRSJmTjcnBwHRPjnjwQmetRDD1t+VyrkC6uujT5jmgOBzaj KCqZ8PcMAssOzdzQtKmjUQ2b3ICPs2X13xZ5M5/OVs1W3TG5gkvMh4YoHi4ilFnOk+v3/j7q 65FG6N0JLb94Ndi80HkIOQQ1XVGTyu6bUPaBg3rWK91Csp1682kD/dNVF3FKHrRLmSVtmEQR 5rK0+VGc/FmR6vd4haKGWIRuPxzg+pBR77avIZpU7C7+UXGuZ5CbHwIdY8LojJg2TuUdqaVj yxmEZLOA8rVHipCGrslRNthVbJrGN/pqtKjCClFZHIAYJQ9EGLHXLG9Pj76opfjHij3MpR3o pCGAh6KsCrfrsvjnpDwqSbngGyEVH030irSk4SwIqZ7FwLkBDQRUWmc6AQgAzpc8Ng5Opbrh iZrn69Xr3js28p+b4a+0BOvC48NfrNovZw4eFeKIzmI/t6EkJkSqBIxobWRpBkwGweENsqnd 0qigmsDw4N7J9Xx0h9ARDqiWxX4jr7u9xauI+CRJ1rBNO3VV30QdACwQ4LqhR/WA+IjdhyMH wj3EJGE61NdP/h0zfaLYAbvEg47/TPThFsm4m8Rd6bX7RkrrOgBbL/AOnYOMEivyfZZKX1vv iEemAvLfdk2lZt7Vm6X/fbKbV8tPUuZELzNedJvTTBS3/l1FVz9OUcLDeWhGEdlxqXH0sYWh E9+PXTAfz5JxKH+LMetwEM8DbuOoDIpmIGZKrZ+2fQARAQABiQNbBBgBCgAmAhsCFiEE16gc tm0zVz86TmBYpjY8MQWQtG0FAlxKMJ4FCQnQ/OQBKcBdIAQZAQoABgUCVFpnOgAKCRCyFcen x4Qb7cXrCAC0qQeEWmLa9oEAPa+5U6wvG1t/mi22gZN6uzQXH1faIOoDehr7PPESE6tuR/vI CTTnaSrd4UDPNeqOqVF07YexWD1LDcQG6PnRqC5DIX1RGE3BaSaMl2pFJP8y+chews11yP8G DBbxaIsTcHZI1iVIC9XLhoeegWi84vYc8F4ziADVfowbmbvcVw11gE8tmALCwTeBeZVteXjh 0OELHwrc1/4j4yvENjIXRO+QLIgk43kB57Upr4tP2MEcs0odgPM+Q+oETOJ00xzLgkTnLPim C1FIW2bOZdTj+Uq6ezRS2LKsNmW+PRRvNyA5ojEbA/faxmAjMZtLdSSSeFK8y4SoCRCmNjwx BZC0bevWEACRu+GyQgrdGmorUptniIeO1jQlpTiP5WpVnk9Oe8SiLoXUhXXNj6EtzyLGpYmf kEAbki+S6WAKnzZd3shL58AuMyDxtFNNjNeKJOcl6FL7JPBIIgIp3wR401Ep+/s5pl3Nw8Ii 157f0T7o8CPb54w6S1WsMkU78WzTxIs/1lLblSMcvyz1Jq64g4OqiWI85JfkzPLlloVf1rzy ebIBLrrmjhCE2tL1RONpE/KRVb+Q+PIs5+YcZ+Q1e0vXWA7NhTWFbWx3+N6WW6gaGpbFbopo FkYRpj+2TA5cX5zW148/xU5/ATEb5vdUkFLUFVy5YNUSyeBHuaf6fGmBrDc47rQjAOt1rmyD 56MUBHpLUbvA6NkPezb7T6bQpupyzGRkMUmSwHiLyQNJQhVe+9NiJJvtEE3jol0JVJoQ9WVn FAzPNCgHQyvbsIF3gYkCYKI0w8EhEoH5FHYLoKS6Jg880IY5rXzoAEfPvLXegy6mhYl+mNVN QUBD4h9XtOvcdzR559lZuC0Ksy7Xqw3BMolmKsRO3gWKhXSna3zKl4UuheyZtubVWoNWP/bn vbyiYnLwuiKDfNAinEWERC8nPKlv3PkZw5d3t46F1Dx0TMf16NmP+azsRpnMZyzpY8BL2eur feSGAOB9qjZNyzbo5nEKHldKWCKE7Ye0EPEjECS1gjKDwbkBDQRUWrq9AQgA7aJ0i1pQSmUR 6ZXZD2YEDxia2ByR0uZoTS7N0NYv1OjU8v6p017u0Fco5+Qoju/fZ97ScHhp5xGVAk5kxZBF DT4ovJd0nIeSr3bbWwfNzGx1waztfdzXt6n3MBKr7AhioB1m+vuk31redUdnhbtvN7O40MC+ fgSk5/+jRGxY3IOVPooQKzUO7M51GoOg4wl9ia3H2EzOoGhN2vpTbT8qCcL92ZZZwkBRldoA Wn7c1hEKSTuT3f1VpSmhjnX0J4uvKZ1V2R7rooKJYFBcySC0wa8aTmAtAvLgfcpe+legOtgq DKzLuN45xzEjyjCiI521t8zxNMPJY9FiCPNv0sCkDwARAQABiQI8BBgBCgAmAhsMFiEE16gc tm0zVz86TmBYpjY8MQWQtG0FAlxKNJYFCQnQrVkACgkQpjY8MQWQtG2Xxg//RrRP+PFYuNXt 9C5hec/JoY24TkGPPd2tMC9usWZVImIk7VlHlAeqHeE0lWU0LRGIvOBITbS9izw6fOVQBvCA Fni56S12fKLusWgWhgu03toT9ZGxZ9W22yfw5uThSHQ4y09wRWAIYvhJsKnPGGC2KDxFvtz5 4pYYNe8Icy4bwsxcgbaSFaRh+mYtts6wE9VzyJvyfTqbe8VrvE+3InG5rrlNn51AO6M4Wv20 iFEgYanJXfhicl0WCQrHyTLfdB5p1w+072CL8uryHQVfD0FcDe+J/wl3bmYze+aD1SlPzFoI MaSIXKejC6oh6DAT4rvU8kMAbX90T834Mvbc3jplaWorNJEwjAH/r+v877AI9Vsmptis+rni JwUissjRbcdlkKBisoUZRPmxQeUifxUpqgulZcYwbEC/a49+WvbaYUriaDLHzg9xisijHwD2 yWV8igBeg+cmwnk0mPz8tIVvwi4lICAgXob7HZiaqKnwaDXs4LiS4vdG5s/ElnE3rIc87yru 24n3ypeDZ6f5LkdqL1UNp5/0Aqbr3EiN7/ina4YVyscy9754l944kyHnnMRLVykg0v+kakj0 h0RJ5LbfLAMM8M52KIA3y14g0Fb7kHLcOUMVcgfQ3PrN6chtC+5l6ouDIlSLR3toxH8Aam7E rIFfe2Dk+lD9A9BVd2rfoHA= Message-ID: <5e6956a4-9b32-6fae-6fa5-cf72a627a3da@citrix.com> Date: Fri, 10 Jan 2020 15:28:27 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US Subject: Re: [Xen-devel] [PATCH v2] xsm: hide detailed Xen version from unprivileged guests 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: Lars Kurth , Stefano Stabellini , Julien Grall , Wei Liu , Konrad Rzeszutek Wilk , George Dunlap , Ian Jackson , Jan Beulich , Daniel De Graaf Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gMS8xMC8yMCAxMTowMiBBTSwgQW5kcmV3IENvb3BlciB3cm90ZToKPiBPbiAxMC8wMS8yMDIw IDEwOjM3LCBTZXJnZXkgRHlhc2xpIHdyb3RlOgo+PiBIaWRlIHRoZSBmb2xsb3dpbmcgaW5mb3Jt YXRpb24gdGhhdCBjYW4gaGVscCBpZGVudGlmeSB0aGUgcnVubmluZyBYZW4KPj4gYmluYXJ5IHZl cnNpb246IFhFTlZFUl9leHRyYXZlcnNpb24sIFhFTlZFUl9jb21waWxlX2luZm8sIFhFTlZFUl9j aGFuZ2VzZXQuCj4+IEFkZCBleHBsaWNpdCBjYXNlcyBmb3IgWEVOVkVSX2NvbW1hbmRsaW5lIGFu ZCBYRU5WRVJfYnVpbGRfaWQgYXMgd2VsbC4KPj4KPj4gSW50cm9kdWNlIHhzbV9maWx0ZXJfZGVu aWVkKCkgdG8gaHZtbG9hZGVyIHRvIHJlbW92ZSAiPGRlbmllZD4iIHN0cmluZwo+PiBmcm9tIGd1 ZXN0J3MgRE1JIHRhYmxlcyB0aGF0IG90aGVyd2lzZSB3b3VsZCBiZSBzaG93biBpbiB0b29scyBs aWtlCj4+IGRtaWRlY29kZS4KPj4KPj4gU2lnbmVkLW9mZi1ieTogU2VyZ2V5IER5YXNsaSA8c2Vy Z2V5LmR5YXNsaUBjaXRyaXguY29tPgo+PiAtLS0KPj4gdjEgLS0+IHYyOgo+PiAtIEFkZGVkIHhz bV9maWx0ZXJfZGVuaWVkKCkgdG8gaHZtbG9hZGVyIGluc3RlYWQgb2YgbW9kaWZ5aW5nIHhlbl9k ZW55KCkKPj4gLSBNYWRlIGJlaGF2aW91ciB0aGUgc2FtZSBmb3IgYm90aCBSZWxlYXNlIGFuZCBE ZWJ1ZyBidWlsZHMKPj4gLSBYRU5WRVJfY2FwYWJpbGl0aWVzIGlzIG5vIGxvbmdlciBoaWRlZAo+ Pgo+PiBDQzogQW5kcmV3IENvb3BlciA8YW5kcmV3LmNvb3BlcjNAY2l0cml4LmNvbT4KPj4gQ0M6 IEdlb3JnZSBEdW5sYXAgPEdlb3JnZS5EdW5sYXBAZXUuY2l0cml4LmNvbT4KPj4gQ0M6IElhbiBK YWNrc29uIDxpYW4uamFja3NvbkBldS5jaXRyaXguY29tPgo+PiBDQzogSmFuIEJldWxpY2ggPGpi ZXVsaWNoQHN1c2UuY29tPgo+PiBDQzogSnVsaWVuIEdyYWxsIDxqdWxpZW5AeGVuLm9yZz4KPj4g Q0M6IEtvbnJhZCBSemVzenV0ZWsgV2lsayA8a29ucmFkLndpbGtAb3JhY2xlLmNvbT4KPj4gQ0M6 IFN0ZWZhbm8gU3RhYmVsbGluaSA8c3N0YWJlbGxpbmlAa2VybmVsLm9yZz4KPj4gQ0M6IFdlaSBM aXUgPHdsQHhlbi5vcmc+Cj4+IENDOiBEYW5pZWwgRGUgR3JhYWYgPGRnZGVncmFAdHljaG8ubnNh Lmdvdj4KPiAKPiBJIHJlYWxpc2UgdGhlcmUgYXJlIGFyZ3VtZW50cyBvdmVyIGhvdyB0byBmaXgg dGhpcywgYnV0IHdlICh0aGUgWGVuCj4gY29tbXVuaXR5KSBoYXZlIGFscmVhZHkgZipja2VkIHVw IG9uY2UgaGVyZSwgYW5kIHRoaXMgaXMgZG9pbmcgc28gYQo+IHNlY29uZCB0aW1lLgo+IAo+IE5h Y2suCj4gCj4gRml4aW5nIGl0IGFueXdoZXJlIG90aGVyIHRoYW4gWGVuIGlzIHNpbXBseSBub3Qg YXBwcm9wcmlhdGUuCj4gCj4gVGhlIHJlYXNvbiBmb3IgdGhpcyAod2hpY2ggb3VnaHQgdG8gYmUg b2J2aW91cywgYnV0IEkgZ3Vlc3Mgb25seSB0bwo+IHRob3NlIHdobyBhY3R1YWxseSBkbyBjdXN0 b21lciBzdXBwb3J0KSBpcyBiYXNpYyBodW1hbiBwaHlzaW9sb2d5LsKgCj4gImRlbmllZCIgbWVh bnMgc29tZXRoaW5nIGhhcyBnb25lIHdyb25nLsKgIEl0IHNjYXJlcyBwZW9wbGUsIGFuZCBjYXVz ZXMKPiB0aGVtIHRvIHNlZWsgaGVscCB0byBjaGFuZ2UgZml4IHdoYXRldmVyIGlzIGJyb2tlbi4K ClRoaXMgc2VlbXMgbGlrZSBhIHJlYXNvbmFibGUgYXJndW1lbnQgdGhhdCAiPGRlbmllZD4iIGNh dXNlcyBpc3N1ZXMuCkJ1dCB0aGF0IGRvZXNuJ3QgY2hhbmdlIHRoZSBmYWN0IHRoYXQgIiIgYWxz byBjYXVzZXMgaXNzdWVzLgoKV2hhdCBhYm91dCBjaGFuZ2luZyB0aGUgc3RyaW5nIHRvICI8YnVp bGQtaWQgaGlkZGVuPiIgb3Igc29tZXRoaW5nIGxpa2UKdGhhdD8gIFRoYXQgbWFrZXMgaXQgbW9y ZSBjbGVhciB3aGF0IHdvdWxkIGhhdmUgYmVlbiBpbiB0aGF0IHBsYWNlLCBhbmQKImhpZGRlbiIg aXMgYSBsb3QgbGVzcyBzY2FyeSB0aGFuICJkZW5pZWQiLgoKIC1HZW9yZ2UKCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxp c3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVj dC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=