From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752519AbeESTxH (ORCPT ); Sat, 19 May 2018 15:53:07 -0400 Received: from mout.web.de ([212.227.17.12]:54043 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752322AbeESTxE (ORCPT ); Sat, 19 May 2018 15:53:04 -0400 To: linux-kernel@vger.kernel.org From: =?UTF-8?Q?Christian_Kr=c3=bcger?= Subject: =?UTF-8?B?U3VnZ2VzdGlvbjog4oCec3BlY3RyZV92Mj1vZmbigJwgYW5kIOKAnm5v?= =?UTF-8?Q?pti=e2=80=9c_per_default_in_=22Intel_Atom_N270=22_case=3f?= Message-ID: <72a7122d-0020-f307-a76d-bb80a2c19842@web.de> Date: Sat, 19 May 2018 21:53:02 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: de-LU Content-Transfer-Encoding: 8bit X-Provags-ID: V03:K1:7aQAZiJVtGSPgThanDtQqnBOHnFmFLuFa7KdwuZ4kEgIGMtt5PW Qn6IpL8I/VVe7HAfMJBJDxKoEgMgJ6zCO3SdAgZaXhT5hNnE8nah3GQ7dEuLxvjUaRzmLkr hn3rFicpI1RR+7WjlLKTyl2p4ZxO6LLGNnnecY3GKGNIbDRsYlvQfDGiWfy3YLJVWOsLyXo 3UptIpN+pL+JNUotQdGnw== X-UI-Out-Filterresults: notjunk:1;V01:K0:Qkch85R7dxs=:7QfvKgH73Xgj3KY74+TIyh OuqHzvN4m1bHy9siqth/6LhV8f9X1XTaymqGTyxCDmazVV+fK1vxOfFGbNdEJgM6DrKUKYKVG ro7Hu5HawqpQ5UMz0nc6VRV5kkolyDC4TQpCEvAQAZ/JvaXw/e8Nt0jHFZ2Ep5oTferKTs0eQ kO1+AhQ+HxOcJ+X9r/PGTxnXlOV8uHaEUZX5YF9oN9+ZlK5neesuWglLCtb9oTBKijI90sgr0 TPVqnYaNUzS/XM72jfe8QImBiPp5fpPLbfbxILjnTRFNsHT9gXuGVNvf8YBW62xwZontlWrAg nLVQBy9blb+/TYIZFrKtyAAiIj62TQaP0YjsSCsub5Q1PczWAxeuQqN1NhoDyS4d6+VDbKGMD pNc25ys9Co+K7BHKHVG0GXg5UuCCnujes3mfuMoUukRn3322Vbpbf+pKkNpUJQlDC743DRbI/ cF945S4Cb6YU90IRtDue2JF3rIDyekUBohIyrCEKZIZPlUandDbOrwzWmfQxyjNdf/IcVB1q0 8OvZSqsGd0EvUfNA//PhfEFVR/VxmyO9pKheyTv11a81eE9d8FY0r2RFCg3FR8sXbqHA7kiSK ddNdV/JFYDmdqIoRzj/tOzgCLPdM0ZjyzDAuwp357evyVT01NqPn+u34t1f/PRW9UOTOB2cLH 3b3ghYh6eRQTm/nbWUhie2lSWvvDbta0nhnI4t9AyEVRWrCQOFx880ogp4rInH6kqOWCti0Cr rC/tq22WS7IcKOVONIRIxFiq494u1af5mVJldndvNsn+naqrGmUrwPcBUK6f66d6jLo1isNKz oDaedc2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Since the old "in-order-execution" Intel CPUs like the Intel Atom N270 (known for being installed in many Netbooks and Nettops) are not sensitive for "Meltdown" & "Spectre" , wouldn't it be a good idea to exclude these anyway "weak" CPUs from the costly patches by default? Browsing the web, I can "feel the difference" if the matching kernel options are applied on such a device. BR C.Krüger