From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1C019C169C4 for ; Fri, 8 Feb 2019 20:06:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EAD5A2080A for ; Fri, 8 Feb 2019 20:06:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727366AbfBHUF7 (ORCPT ); Fri, 8 Feb 2019 15:05:59 -0500 Received: from mout.kundenserver.de ([212.227.126.130]:46567 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726211AbfBHUF6 (ORCPT ); Fri, 8 Feb 2019 15:05:58 -0500 Received: from oxbaltgw36.schlund.de ([172.19.246.44]) by mrelayeu.kundenserver.de (mreue010 [213.165.67.97]) with ESMTPSA (Nemesis) id 1MuDLZ-1h61tY0nbJ-00uWTw; Fri, 08 Feb 2019 21:05:41 +0100 Date: Fri, 8 Feb 2019 21:05:39 +0100 (CET) From: Stefan Wahren To: Jeremy Linton , linux-arm-kernel@lists.infradead.org Cc: mlangsdo@redhat.com, suzuki.poulose@arm.com, marc.zyngier@arm.com, catalin.marinas@arm.com, julien.thierry@arm.com, will.deacon@arm.com, linux-kernel@vger.kernel.org, steven.price@arm.com, ykaukab@suse.de, dave.martin@arm.com, shankerd@codeaurora.org Message-ID: <602509505.322713.1549656339538@email.ionos.de> In-Reply-To: <20190125180711.1970973-1-jeremy.linton@arm.com> References: <20190125180711.1970973-1-jeremy.linton@arm.com> Subject: Re: [PATCH v4 00/12] arm64: add system vulnerability sysfs entries MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Priority: 3 Importance: Medium X-Mailer: Open-Xchange Mailer v7.8.4-Rev47 X-Originating-Client: open-xchange-appsuite X-Provags-ID: V03:K1:thf0NL6CXayKqbKERWrDR2zdByODSqCMKk2NfZbZi2NZkf1845Y lfWjGuHrCN3oWH6WPwrKLjNTjb9f19RmEXkn8/fTxtvHRiSKwiOkLWgFPQQirFb7gaXhPQ6 WIE+0a2h/YI8w4DlUQbjtyMeMLmznQUbXMSIqNoB+AgvK6TD1DKPPCr2tTQVhQAOE04IbEH W7dzDE26BJ7j9DV2P0ZZA== X-UI-Out-Filterresults: notjunk:1;V03:K0:CFmHaRNOlqs=:28Af/jZr3MlOsrOzsWBI6G PQrSPjY9+TwwqaVIFJKAp6CeqYvFz6XThqhbuwcYFZ61zUFstSvAZBO7Q9po8PV7vJCmlm8Xd pTjcyXptGodgaPkQw0XVqq8tD3KXqT379EamJeUyJk8dPqyIu1kS5X+lelLFHRqARr/MFDFWQ FXeeYfZmPZiO4IVNmY7rgn2L9Wiuj6pow7p/dMaQ/Vcbd1Yi0Lln8r9q+Gi4bN8GnbcWx7Txb L+gXCVwj3XZl2zJV8cjkT3+RkuKwFz8bLu6m8dMw53PjN9jfA+kyF1KO3HzYXq0jB84UAohRV ALKQ9/i/zvo+NdQ0e22obj7eaLjsGpf8BOkoHRDgabtm9NsXp+SywkcF8x+CMNGbMMGu96foc 4fC7nZHU7aer5i8E1NwBXBss/RFwSUYurB0N5eYB8vOfe0KIY/47ftYOYqT5JVIAsOu4vq80F m7EjDvC6Bn2j5+K6upzgN3ffbGsjD+OrySRXt1o0upygttUL8Ob+n3580uvZPdqFZZkcAK5h+ 48BayHcaidEa9NtqEIMGBqNTB9dW1hTofoIkeSqg288oUXcnm7BYcK/voPDpSwnHZUd9Bv5XS AbouDG6S82HyE7RgQylQqjzK/TNEypV0Ora/EEXV6DkzvJo68V0jfCsWNe27PrCibHyTx+UN8 bd0G1pxZyM0NNf3tK52kjTHauOUhFuaCYBPZ2sBI9OGC2DNywJnuOh10q2RD7esCnwQUYt9iQ DvCnbSND7o6d0/oP6D9457XPznD7finV/pMhgKHCU0h1Ad4EDKBF/lMOrcA= Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Jeremy Linton hat am 25. Januar 2019 um 19:06 geschrieben: > > > Arm64 machines should be displaying a human readable > vulnerability status to speculative execution attacks in > /sys/devices/system/cpu/vulnerabilities > > This series enables that behavior by providing the expected > functions. Those functions expose the cpu errata and feature > states, as well as whether firmware is responding appropriately > to display the overall machine status. This means that in a > heterogeneous machine we will only claim the machine is mitigated > or safe if we are confident all booted cores are safe or > mitigated. > The whole series is: Tested-by: Stefan Wahren with a Raspberry Pi 3 B+