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=-17.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT, USER_IN_DEF_DKIM_WL 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 4B9BDCA9EAF for ; Thu, 24 Oct 2019 22:52:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1656021A4C for ; Thu, 24 Oct 2019 22:52:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="KnquzFop" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732827AbfJXWwu (ORCPT ); Thu, 24 Oct 2019 18:52:50 -0400 Received: from mail-pf1-f202.google.com ([209.85.210.202]:49174 "EHLO mail-pf1-f202.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732652AbfJXWwh (ORCPT ); Thu, 24 Oct 2019 18:52:37 -0400 Received: by mail-pf1-f202.google.com with SMTP id r187so322986pfc.16 for ; Thu, 24 Oct 2019 15:52:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=1o2AK/x7KnetiIYq4sD6lyk+Z1PFoM7PTIwarlqCwx8=; b=KnquzFopxhgUh+yJfoei8gVVx1UFevR3Wi9RJ0Dct5s/wjoLo0UIULHJ52iyDlFB6P 94/Io21URIBdRGDxFS0tbpT8pf9wFw8CXp+hb35OeyzhyhJZzuNbeeXwAhpUtwNbkNqL edchxQirUe1MwQD/Bh4qSgXOeqnChy0v7mDVdemPsERGoJorUBOTSCiz1vXHX3iTQXqK L/AQoYVVPSbkYTN+kSNfz4S5Cfd9VFTM/5mH+ilYFDv/qrO8wemOh+JMQ//CnpweWdoe mgXlVK8nsRV8k399Qz5bXX+5b7BlTlHNqA1J8uDhWD+EG7ALlgdLoLxjV63C4rvVMaoN Kpyw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=1o2AK/x7KnetiIYq4sD6lyk+Z1PFoM7PTIwarlqCwx8=; b=gI0RnjbPKCHThLwOTK3kvdSyraGBK/fJ2MQvil9fUsf9TazTwOXxwqDh+GkNhxi8Uz 0qiwV4jWWrW/UHuhbO9oYNZRYl24VMo7TQcT8LqYtvyaWkvr29AbuVqSoNvh0J5q1YCX od6wqfDaBKEKO17O8SlmRttCaTtiaocREv9Ho9y6MeHcyiEYIKZuT1/FbK1YFxppi0uA 7YBxBTb33sBNy3FeqW7fWV0T9pKzqPSpnFrMmFhIkX0PWHnckpatxvk/0cvKnRwyBi2a LkPlw2qP2HtlIRz/M+GkqSs3wBU2peDcyqHKTesES77qruf9GqeF/agGnBusCl64ZSwq 7C7w== X-Gm-Message-State: APjAAAXY5+YTnhR9evu0CaMG5lXEtaaJ4/2rJXCrFw7rdfvx1YSm4DzH qES2yaRDS6GtaSd4qVVRSLIq+YVsEkdeD8tciGY= X-Google-Smtp-Source: APXvYqxqUYVuoLyhOB6Va7uYpgm1rgX3n1dq9Gi5p5wkBMwq0WVn5KMyKDwxuEEfjT/w/yrqMmcBrDqFtfNYzjT3hHU= X-Received: by 2002:a63:3c19:: with SMTP id j25mr558800pga.12.1571957554655; Thu, 24 Oct 2019 15:52:34 -0700 (PDT) Date: Thu, 24 Oct 2019 15:51:31 -0700 In-Reply-To: <20191024225132.13410-1-samitolvanen@google.com> Message-Id: <20191024225132.13410-17-samitolvanen@google.com> Mime-Version: 1.0 References: <20191018161033.261971-1-samitolvanen@google.com> <20191024225132.13410-1-samitolvanen@google.com> X-Mailer: git-send-email 2.24.0.rc0.303.g954a862665-goog Subject: [PATCH v2 16/17] arm64: disable SCS for hypervisor code From: samitolvanen@google.com To: Will Deacon , Catalin Marinas , Steven Rostedt , Masami Hiramatsu , Ard Biesheuvel Cc: Dave Martin , Kees Cook , Laura Abbott , Mark Rutland , Nick Desaulniers , Jann Horn , Miguel Ojeda , Masahiro Yamada , clang-built-linux@googlegroups.com, kernel-hardening@lists.openwall.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Sami Tolvanen Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Sami Tolvanen --- arch/arm64/kvm/hyp/Makefile | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/kvm/hyp/Makefile b/arch/arm64/kvm/hyp/Makefile index ea710f674cb6..8289ea086e5e 100644 --- a/arch/arm64/kvm/hyp/Makefile +++ b/arch/arm64/kvm/hyp/Makefile @@ -28,3 +28,6 @@ GCOV_PROFILE := n KASAN_SANITIZE := n UBSAN_SANITIZE := n KCOV_INSTRUMENT := n + +ORIG_CFLAGS := $(KBUILD_CFLAGS) +KBUILD_CFLAGS = $(subst $(CC_FLAGS_SCS),,$(ORIG_CFLAGS)) -- 2.24.0.rc0.303.g954a862665-goog