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=-12.8 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_INVALID,DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT 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 6652AC433E7 for ; Wed, 2 Sep 2020 22:59:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4094720767 for ; Wed, 2 Sep 2020 22:59:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=google.com header.i=@google.com header.b="oRJCPHR4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727081AbgIBW7o (ORCPT ); Wed, 2 Sep 2020 18:59:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34550 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726984AbgIBW7a (ORCPT ); Wed, 2 Sep 2020 18:59:30 -0400 Received: from mail-yb1-xb49.google.com (mail-yb1-xb49.google.com [IPv6:2607:f8b0:4864:20::b49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 140C1C061245 for ; Wed, 2 Sep 2020 15:59:30 -0700 (PDT) Received: by mail-yb1-xb49.google.com with SMTP id o16so855848ybe.8 for ; Wed, 02 Sep 2020 15:59:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=sender:date:in-reply-to:message-id:mime-version:references:subject :from:to:cc; bh=PPIXCdBjPq849SuXr2dSY3KoCU2uhT3WxtZeuCs0Kz8=; b=oRJCPHR4hnsQL36+qRypzxIAaHy4MNX3lEMfWZaEgOeAFUTWj9lXSumVjB22KHIHdK wP+o1c7foQaClx9qq/+ZwtIsGOSE9tia5XhQXb3NXQnifpWGsGqDJi7WngARSS9prm0T lJea5n2TrpqflGlJvcPES7p42EcVubu7uMmpSa9IGQb/lbMKblhVmFjySa8GiqOZwn0o ZCokdSuNCgrhoG36JVIw9XqTpXgg80AYxlhh+cbTpFbluRV1P6QoLSc4zfhQHGs57z3M yDThxVzejAkE+GM0RRxADyyAVPFjpaYLFp6CFlF8/mLJszABIiutsn8pHkwvp1ZYeDhW LVbg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=PPIXCdBjPq849SuXr2dSY3KoCU2uhT3WxtZeuCs0Kz8=; b=PgWA8FnAc4u4Xjh0cTcrqOfJg15RZ9B1zMsIfNUAJfO9AV3TrxRp6kYCMYcNjZghw6 /mfNxJFkDPHOqFKIKPZew+hYj/wvmIHiVQubW8F6u793FI94779fs8snLEIbC8xlDxxv vbiLNYyyMEOdXS+XdZQ7YJFBQoAEp1gMNyWai9yA2W28ZnEsJveUAcGGMByI1UnMGGEt rvq8SbAFr7x7kabis8ReDEtBfSkBxd9aYnP1jyqmNYre8GK7eqRQUODIveCvbl3i3G29 Hif3NpGM8rkpO61Qb2Z2YeZX/YFTd+5p2I7a2valSqcM88t0tE30y18WR6LwP8fZRP1W wnbw== X-Gm-Message-State: AOAM530X1qF3TyYfRmFyDNagv22rpHfWo5qpk9fEETT10biPO9I0a/5r MJMPHT9oQk157dDfiVs2NFJcVvaZB+cNGebRK7s= X-Google-Smtp-Source: ABdhPJyAu8IjWSqA9FS4h8zzh6r99B/xh5QEh6Q59mFsVeNienQyjDkXJCELGBC3IjEYlgADLjirc51CrBcO3ByTTtk= X-Received: from ndesaulniers1.mtv.corp.google.com ([2620:15c:211:202:f693:9fff:fef4:4d25]) (user=ndesaulniers job=sendgmr) by 2002:a25:80d1:: with SMTP id c17mr4398880ybm.377.1599087568559; Wed, 02 Sep 2020 15:59:28 -0700 (PDT) Date: Wed, 2 Sep 2020 15:59:08 -0700 In-Reply-To: <20200902225911.209899-1-ndesaulniers@google.com> Message-Id: <20200902225911.209899-5-ndesaulniers@google.com> Mime-Version: 1.0 References: <20200902225911.209899-1-ndesaulniers@google.com> X-Mailer: git-send-email 2.28.0.402.g5ffc5be6b7-goog Subject: [PATCH v3 4/7] Revert "arm64: vdso: Fix compilation with clang older than 8" From: Nick Desaulniers To: Andrew Morton Cc: Kees Cook , Miguel Ojeda , Nathan Chancellor , Sedat Dilek , Marco Elver , Andrey Konovalov , Masahiro Yamada , clang-built-linux@googlegroups.com, Daniel Borkmann , Alexei Starovoitov , Will Deacon , Vincenzo Frascino , linux-kernel@vger.kernel.org, Nick Desaulniers 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 This reverts commit 3acf4be235280f14d838581a750532219d67facc. The minimum supported version of clang is clang 10.0.1. Suggested-by: Nathan Chancellor Signed-off-by: Nick Desaulniers Reviewed-by: Kees Cook Reviewed-by: Nathan Chancellor --- arch/arm64/kernel/vdso/Makefile | 7 ------- 1 file changed, 7 deletions(-) diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile index 45d5cfe46429..04021a93171c 100644 --- a/arch/arm64/kernel/vdso/Makefile +++ b/arch/arm64/kernel/vdso/Makefile @@ -43,13 +43,6 @@ ifneq ($(c-gettimeofday-y),) CFLAGS_vgettimeofday.o += -include $(c-gettimeofday-y) endif -# Clang versions less than 8 do not support -mcmodel=tiny -ifeq ($(CONFIG_CC_IS_CLANG), y) - ifeq ($(shell test $(CONFIG_CLANG_VERSION) -lt 80000; echo $$?),0) - CFLAGS_REMOVE_vgettimeofday.o += -mcmodel=tiny - endif -endif - # Disable gcov profiling for VDSO code GCOV_PROFILE := n -- 2.28.0.402.g5ffc5be6b7-goog