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, URIBL_BLOCKED,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 8A0A8C433E7 for ; Wed, 2 Sep 2020 22:59:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6537020767 for ; Wed, 2 Sep 2020 22:59:57 +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="RrcyI2Cw" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727776AbgIBW7u (ORCPT ); Wed, 2 Sep 2020 18:59:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34568 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727025AbgIBW7b (ORCPT ); Wed, 2 Sep 2020 18:59:31 -0400 Received: from mail-qk1-x749.google.com (mail-qk1-x749.google.com [IPv6:2607:f8b0:4864:20::749]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1EC47C061246 for ; Wed, 2 Sep 2020 15:59:31 -0700 (PDT) Received: by mail-qk1-x749.google.com with SMTP id y187so448793qka.10 for ; Wed, 02 Sep 2020 15:59:31 -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=a4tZCER4et/ZOnqo0bwgxKeJi/AmG4wV7j4nx2O9a/E=; b=RrcyI2CwZNT3X5GAqgqiZXGZju0PRzTwK589pkyiuhlKah9yC2vJ5Mano/bO0o4auN PeIgXcYBujGIb8QGchbbL1pCA6G4WEAlGIXxGG2CpBsRCLrQAzkLLb2d/WT5h2qISN7v 66+m9otTSCsomB4KhTK6YKANnqE9UBsjXAz30MfpbcJUCKbrg5FHp6CnfE1+MrO1V1Cq jqxtzmas5oViJOOGN6d7elPXGnngddP9oB9w0ZbTsDDYm7fC2/zvFP4CuzfeBP81dHCr nde9xukTPLJwj3GR0bPHz8KJlAVtu0ZJOLrKcapKaMGujhrfo/FFqeDJt89INz/wqpZT xM9g== 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=a4tZCER4et/ZOnqo0bwgxKeJi/AmG4wV7j4nx2O9a/E=; b=C95psgc8timPsHKUGRanu4ywqj4d1NgfRPj7ezYMUr7NVX+o656V6KFSd8gXn6o4R7 9K1ci/xnSFJToD8CfGfAHY/07yCkl4faEpEv2+3r93lRz4Jtl3tW7SjN2/FP+1QSSXkE kjYN5rQSzKOkI9zW3XlKczFw5F3tdnu/FHlY5iEAMC31CLNZO2/ckvuZv9wEybf6j2wb 9YCPOUHUoh8QSQiOXrvjn0GZDzqyG/he2NUQAp0i0IpC8xGzp5Se7P/BspqtYHMlg7br muuR8Pbxlc4RL8tyKsIlIsgqkud1r5HON/gzhANo4hm1J33o95NUj/ZStWa9Al43tPgL PpLw== X-Gm-Message-State: AOAM531IZdeJ1Oris+oXaYyQVALHgrb25sqbXGHE9R9SWHJlRBOhJ8lN W3bU/8ZtDxCDPNFexQ+i1GcFclS7nl76oXLuWH0= X-Google-Smtp-Source: ABdhPJyar+QZinYrvh1B+O87J7oQ62bttnlZOOJQnWAc5e5nV0SswX1z41FlI6BIJmKrWUBGsu56LeCyRBu1kiU6mT0= X-Received: from ndesaulniers1.mtv.corp.google.com ([2620:15c:211:202:f693:9fff:fef4:4d25]) (user=ndesaulniers job=sendgmr) by 2002:a0c:c207:: with SMTP id l7mr105339qvh.239.1599087570306; Wed, 02 Sep 2020 15:59:30 -0700 (PDT) Date: Wed, 2 Sep 2020 15:59:09 -0700 In-Reply-To: <20200902225911.209899-1-ndesaulniers@google.com> Message-Id: <20200902225911.209899-6-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 5/7] Partially revert "ARM: 8905/1: Emit __gnu_mcount_nc when using Clang 10.0.0 or newer" 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 partially reverts commit b0fe66cf095016e0b238374c10ae366e1f087d11. The minimum supported version of clang is now clang 10.0.1. We still want to pass -meabi=gnu. Suggested-by: Nathan Chancellor Signed-off-by: Nick Desaulniers Reviewed-by: Kees Cook Reviewed-by: Nathan Chancellor --- arch/arm/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 82c197a248dd..09a7669eea1d 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -83,7 +83,7 @@ config ARM select HAVE_FAST_GUP if ARM_LPAE select HAVE_FTRACE_MCOUNT_RECORD if !XIP_KERNEL select HAVE_FUNCTION_GRAPH_TRACER if !THUMB2_KERNEL && !CC_IS_CLANG - select HAVE_FUNCTION_TRACER if !XIP_KERNEL && (CC_IS_GCC || CLANG_VERSION >= 100000) + select HAVE_FUNCTION_TRACER if !XIP_KERNEL select HAVE_GCC_PLUGINS select HAVE_HW_BREAKPOINT if PERF_EVENTS && (CPU_V6 || CPU_V6K || CPU_V7) select HAVE_IDE if PCI || ISA || PCMCIA -- 2.28.0.402.g5ffc5be6b7-goog