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=-6.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 EEB64C433E7 for ; Tue, 13 Oct 2020 23:47:51 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 8327A21D81 for ; Tue, 13 Oct 2020 23:47:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="crIdvObs" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8327A21D81 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 181626B0071; Tue, 13 Oct 2020 19:47:51 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 10C496B0072; Tue, 13 Oct 2020 19:47:51 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 046326B0073; Tue, 13 Oct 2020 19:47:50 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0042.hostedemail.com [216.40.44.42]) by kanga.kvack.org (Postfix) with ESMTP id CC66B6B0071 for ; Tue, 13 Oct 2020 19:47:50 -0400 (EDT) Received: from smtpin09.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 78CB51EE6 for ; Tue, 13 Oct 2020 23:47:50 +0000 (UTC) X-FDA: 77368542300.09.dock02_03115bb27207 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin09.hostedemail.com (Postfix) with ESMTP id 599A6180AD806 for ; Tue, 13 Oct 2020 23:47:50 +0000 (UTC) X-HE-Tag: dock02_03115bb27207 X-Filterd-Recvd-Size: 3449 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf42.hostedemail.com (Postfix) with ESMTP for ; Tue, 13 Oct 2020 23:47:49 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7E68821582; Tue, 13 Oct 2020 23:47:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1602632869; bh=2d7HtB7g6xhe9mRM5qdmxq7vJKR8f68y5AKkQBytphM=; h=Date:From:To:Subject:In-Reply-To:From; b=crIdvObs6GIx8IdyO8sI+RudXLJPTGOTDA/aLgS9lQYhN6THsMU/FlOExNzf8xlrp bM4vEVriV2kGD27I76jvaoxImXKb/5gcc+K7Lw7iOKzuLEZ+DHaHdlVPa13cPypMP4 07i6VEZfwVybaD2fUdTmOyavMWlAQJhtXyy1H08s= Date: Tue, 13 Oct 2020 16:47:48 -0700 From: Andrew Morton To: akpm@linux-foundation.org, andreyknvl@google.com, ast@kernel.org, daniel@iogearbox.net, elver@google.com, keescook@chromium.org, linux-mm@kvack.org, masahiroy@kernel.org, maskray@google.com, miguel.ojeda.sandonis@gmail.com, mm-commits@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, sedat.dilek@gmail.com, torvalds@linux-foundation.org, vincenzo.frascino@arm.com, will@kernel.org Subject: [patch 005/181] Partially revert "ARM: 8905/1: Emit __gnu_mcount_nc when using Clang 10.0.0 or newer" Message-ID: <20201013234748.iGSIRP2N6%akpm@linux-foundation.org> In-Reply-To: <20201013164658.3bfd96cc224d8923e66a9f4e@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Nick Desaulniers Subject: Partially revert "ARM: 8905/1: Emit __gnu_mcount_nc when using Clang 10.0.0 or newer" This partially reverts commit b0fe66cf095016e0b238374c10ae366e1f087d11. The minimum supported version of clang is now clang 10.0.1. We still want to pass -meabi=gnu. Link: https://lkml.kernel.org/r/20200902225911.209899-6-ndesaulniers@google.com Signed-off-by: Nick Desaulniers Suggested-by: Nathan Chancellor Reviewed-by: Kees Cook Reviewed-by: Nathan Chancellor Cc: Andrey Konovalov Cc: Fangrui Song Cc: Marco Elver Cc: Miguel Ojeda Cc: Sedat Dilek Cc: Alexei Starovoitov Cc: Daniel Borkmann Cc: Masahiro Yamada Cc: Vincenzo Frascino Cc: Will Deacon Signed-off-by: Andrew Morton --- arch/arm/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/arm/Kconfig~partially-revert-arm-8905-1-emit-__gnu_mcount_nc-when-using-clang-1000-or-newer +++ a/arch/arm/Kconfig @@ -84,7 +84,7 @@ 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 _