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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AE4D8C433F5 for ; Thu, 3 Feb 2022 08:30:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=FM+4IVItmwETcJKTeDIx6IckWu7itXvuTx7eoHM/PSY=; b=DAQc6N/Iw1QhAB qlrRFYFrsOfkU9Ll0KwWIPtvr3ltaUwsgoPQFWVqKUaO7w2OzjyZfSlLuUgXsJ7ED3yGkuPfNAFLX RbtvSfGzRVWU9Q9T7HcB01tfm5Y5jxUfqOWblGWAwNdN9q6vHmKwmedOBMk6QTL/pL38SDaTTJRJ1 eb+lsk6iT8wxc87B39qj5gbjxw0ONo75WHJ8/SyKfzYmg+c3B37NSjOvtyMcLEFg60XRSHXk0N6+P TCdRvq6gfgDTlHabfPzM0Yf/K/gfcD3T1rvBeitvS1XFvRMSWTbr8tQ7KtDDOKrnVgN/p3yoTFyaA oxtK9PH3S/xhQOkjDA2Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nFXUK-000M4R-9A; Thu, 03 Feb 2022 08:29:09 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nFXOE-000JPB-9J for linux-arm-kernel@lists.infradead.org; Thu, 03 Feb 2022 08:22:51 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id CF722617CF; Thu, 3 Feb 2022 08:22:49 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EE352C340ED; Thu, 3 Feb 2022 08:22:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1643876569; bh=Ls4q48qE7g4DIrbodyvmpZNONePzSeLk4QVsMu+PeL4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZNGGBg4LyX67OlQSo9n5wzUuB7Q4AbRNQExz+Vr1406L33VdmPP7KT3quf7ZkTz/P 34axhHSXphlz7CztFfEynFmrpmO+1OyJKjvWYsdfgKhn2lX4eEbrMweoZy8bpntuLZ weP/K7cbmmFm7yYztKrdcMrKSzybMdozCSEw9g6VVTbJgyM/8OMxpIcaXw64fgSqNj ts5Ecxonz344C9AK922MC9NkmojzIJXuWG/v7Ydt6TOKqaHB7plcg7p/MFOY8vi04R gYOZYdyt10C2LppecKDbpEScBv4ZqIgpWHTFOn/x3jLAkYpGSINTmtY8PzwmhT+ftp PE11rAO0cfhfA== From: Ard Biesheuvel To: linux@armlinux.org.uk Cc: linux-arm-kernel@lists.infradead.org, Ard Biesheuvel , Steven Rostedt , Sudeep Holla , Cristian Marussi , Nathan Chancellor , Nick Desaulniers , Arnd Bergmann , Linus Walleij , Masami Hiramatsu Subject: [PATCH v3 13/13] Revert "ARM: 9144/1: forbid ftrace with clang and thumb2_kernel" Date: Thu, 3 Feb 2022 09:22:04 +0100 Message-Id: <20220203082204.1176734-14-ardb@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220203082204.1176734-1-ardb@kernel.org> References: <20220203082204.1176734-1-ardb@kernel.org> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=935; h=from:subject; bh=Ls4q48qE7g4DIrbodyvmpZNONePzSeLk4QVsMu+PeL4=; b=owEB7QES/pANAwAKAcNPIjmS2Y8kAcsmYgBh+5CrtWRhuMKJAyGyqdN/livJmhdMrenukBQX/tn7 nAPPWyWJAbMEAAEKAB0WIQT72WJ8QGnJQhU3VynDTyI5ktmPJAUCYfuQqwAKCRDDTyI5ktmPJGXLDA CUrJHhvVKQ0YAVCZNBO2WkERuNDKyTJdGcM4sU8MBdIlFv9mnG7JRS/FCFDyffOh1Dm0piOzfZHiJw SESI1j4tEnX70IRIhcPvitEpQWpyoUWOCSBMJsZz3BjYX3v3Ur8rOZlsFIeicUcxgfV6ZAvtgbTxmk LXIpOiB5YEGGit0rrM06LdjTEWi6elHpoEWjaezppa/0PWRFgdOo2bfCMg/piI7sGH2SfboUqxyziZ 7PTw3vta/B9TygKVA0HyBDeozmfY/JsNqpH2FOhIMbRG7I7vnuWHTeobrjTNci0BvJ9vVnOsadxGZp d/O42IRF86jq13p5/R9X098SNJO2zAKQ+UQmySRtz1MPDdhp36kLYBSiOgXgInuiyd0H5NZXxjRtRB 6ZaDtW32vfG5faUnihvgy9tKqkaJfHmAT7paxgnZZk/iUebo2pujB+x3EZx1ZgOwtjw8aLbTX5eD8P rMyEZc8sJ1to0O9LBff4G1FrZH1kpfo1MaxR8MOSLz3G0= X-Developer-Key: i=ardb@kernel.org; a=openpgp; fpr=F43D03328115A198C90016883D200E9CA6329909 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220203_002250_385489_3F947CB8 X-CRM114-Status: GOOD ( 12.82 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This reverts commit ecb108e3e3f7c692082b7c6fce41779c3835854a. Clang + Thumb2 with ftrace is now supported. Signed-off-by: Ard Biesheuvel Reviewed-by: Nick Desaulniers Reviewed-by: Steven Rostedt (Google) --- arch/arm/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 3c6216f194f2..4ad7080bc17c 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -93,7 +93,7 @@ config ARM select HAVE_FAST_GUP if ARM_LPAE select HAVE_FTRACE_MCOUNT_RECORD if !XIP_KERNEL select HAVE_FUNCTION_GRAPH_TRACER - select HAVE_FUNCTION_TRACER if !XIP_KERNEL && !(THUMB2_KERNEL && CC_IS_CLANG) + select HAVE_FUNCTION_TRACER if !XIP_KERNEL select HAVE_FUTEX_CMPXCHG if FUTEX select HAVE_GCC_PLUGINS select HAVE_HW_BREAKPOINT if PERF_EVENTS && (CPU_V6 || CPU_V6K || CPU_V7) -- 2.30.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel