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 D4E6BC433F5 for ; Mon, 31 Jan 2022 17:25:56 +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=trgV9O+kBc5twiPjzo1WzpwK1ch7raIE1uQ2TST21wg=; b=KTsAdOa+ZqhBEr rw8QqdkXO93uVxrO96CDPIcK7NsUpM8FpmY+qaBQr80OaSdcZE2QT0dosM38+iZY04dF3oraiTK4y iLRdbBWSpFsCqAdpJrmsHqex0WtzkPD+KNlIVwjFsMEzKyXzQioOPzMTy2ZMLMhf2245/y+Xd3anl hq18Rbv2uu4TwO08umHQkHBjVnTe5dAKFPXwywpiqmIqyFYl8p+/SjOe+xhASM5UbgmcCHeNv4jME DqZ0CD0I0njBozLzaDEaMBT+WeaHEbULKUVxIDxHd3vxzidraDxbyCKU9p2emZlDQxn+eR/Hj7GlX IBAPLi4vlLW1IJXo2w8A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nEaPP-00A5a8-7s; Mon, 31 Jan 2022 17:24:08 +0000 Received: from ams.source.kernel.org ([2604:1380:4601:e00::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nEa6P-009zMs-SV for linux-arm-kernel@lists.infradead.org; Mon, 31 Jan 2022 17:04:31 +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 ams.source.kernel.org (Postfix) with ESMTPS id 78345B82BB0; Mon, 31 Jan 2022 17:04:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0B448C340F1; Mon, 31 Jan 2022 17:04:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1643648667; bh=JMGoGOUNpBE1CXRQ+eywcfmF6b7RUQeN02WOklGi0b0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hTnzKmDPXCzaFmFNvoOj8kLpXodMAXa0HkUdcFMK0dX/IsQYLoBPSezz5t3u7n+AC 4tNWSQEvCr61eGkYVjoRF/c9xz2x/rv8KoR3dWtdzuU87FIXwjxnEw0RH6fAUo5mw3 PT8TR1NwvopSGwMBVA3lX7Gne38uxIQcfmibPadhJcGuxviHNWJWyVpc/84/qZq3fW +fP01nNUqmA4NpDt3OAf9SZj4wzop+kvMvrNVtfUKc26+dWwo7Od0IREggLNQo7NbH 83UM8sMZdWanDpzkPqkWE8ZPZaUjiq6R0SmeGbEMvRv0B0L3Zh2EJWIBnfRp38Nft5 0/lGwrPxtAoGQ== 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 v2 12/12] Revert "ARM: 9144/1: forbid ftrace with clang and thumb2_kernel" Date: Mon, 31 Jan 2022 18:03:47 +0100 Message-Id: <20220131170347.381551-13-ardb@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220131170347.381551-1-ardb@kernel.org> References: <20220131170347.381551-1-ardb@kernel.org> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=818; h=from:subject; bh=JMGoGOUNpBE1CXRQ+eywcfmF6b7RUQeN02WOklGi0b0=; b=owEB7QES/pANAwAKAcNPIjmS2Y8kAcsmYgBh+BZyk/k+uzwSqBxt0uhrmHeUCfOZWdKDZN7jE6QP Nd7LfLuJAbMEAAEKAB0WIQT72WJ8QGnJQhU3VynDTyI5ktmPJAUCYfgWcgAKCRDDTyI5ktmPJMUMDA COU6pIMGKet8gMA9SOLKpdJQUXcsMWOyRXITRxsGdMty4b6Qm9aJAI4Wu/YgR8utUMJLxSH2XJOLaK onLrdaW7ZJE0wIxBkz74LRI6gBHvBswXCrCjt/iPh+I+nsKsmhv2Zx7dIDmTZp8YzoqrWl+sFDIK5x zpsL1sZS4005RYpGTDislTOHoTu1hplPPEKkpjDj2RGHMxYBll3dS4Dm09CFXkeIuWPutRopwrQS60 TZa5dF4E50jupsOE020ONW3XHldjJLS23wgcgRILj3yKSNMvAvFGiII4bu47SVMYmVzpEgpIWbFVjT 9KED0d3OTH1Uc7qjO4zjihluvxzhe6HrhU3jDtf8CoGHqSIf3qY9r1+rv0y7CsN5dgst6sh6zS117L rhkHksC+hBpUnh8VG7hmHboMuUigdtf1JRe9KCv8bkOsOJ8ErP4d19qs//7fdHp7/3Qtixri1oBwFY gX9QRBjIkaoLCPG2f+83MSyQLAPOjW+FzP4wYfYxuJMgY= 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-20220131_090430_112514_2F55EA68 X-CRM114-Status: GOOD ( 12.92 ) 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 --- 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