From patchwork Fri Mar 20 06:53:40 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guo Ren X-Patchwork-Id: 11448481 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 892FF1668 for ; Fri, 20 Mar 2020 06:53:57 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 6733020781 for ; Fri, 20 Mar 2020 06:53:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="o2qa9c/n"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="cKTqTZDs" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6733020781 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: References:List-Owner; bh=LeZBa0wv/QqgiAhBCzI2UuLMtvsQgI0D2Yu43HHaNAk=; b=o2q a9c/n/bwenfgsVA4sdt0cMzLS5sEAVX99V+QDWXPsxGB7T26yT+CnAscIHOgEQ2auI0/+CXYWgtQx yutD+sLAGmRg40k1rP8Uq+SWAEHdps5RKMKPhPDeR439VGCdLeo9uM/tyowjqeQTQ0cg7mipiiE7w 1ttY6DeEzvpRO1QSv+oeLMkuR61vsG9wJFHP0WQ3lGh46B6ZLdgz+uC3YNsCq743GIlotsYmI7WF2 VPmdGWP+xe53YnWtCrv+/3Ey4S0aDhU6p3diHDtZinS/F0f7trDJ1iwPn4JPjK5Pfu6J4nUp2exKY hIb1XCz6RuHTf0YLfvzVhZm5umb0wDA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jFBXW-0006Iu-Sa; Fri, 20 Mar 2020 06:53:54 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jFBXU-0006IE-EA for linux-arm-kernel@lists.infradead.org; Fri, 20 Mar 2020 06:53:53 +0000 Received: from localhost.localdomain (unknown [223.93.147.148]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1C14120776; Fri, 20 Mar 2020 06:53:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584687230; bh=ExI1kfSKUVZS2XzqSdVhVyWr/Qtz6K6BVNxaXsqXMDs=; h=From:To:Cc:Subject:Date:From; b=cKTqTZDshlB1lRM9r5dVcPtGnlFPxL7114xBariQgVvQYnFztpRP/lHmDAwPEUXoE c9pabuEMgWPyYBxmJoo+9VZneQ2Bbqds9K8r6DiLmWWsElk0VgeuxkC6dQAOAHaCkE 2AL1UZbjx1sHhoI1/bEbhimr7XEpN3t7Y4ApGddg= From: guoren@kernel.org To: rostedt@goodmis.org, mingo@redhat.co, linux@armlinux.org.uk Subject: [PATCH] arm/ftrace: Remove duplicate function Date: Fri, 20 Mar 2020 14:53:40 +0800 Message-Id: <20200320065340.32685-1-guoren@kernel.org> X-Mailer: git-send-email 2.17.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200319_235352_499998_CD52EE65 X-CRM114-Status: UNSURE ( 8.39 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Guo Ren , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Guo Ren There is no arch implementation of ftrace_arch_code_modify_prepare in arm, so just use the __weak one in kernel/trace/ftrace.c. Signed-off-by: Guo Ren Reviewed-by: Steven Rostedt (VMware) --- arch/arm/kernel/ftrace.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/arch/arm/kernel/ftrace.c b/arch/arm/kernel/ftrace.c index 10499d44964a..f66ade28eb8a 100644 --- a/arch/arm/kernel/ftrace.c +++ b/arch/arm/kernel/ftrace.c @@ -56,11 +56,6 @@ static unsigned long adjust_address(struct dyn_ftrace *rec, unsigned long addr) return addr; } -int ftrace_arch_code_modify_prepare(void) -{ - return 0; -} - int ftrace_arch_code_modify_post_process(void) { /* Make sure any TLB misses during machine stop are cleared. */