From patchwork Sat Sep 3 16:23:26 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guo Ren X-Patchwork-Id: 12965008 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 EF503C38145 for ; Sat, 3 Sep 2022 16:24:26 +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=tHYCslMOyq7+7Jbyvv8YxnM87lc8W+FI33xTcqVllhQ=; b=TQ0wpuM/diRwco CXfEfj1JuMMniWlBRNc7naXq2otII68YorzE6CmEYwT1dwdt+4BoHQKU+NcdEkcEMNNmcwGHAmEC6 4G6WjVj5JARqyMvT4QlBDvBrCzEk+h64V18G24XCOvOR/Zjjs1Gxs08WvW4/gmKerODvMOD8X7uxR uPEShyHOhh5QTC02aIuB76+CtN56mOm/BOSH9/UncikbazmotEXZpmNGWEf0IOJ0jbC94xDtSCSXj osqxsJ6S0y/VJA+F/+ps7cj8oXz69YKScwqxgR8K28BtavWFSFqLAg9g0OtXqXNO6dhDFPVAEwFa7 Ubl/aAgDR62BfYKsPTBw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oUVwN-00DXjB-KL; Sat, 03 Sep 2022 16:24:15 +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 1oUVw1-00DXNX-LI; Sat, 03 Sep 2022 16:23:54 +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 046CB60A09; Sat, 3 Sep 2022 16:23:53 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 973D6C433D7; Sat, 3 Sep 2022 16:23:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1662222232; bh=KP0swQ0+kClqdN6HeWUaPcd4siKNWtxg+hX1oInsUFU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MW5Ml0XVb8n9WtUPo4R8Hz1XeXEfIRU7wXu1TqWJx+L+2V65xknIh78V4JcHnRzzN G+WuNhhGSYt5fjNP5j28KCOfJJG2WJ25OixJIuJqB7p1ZHffDastM6SftSYAecdcnS 0J3Vyk7KdRHeNiZTHd7PeNAESrRRoyJlj3UF5rZ5mMPQnXrpcxgU8sxoX7fViklSe+ gmv5TRHOHGHJYni6v+DCI0ZCTQCn5UrnQUa0q6dTzjfaIvRRMmdbsMEeAiOcPvo0Vw fxi+uBeeC1vvy2fRaE+/1EbxRexGTtBMRSNX9K4rYgDoVtH0OE3Duyw0T1OWbZZZvK x5E5UZhz8GA7A== From: guoren@kernel.org To: oleg@redhat.com, vgupta@kernel.org, linux@armlinux.org.uk, monstr@monstr.eu, dinguyen@kernel.org, palmer@dabbelt.com, davem@davemloft.net, arnd@arndb.de, shorne@gmail.com, guoren@kernel.org Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-snps-arc@lists.infradead.org, sparclinux@vger.kernel.org, openrisc@lists.librecores.org, Guo Ren Subject: [PATCH V2 2/3] openrisc: ptrace: Remove duplicate operation Date: Sat, 3 Sep 2022 12:23:26 -0400 Message-Id: <20220903162328.1952477-3-guoren@kernel.org> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220903162328.1952477-1-guoren@kernel.org> References: <20220903162328.1952477-1-guoren@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220903_092353_767283_318A7E3F X-CRM114-Status: UNSURE ( 8.92 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org From: Guo Ren The TIF_SYSCALL_TRACE is controlled by a common code, see kernel/ptrace.c and include/linux/thread.h. clear_task_syscall_work(child, SYSCALL_TRACE); Signed-off-by: Guo Ren Signed-off-by: Guo Ren Reviewed-by: Oleg Nesterov Acked-by: Stafford Horne --- arch/openrisc/kernel/ptrace.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/openrisc/kernel/ptrace.c b/arch/openrisc/kernel/ptrace.c index b971740fc2aa..cc53fa676706 100644 --- a/arch/openrisc/kernel/ptrace.c +++ b/arch/openrisc/kernel/ptrace.c @@ -132,7 +132,6 @@ void ptrace_disable(struct task_struct *child) pr_debug("ptrace_disable(): TODO\n"); user_disable_single_step(child); - clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); } long arch_ptrace(struct task_struct *child, long request, unsigned long addr,