From patchwork Wed Sep 16 18:45:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jakub Kicinski X-Patchwork-Id: 1365626 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=default header.b=hicf/gwl; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4BsJ1R4khPz9sXZ for ; Thu, 17 Sep 2020 10:36:27 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728041AbgIPStc (ORCPT ); Wed, 16 Sep 2020 14:49:32 -0400 Received: from mail.kernel.org ([198.145.29.99]:44154 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728067AbgIPSqK (ORCPT ); Wed, 16 Sep 2020 14:46:10 -0400 Received: from kicinski-fedora-PC1C0HJN.thefacebook.com (unknown [163.114.132.4]) (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 2615921974; Wed, 16 Sep 2020 18:46:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600281965; bh=/obTa5dDgpQbEhPY8NXqfpcnesfsIbZr0kI0nIbHCZc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hicf/gwlNME9c/NAU4/d3YEy3FC62ZR+K4mtyLI+U/UAa7VFyuB8hESAxyAMrPFTj DdkMbTbwb7i84ugxcdWlRgptrF1c5o3x160nWMwrvtm5v7fTXXMYb2YCIiHTv50tt0 mBK/Topivrm4mnx5D+z7VBJAnYHTjCOl2xRIT/Oo= From: Jakub Kicinski To: davem@davemloft.net, paulmck@kernel.org, joel@joelfernandes.org Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, rcu@vger.kernel.org, josh@joshtriplett.org, peterz@infradead.org, christian.brauner@ubuntu.com, Jakub Kicinski , ebiederm@xmission.com, akpm@linux-foundation.org, mingo@kernel.org Subject: [PATCH net-next 1/7] sched: un-hide lockdep_tasklist_lock_is_held() for !LOCKDEP Date: Wed, 16 Sep 2020 11:45:22 -0700 Message-Id: <20200916184528.498184-2-kuba@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200916184528.498184-1-kuba@kernel.org> References: <20200916184528.498184-1-kuba@kernel.org> MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org We're trying to make LOCKDEP-related function declarations visible to the compiler and depend on dead code elimination to remove them. Make lockdep_tasklist_lock_is_held() visible. Signed-off-by: Jakub Kicinski --- CC: christian.brauner@ubuntu.com CC: peterz@infradead.org CC: ebiederm@xmission.com CC: akpm@linux-foundation.org CC: mingo@kernel.org --- include/linux/sched/task.h | 2 -- 1 file changed, 2 deletions(-) diff --git a/include/linux/sched/task.h b/include/linux/sched/task.h index a98965007eef..9f943c391df9 100644 --- a/include/linux/sched/task.h +++ b/include/linux/sched/task.h @@ -47,9 +47,7 @@ extern spinlock_t mmlist_lock; extern union thread_union init_thread_union; extern struct task_struct init_task; -#ifdef CONFIG_PROVE_RCU extern int lockdep_tasklist_lock_is_held(void); -#endif /* #ifdef CONFIG_PROVE_RCU */ extern asmlinkage void schedule_tail(struct task_struct *prev); extern void init_idle(struct task_struct *idle, int cpu);