From patchwork Mon Sep 14 20:42:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Gleixner X-Patchwork-Id: 11775719 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 CCA5E6CA for ; Tue, 15 Sep 2020 07:08:15 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 9F24120EDD for ; Tue, 15 Sep 2020 07:08:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="0l+YgFUM"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="279035Db" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9F24120EDD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linutronix.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D487F6E850; Tue, 15 Sep 2020 07:08:08 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by gabe.freedesktop.org (Postfix) with ESMTPS id C75626E58E for ; Mon, 14 Sep 2020 20:45:11 +0000 (UTC) Message-Id: <20200914204441.375753691@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1600116308; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: references:references; bh=rLyqvXX8ykRDikewrjB+k5sQeB3vmoPh6IJL9FYNd5E=; b=0l+YgFUMwvopub406qnKsr3dUzMW5NPZcFv6G4XvOZEQ88/olItKzVOA4C3bYkFUtxUTsb d6v+xvHY0Cf0pFi1XJzwPekHutxMnxoSPZyRNSusdIzlgBLEkcIcT5ez6oqXXsfXE4RpVG z8jA+tpUmSkmgzrIuoELC0Qs0HIQUSZ+ThJunQNfgd64d5ALlWCN7spWOTKewPGG//X5uW SDnsdlTigGEpi0Yk5N8j2gX8QGJXem5Feo6hcxV45cAdC1ZglVX7WyKso58nhlsjDukKbG 5B5Dq7tjsGgdcRn9YcRdYTN6CFERdRtNhn2Rq0CHP4BBToJrIEpQLMh/myq27w== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1600116309; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: references:references; bh=rLyqvXX8ykRDikewrjB+k5sQeB3vmoPh6IJL9FYNd5E=; b=279035DbbzR5rrA/oYFZOR6A7RqYHpogOyqAAY71fcsTyj3GPke7oTdjeG6zebT9b9iXf2 aR4ImfvLkgSxNvBg== Date: Mon, 14 Sep 2020 22:42:13 +0200 From: Thomas Gleixner To: LKML Subject: [patch 04/13] lockdep: Clenaup PREEMPT_COUNT leftovers References: <20200914204209.256266093@linutronix.de> MIME-Version: 1.0 X-Mailman-Approved-At: Tue, 15 Sep 2020 07:07:18 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Juri Lelli , Peter Zijlstra , Sebastian Andrzej Siewior , Lai Jiangshan , dri-devel@lists.freedesktop.org, Ben Segall , linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-hexagon@vger.kernel.org, Will Deacon , Ingo Molnar , Anton Ivanov , linux-arch@vger.kernel.org, Vincent Guittot , Brian Cain , Richard Weinberger , Russell King , David Airlie , Ingo Molnar , Geert Uytterhoeven , Mel Gorman , intel-gfx@lists.freedesktop.org, Matt Turner , Valentin Schneider , linux-xtensa@linux-xtensa.org, Shuah Khan , "Paul E. McKenney" , Jeff Dike , linux-um@lists.infradead.org, Josh Triplett , Steven Rostedt , rcu@vger.kernel.org, linux-m68k@lists.linux-m68k.org, Ivan Kokshaysky , Rodrigo Vivi , Dietmar Eggemann , linux-arm-kernel@lists.infradead.org, Richard Henderson , Chris Zankel , Max Filippov , Linus Torvalds , linux-alpha@vger.kernel.org, Mathieu Desnoyers , Andrew Morton , Daniel Bristot de Oliveira Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" CONFIG_PREEMPT_COUNT is now unconditionally enabled and will be removed. Cleanup the leftovers before doing so. Signed-off-by: Thomas Gleixner Cc: Peter Zijlstra Cc: Ingo Molnar Cc: Will Deacon Acked-by: Will Deacon --- include/linux/lockdep.h | 6 ++---- lib/Kconfig.debug | 1 - 2 files changed, 2 insertions(+), 5 deletions(-) --- a/include/linux/lockdep.h +++ b/include/linux/lockdep.h @@ -585,16 +585,14 @@ do { \ #define lockdep_assert_preemption_enabled() \ do { \ - WARN_ON_ONCE(IS_ENABLED(CONFIG_PREEMPT_COUNT) && \ - debug_locks && \ + WARN_ON_ONCE(debug_locks && \ (preempt_count() != 0 || \ !raw_cpu_read(hardirqs_enabled))); \ } while (0) #define lockdep_assert_preemption_disabled() \ do { \ - WARN_ON_ONCE(IS_ENABLED(CONFIG_PREEMPT_COUNT) && \ - debug_locks && \ + WARN_ON_ONCE(debug_locks && \ (preempt_count() == 0 && \ raw_cpu_read(hardirqs_enabled))); \ } while (0) --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1161,7 +1161,6 @@ config PROVE_LOCKING select DEBUG_RWSEMS select DEBUG_WW_MUTEX_SLOWPATH select DEBUG_LOCK_ALLOC - select PREEMPT_COUNT select TRACE_IRQFLAGS default n help