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 X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9D7C3C433DF for ; Mon, 22 Jun 2020 22:43:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7042F20786 for ; Mon, 22 Jun 2020 22:43:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592865805; bh=tRYFaJHLbrWHuzhI/M9Ok8ONo7BPRx1puliRQGyQrBY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Aj8lmCDe19PYahuAxiFQk7M/9g1xrZ5KnOidCMbHgNmifjZu0CKLZ0Ht64Tnkv+pE dp1OjQld28nHu7vPkOX5kGufyC1MJofRq2lg2OgrFJGebf6XfWdKmSNAvjVld3U1ji L+0SpG0qSyF/pcYWeSXmOBwAy5hpA+5tZwJ0lDTs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731364AbgFVWnX (ORCPT ); Mon, 22 Jun 2020 18:43:23 -0400 Received: from mail.kernel.org ([198.145.29.99]:59820 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731293AbgFVWnJ (ORCPT ); Mon, 22 Jun 2020 18:43:09 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (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 C26DB207F5; Mon, 22 Jun 2020 22:43:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592865788; bh=tRYFaJHLbrWHuzhI/M9Ok8ONo7BPRx1puliRQGyQrBY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=zJ+2VlIHwmfY9u1go9/HUOOA9OPk+yl6m7kcxovEPjd0MdAOc3gqOSJPVmeIq0CXF VrbCKUPL1hkO2f6VMkz4FRifQ6X3/eNF6DOiAFy83v3g47JaN7EQMsS9EIt53oUGR2 5pk7bj4IF2+jOi/VhZlneBCob16YfOGqtBvI8P3E= From: Sasha Levin To: peterz@infradead.org Cc: mingo@kernel.org, linux-kernel@vger.kernel.org, tglx@linutronix.de, jolsa@redhat.com, alexey.budankov@linux.intel.com, songliubraving@fb.com, acme@redhat.com, allison@lohutok.net, sashal@kernel.org Subject: [PATCH v3 05/14] tools/lib/lockdep: add definition required for IRQ flag tracing Date: Mon, 22 Jun 2020 18:42:49 -0400 Message-Id: <20200622224258.1208588-6-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200622224258.1208588-1-sashal@kernel.org> References: <20200622224258.1208588-1-sashal@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We are going to start building with CONFIG_TRACE_IRQFLAGS defined, so let's wire up a few dummy variables in our task_struct. This isn't needed in userspace, but due to some refactoring in kernel-side lockdep it's easier to just wire it up and enable CONFIG_TRACE_IRQFLAGS. Signed-off-by: Sasha Levin --- tools/include/linux/lockdep.h | 8 ++++++++ tools/lib/lockdep/lockdep.c | 4 ++-- 2 files changed, 10 insertions(+), 2 deletions(-) diff --git a/tools/include/linux/lockdep.h b/tools/include/linux/lockdep.h index e56997288f2b0..3a9924d6d3ae8 100644 --- a/tools/include/linux/lockdep.h +++ b/tools/include/linux/lockdep.h @@ -23,6 +23,8 @@ #include "../../../include/linux/lockdep.h" +static bool early_boot_irqs_disabled; + struct task_struct { u64 curr_chain_key; int lockdep_depth; @@ -31,6 +33,12 @@ struct task_struct { gfp_t lockdep_reclaim_gfp; int pid; int state; + int softirqs_enabled, hardirqs_enabled, softirqs_disabled, hardirqs_disabled, irq_events; + unsigned long softirq_disable_ip, softirq_enable_ip; + unsigned int softirq_disable_event, softirq_enable_event; + unsigned long hardirq_disable_ip, hardirq_enable_ip; + unsigned int hardirq_disable_event, hardirq_enable_event; + int softirq_context, hardirq_context; char comm[17]; }; diff --git a/tools/lib/lockdep/lockdep.c b/tools/lib/lockdep/lockdep.c index 348a9d0fb766a..9be12d233477a 100644 --- a/tools/lib/lockdep/lockdep.c +++ b/tools/lib/lockdep/lockdep.c @@ -15,10 +15,10 @@ u32 prandom_u32(void) abort(); } -void print_irqtrace_events(struct task_struct *curr) +/*void print_irqtrace_events(struct task_struct *curr) { abort(); -} +}*/ static struct new_utsname *init_utsname(void) { -- 2.25.1