Received: by 2002:a25:1104:0:0:0:0:0 with SMTP id 4csp106501ybr; Fri, 22 May 2020 02:07:52 -0700 (PDT) X-Google-Smtp-Source: ABdhPJy+7C+Bb/WHrYSAV+NE+5RbYsacdfwSFNqQHUQXjiHp0mSEtcou5P6dHwJYqdO4bg3a+2Bn X-Received: by 2002:a05:6402:19ae:: with SMTP id o14mr2119355edz.235.1590138472028; Fri, 22 May 2020 02:07:52 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1590138472; cv=none; d=google.com; s=arc-20160816; b=epoyQkT0YPhpS+UbzWVmegUkE7grjHpK6bY1l2mYsHBYOj0V/btmnlDN7QwEiiMkwY wnsxadMHA8FOe1IjoS8NSJ10uCslfb1D7JE/kozbIheI5rdStCAy5k5HfF65WSmKUror JXM2g+GksZtZFqkVTqvpvHiCaaZ8yK5Gvlx5r2/k+ecnhQ2tV1IFaaHyb1/bNRcwtclI JzhVjh73iKR0x4G1idl9ohfRwIy6EITl1OaXdYmvoLwf/SNAHOJoZE0Amu98r/b6oo1c pMvpjJ7HN3mIs0UfWUiKCbzQomCNVetvYl5mDSrQwQ4YV1sorrCSOesI/uU5Z2z1m0L8 g4tw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :message-id:date:subject:to:from; bh=QWM/0g2yTjHu+DTltXBKUGTIHvS5YtqTmj7H8eqGYBc=; b=Ww2n2VIUjYXgXXYb85c5YYABeAMg3Kba2kggYVv3d2LKgIrCD5R7PGvR3YyFHYg3jr vqFRpGP8MBgWRDz8fw7nArUFHS8i6A2bKXrRIH6hHUkzrWkyeRrPkbE8QYAR2KDaGe+Q wuwIo9ZhKUgFQduvt+FXptpmsydL/9WJGCudx3XS6aj5GtGoWLf7qBqit0AKX6iYVdaL q9jMIV2DgwJRmwRrjr+6oyFGxyHnjZ8rOu7vIeeI/LtQpMCBYb/GF5DTQi/lvQ02J2cF ibBLhndO6eLsS7XJt0snvuuGsD1QPzj3aUsvn8W+bJCBm5KqqL/4rQlMgRaJ9IFptp/2 DbRQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id l14si4626075eja.478.2020.05.22.02.07.27; Fri, 22 May 2020 02:07:52 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729398AbgEVJEy (ORCPT + 99 others); Fri, 22 May 2020 05:04:54 -0400 Received: from mail5.windriver.com ([192.103.53.11]:35028 "EHLO mail5.wrs.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728424AbgEVJEy (ORCPT ); Fri, 22 May 2020 05:04:54 -0400 Received: from ALA-HCA.corp.ad.wrs.com (ala-hca.corp.ad.wrs.com [147.11.189.40]) by mail5.wrs.com (8.15.2/8.15.2) with ESMTPS id 04M94Bt0031878 (version=TLSv1 cipher=DHE-RSA-AES256-SHA bits=256 verify=FAIL) for ; Fri, 22 May 2020 02:04:43 -0700 Received: from pek-lpg-core1-vm1.wrs.com (128.224.156.106) by ALA-HCA.corp.ad.wrs.com (147.11.189.40) with Microsoft SMTP Server id 14.3.487.0; Fri, 22 May 2020 02:04:06 -0700 From: To: Subject: [PATCH] kernel/hung_task: Use task_pid_nr function to get pid Date: Fri, 22 May 2020 17:12:50 +0800 Message-ID: <20200522091250.37931-1-qiang.zhang@windriver.com> X-Mailer: git-send-email 2.24.1 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Zhang Qiang Use task_pid_nr(t) function instead of t->pid when printing task pid. Signed-off-by: Zhang Qiang --- kernel/hung_task.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/hung_task.c b/kernel/hung_task.c index 14a625c16cb3..0a77f6af6909 100644 --- a/kernel/hung_task.c +++ b/kernel/hung_task.c @@ -128,7 +128,8 @@ static void check_hung_task(struct task_struct *t, unsigned long timeout) if (sysctl_hung_task_warnings > 0) sysctl_hung_task_warnings--; pr_err("INFO: task %s:%d blocked for more than %ld seconds.\n", - t->comm, t->pid, (jiffies - t->last_switch_time) / HZ); + t->comm, task_pid_nr(t), + (jiffies - t->last_switch_time) / HZ); pr_err(" %s %s %.*s\n", print_tainted(), init_utsname()->release, (int)strcspn(init_utsname()->version, " "), -- 2.24.1