From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756647AbYEPCAJ (ORCPT ); Thu, 15 May 2008 22:00:09 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753275AbYEPB74 (ORCPT ); Thu, 15 May 2008 21:59:56 -0400 Received: from gateway-1237.mvista.com ([63.81.120.158]:2000 "EHLO gateway-1237.mvista.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753195AbYEPB74 (ORCPT ); Thu, 15 May 2008 21:59:56 -0400 Message-ID: <482CEA9A.7010504@ct.jp.nec.com> Date: Thu, 15 May 2008 18:59:54 -0700 From: Hiroshi Shimamoto User-Agent: Thunderbird 2.0.0.14 (Windows/20080421) MIME-Version: 1.0 To: Peter Zijlstra , Ingo Molnar Cc: linux-kernel@vger.kernel.org Subject: [PATCH] print RT watchdog message Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Hiroshi Shimamoto It's useful to detect which process is killed by RT watchdog. --- kernel/posix-cpu-timers.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/kernel/posix-cpu-timers.c b/kernel/posix-cpu-timers.c index f1525ad..c42a03a 100644 --- a/kernel/posix-cpu-timers.c +++ b/kernel/posix-cpu-timers.c @@ -1037,6 +1037,9 @@ static void check_thread_timers(struct task_struct *tsk, sig->rlim[RLIMIT_RTTIME].rlim_cur += USEC_PER_SEC; } + printk(KERN_INFO + "RT Watchdog Timeout: %s[%d]\n", + tsk->comm, task_pid_nr(tsk)); __group_send_sig_info(SIGXCPU, SEND_SIG_PRIV, tsk); } } -- 1.5.4.1