From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932144AbbAGRw7 (ORCPT ); Wed, 7 Jan 2015 12:52:59 -0500 Received: from e33.co.us.ibm.com ([32.97.110.151]:52648 "EHLO e33.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755045AbbAGRw5 (ORCPT ); Wed, 7 Jan 2015 12:52:57 -0500 From: "Paul E. McKenney" To: linux-kernel@vger.kernel.org Cc: mingo@kernel.org, laijs@cn.fujitsu.com, dipankar@in.ibm.com, akpm@linux-foundation.org, mathieu.desnoyers@efficios.com, josh@joshtriplett.org, tglx@linutronix.de, peterz@infradead.org, rostedt@goodmis.org, dhowells@redhat.com, edumazet@google.com, dvhart@linux.intel.com, fweisbec@gmail.com, oleg@redhat.com, bobby.prani@gmail.com, "Paul E. McKenney" Subject: [PATCH tip/core/rcu 01/10] rcu: Set default to RCU_CPU_STALL_INFO=y Date: Wed, 7 Jan 2015 09:52:39 -0800 Message-Id: <1420653168-6434-1-git-send-email-paulmck@linux.vnet.ibm.com> X-Mailer: git-send-email 1.8.1.5 In-Reply-To: <20150107175225.GA4237@linux.vnet.ibm.com> References: <20150107175225.GA4237@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 15010717-0009-0000-0000-000007C65C45 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Paul E. McKenney" The RCU_CPU_STALL_INFO code has been in for quite some time, and has proven reliable. This commit therefore enables it by default. Signed-off-by: Paul E. McKenney --- lib/Kconfig.debug | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 5f2ce616c046..b47d9e474cbc 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1257,7 +1257,7 @@ config RCU_CPU_STALL_TIMEOUT config RCU_CPU_STALL_INFO bool "Print additional diagnostics on RCU CPU stall" depends on (TREE_RCU || PREEMPT_RCU) && DEBUG_KERNEL - default n + default y help For each stalled CPU that is aware of the current RCU grace period, print out additional per-CPU diagnostic information -- 1.8.1.5