From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754887AbbAGSXJ (ORCPT ); Wed, 7 Jan 2015 13:23:09 -0500 Received: from e31.co.us.ibm.com ([32.97.110.149]:53599 "EHLO e31.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754105AbbAGSTt (ORCPT ); Wed, 7 Jan 2015 13:19:49 -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 05/12] rcu: provide rcu_batches_completed_sched() for TINY_RCU Date: Wed, 7 Jan 2015 10:19:31 -0800 Message-Id: <1420654779-11213-5-git-send-email-paulmck@linux.vnet.ibm.com> X-Mailer: git-send-email 1.8.1.5 In-Reply-To: <1420654779-11213-1-git-send-email-paulmck@linux.vnet.ibm.com> References: <20150107181915.GA7803@linux.vnet.ibm.com> <1420654779-11213-1-git-send-email-paulmck@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 15010718-8236-0000-0000-0000086A771C Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Paul E. McKenney" A bug in rcutorture has caused it to ignore completed batches. In preparation for fixing that bug, this commit provides TINY_RCU with the required rcu_batches_completed_sched(). Signed-off-by: Paul E. McKenney --- include/linux/rcutiny.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h index 91f7e4c37800..1ce2d6b8f0c3 100644 --- a/include/linux/rcutiny.h +++ b/include/linux/rcutiny.h @@ -107,6 +107,14 @@ static inline unsigned long rcu_batches_completed_bh(void) return 0; } +/* + * Return the number of sched grace periods. + */ +static inline unsigned long rcu_batches_completed_sched(void) +{ + return 0; +} + static inline void rcu_force_quiescent_state(void) { } -- 1.8.1.5