From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932642AbaAaQoD (ORCPT ); Fri, 31 Jan 2014 11:44:03 -0500 Received: from mail-ea0-f175.google.com ([209.85.215.175]:41673 "EHLO mail-ea0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932263AbaAaQoB (ORCPT ); Fri, 31 Jan 2014 11:44:01 -0500 From: Juri Lelli To: peterz@infradead.org Cc: mingo@redhat.com, linux-kernel@vger.kernel.org, Juri Lelli Subject: [PATCH] sched/core: fix sched_rt_global_validate Date: Fri, 31 Jan 2014 17:43:27 +0100 Message-Id: <1391186607-11247-1-git-send-email-juri.lelli@gmail.com> X-Mailer: git-send-email 1.7.9.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Don't compare sysctl_sched_rt_runtime against sysctl_sched_rt_period if the former is equal to RUNTIME_INF, otherwise disabling -rt bandwidth management always fails. Cc: Ingo Molnar Cc: Peter Zijlstra Signed-off-by: Juri Lelli --- kernel/sched/core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 210a12a..5c0a304 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -7477,7 +7477,8 @@ static int sched_rt_global_validate(void) if (sysctl_sched_rt_period <= 0) return -EINVAL; - if (sysctl_sched_rt_runtime > sysctl_sched_rt_period) + if ((sysctl_sched_rt_runtime != RUNTIME_INF) && + (sysctl_sched_rt_runtime > sysctl_sched_rt_period)) return -EINVAL; return 0; -- 1.7.9.5