From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nicholas Mc Guire Subject: [PATCH 4/4] migrate_disable pushd down in rt_write_trylock_irqsave Date: Sat, 30 Nov 2013 04:08:15 +0100 Message-ID: <20131130030815.GE8101@opentech.at> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii To: linux-rt-users@vger.kernel.org Return-path: Received: from hofr.at ([212.69.189.236]:54113 "EHLO mail.hofr.at" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751616Ab3K3DIQ (ORCPT ); Fri, 29 Nov 2013 22:08:16 -0500 Content-Disposition: inline Sender: linux-rt-users-owner@vger.kernel.org List-ID: >>From 7b60d163555d701b88f463d12ba62c6ceb61fb66 Mon Sep 17 00:00:00 2001 From: Nicholas Mc Guire Date: Fri, 29 Nov 2013 00:21:59 -0500 Subject: [PATCH 4/4] migrate_disable pushd down in rt_write_trylock_irqsave Signed-off-by: Nicholas Mc Guire --- kernel/rt.c | 5 ++--- 1 files changed, 2 insertions(+), 3 deletions(-) diff --git a/kernel/rt.c b/kernel/rt.c index 75372f0..ce44afc 100644 --- a/kernel/rt.c +++ b/kernel/rt.c @@ -196,10 +196,9 @@ int __lockfunc rt_write_trylock_irqsave(rwlock_t *rwlock, unsigned long *flags) int ret; *flags = 0; - migrate_disable(); ret = rt_write_trylock(rwlock); - if (!ret) - migrate_enable(); + if (ret) + migrate_disable(); return ret; } EXPORT_SYMBOL(rt_write_trylock_irqsave); -- 1.7.2.5