From 5cc23666c3766705aac716bc517353cce8d68464 Mon Sep 17 00:00:00 2001 From: Steve Zhan Date: Wed, 23 Jan 2013 11:24:47 +0100 Subject: [PATCH] ARM: ux500: add spin_unlock(&master_lock). Add the missing spin_unlock statement to unlock master_lock when prcmu_gic_decouple() return TRUE Signed-off-by: steve zhan Signed-off-by: Linus Walleij --- arch/arm/mach-ux500/cpuidle.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-ux500/cpuidle.c b/arch/arm/mach-ux500/cpuidle.c index b54884bd..ce91493 100644 --- a/arch/arm/mach-ux500/cpuidle.c +++ b/arch/arm/mach-ux500/cpuidle.c @@ -40,8 +40,10 @@ static inline int ux500_enter_idle(struct cpuidle_device *dev, goto wfi; /* decouple the gic from the A9 cores */ - if (prcmu_gic_decouple()) + if (prcmu_gic_decouple()) { + spin_unlock(&master_lock); goto out; + } /* If an error occur, we will have to recouple the gic * manually */ -- 2.7.4