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authorGrant Likely <grant.likely@secretlab.ca>2012-02-27 14:04:40 -0700
committerGrant Likely <grant.likely@secretlab.ca>2012-02-27 14:04:40 -0700
commit29f141fed01a09050207c4d41fc5811520d81146 (patch)
treec55a51dca4a0e4da9fdc2b904eefbde37d2a5b03 /arch/s390/kernel/process.c
parent2261cc627f5453004042b4f694612edae27e492e (diff)
parent14cd3c15cfc8118586262a79bfa3b3123f13e2c2 (diff)
downloadlinux-next-29f141fed01a09050207c4d41fc5811520d81146.tar.gz
linux-next-29f141fed01a09050207c4d41fc5811520d81146.zip
Merge branch 'fixes-for-grant' of git://sources.calxeda.com/kernel/linux into devicetree/merge
Diffstat (limited to 'arch/s390/kernel/process.c')
-rw-r--r--arch/s390/kernel/process.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index 3201ae447990..4261aa799774 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -76,7 +76,6 @@ static void default_idle(void)
if (test_thread_flag(TIF_MCCK_PENDING)) {
local_mcck_enable();
local_irq_enable();
- s390_handle_mcck();
return;
}
trace_hardirqs_on();
@@ -93,10 +92,12 @@ void cpu_idle(void)
for (;;) {
tick_nohz_idle_enter();
rcu_idle_enter();
- while (!need_resched())
+ while (!need_resched() && !test_thread_flag(TIF_MCCK_PENDING))
default_idle();
rcu_idle_exit();
tick_nohz_idle_exit();
+ if (test_thread_flag(TIF_MCCK_PENDING))
+ s390_handle_mcck();
preempt_enable_no_resched();
schedule();
preempt_disable();