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-rw-r--r--arch/microblaze/kernel/process.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/microblaze/kernel/process.c b/arch/microblaze/kernel/process.c
index 09bed44dfcd3..ba7c4b16ed35 100644
--- a/arch/microblaze/kernel/process.c
+++ b/arch/microblaze/kernel/process.c
@@ -76,8 +76,11 @@ __setup("hlt", hlt_setup);
76void default_idle(void) 76void default_idle(void)
77{ 77{
78 if (likely(hlt_counter)) { 78 if (likely(hlt_counter)) {
79 while (!need_resched()) 79 local_irq_disable();
80 cpu_relax(); 80 stop_critical_timings();
81 cpu_relax();
82 start_critical_timings();
83 local_irq_enable();
81 } else { 84 } else {
82 clear_thread_flag(TIF_POLLING_NRFLAG); 85 clear_thread_flag(TIF_POLLING_NRFLAG);
83 smp_mb__after_clear_bit(); 86 smp_mb__after_clear_bit();