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-rw-r--r--kernel/sched/idle.c16
1 files changed, 2 insertions, 14 deletions
diff --git a/kernel/sched/idle.c b/kernel/sched/idle.c
index deef1caa94c6..fefcb1fa5160 100644
--- a/kernel/sched/idle.c
+++ b/kernel/sched/idle.c
@@ -81,7 +81,6 @@ static void cpuidle_idle_call(void)
81 struct cpuidle_device *dev = __this_cpu_read(cpuidle_devices); 81 struct cpuidle_device *dev = __this_cpu_read(cpuidle_devices);
82 struct cpuidle_driver *drv = cpuidle_get_cpu_driver(dev); 82 struct cpuidle_driver *drv = cpuidle_get_cpu_driver(dev);
83 int next_state, entered_state; 83 int next_state, entered_state;
84 unsigned int broadcast;
85 bool reflect; 84 bool reflect;
86 85
87 /* 86 /*
@@ -150,17 +149,6 @@ static void cpuidle_idle_call(void)
150 goto exit_idle; 149 goto exit_idle;
151 } 150 }
152 151
153 broadcast = drv->states[next_state].flags & CPUIDLE_FLAG_TIMER_STOP;
154
155 /*
156 * Tell the time framework to switch to a broadcast timer
157 * because our local timer will be shutdown. If a local timer
158 * is used from another cpu as a broadcast timer, this call may
159 * fail if it is not available
160 */
161 if (broadcast && tick_broadcast_enter())
162 goto use_default;
163
164 /* Take note of the planned idle state. */ 152 /* Take note of the planned idle state. */
165 idle_set_state(this_rq(), &drv->states[next_state]); 153 idle_set_state(this_rq(), &drv->states[next_state]);
166 154
@@ -174,8 +162,8 @@ static void cpuidle_idle_call(void)
174 /* The cpu is no longer idle or about to enter idle. */ 162 /* The cpu is no longer idle or about to enter idle. */
175 idle_set_state(this_rq(), NULL); 163 idle_set_state(this_rq(), NULL);
176 164
177 if (broadcast) 165 if (entered_state == -EBUSY)
178 tick_broadcast_exit(); 166 goto use_default;
179 167
180 /* 168 /*
181 * Give the governor an opportunity to reflect on the outcome 169 * Give the governor an opportunity to reflect on the outcome