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sched/idle: Make cpuidle_idle_call() void

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The only value ever returned by cpuidle_idle_call() is 0 and its
only caller ignores that value anyway, so make it void.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/4717784.WmVEpDoliM@vostro.rjw.lan
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Rafael J. Wysocki 2014-04-21 01:26:58 +02:00 committed by Ingo Molnar
parent 37352273ad
commit 08c373e512
1 changed files with 2 additions and 5 deletions
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7
kernel/sched/idle.c
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@ -67,9 +67,8 @@ void __weak arch_cpu_idle(void)
* cpuidle_idle_call - the main idle function * cpuidle_idle_call - the main idle function
* *
* NOTE: no locks or semaphores should be used here * NOTE: no locks or semaphores should be used here
* return non-zero on failure
*/ */
static int cpuidle_idle_call(void) static void cpuidle_idle_call(void)
{ {
struct cpuidle_device *dev = __this_cpu_read(cpuidle_devices); struct cpuidle_device *dev = __this_cpu_read(cpuidle_devices);
struct cpuidle_driver *drv = cpuidle_get_cpu_driver(dev); struct cpuidle_driver *drv = cpuidle_get_cpu_driver(dev);
@ -82,7 +81,7 @@ static int cpuidle_idle_call(void)
*/ */
if (need_resched()) { if (need_resched()) {
local_irq_enable(); local_irq_enable();
return 0; return;
} }
/* /*
@ -177,8 +176,6 @@ exit_idle:
rcu_idle_exit(); rcu_idle_exit();
start_critical_timings(); start_critical_timings();
return 0;
} }
/* /*