Updated from Linux LTS 3.10.20 to 3.10.21
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@@ -190,7 +190,7 @@ cputime64_t s390_get_idle_time(int cpu)
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sequence = ACCESS_ONCE(idle->sequence);
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idle_enter = ACCESS_ONCE(idle->clock_idle_enter);
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idle_exit = ACCESS_ONCE(idle->clock_idle_exit);
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} while ((sequence & 1) || (idle->sequence != sequence));
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} while ((sequence & 1) || (ACCESS_ONCE(idle->sequence) != sequence));
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return idle_enter ? ((idle_exit ?: now) - idle_enter) : 0;
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}
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