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-rw-r--r--kernel/sched/cputime.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/kernel/sched/cputime.c b/kernel/sched/cputime.c
index 81b763ba58a..0359f47b0ae 100644
--- a/kernel/sched/cputime.c
+++ b/kernel/sched/cputime.c
@@ -433,10 +433,20 @@ void thread_group_times(struct task_struct *p, cputime_t *ut, cputime_t *st)
*st = cputime.stime;
}
+void vtime_account_system(struct task_struct *tsk)
+{
+ unsigned long flags;
+
+ local_irq_save(flags);
+ __vtime_account_system(tsk);
+ local_irq_restore(flags);
+}
+EXPORT_SYMBOL_GPL(vtime_account_system);
+
/*
* Archs that account the whole time spent in the idle task
* (outside irq) as idle time can rely on this and just implement
- * vtime_account_system() and vtime_account_idle(). Archs that
+ * __vtime_account_system() and __vtime_account_idle(). Archs that
* have other meaning of the idle time (s390 only includes the
* time spent by the CPU when it's in low power mode) must override
* vtime_account().
@@ -449,9 +459,9 @@ void vtime_account(struct task_struct *tsk)
local_irq_save(flags);
if (in_interrupt() || !is_idle_task(tsk))
- vtime_account_system(tsk);
+ __vtime_account_system(tsk);
else
- vtime_account_idle(tsk);
+ __vtime_account_idle(tsk);
local_irq_restore(flags);
}