sched: Export account_system_vtime()

KVM uses it for example:

 ERROR: "account_system_vtime" [arch/x86/kvm/kvm.ko] undefined!

Cc: Venkatesh Pallipadi <[email protected]>
Cc: Peter Zijlstra <[email protected]>
LKML-Reference: <1286237003[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>

diff --git a/kernel/sched.c b/kernel/sched.c
index 567f5cb9808cb1dc94c11f5e9d8c34aa465fd876..5998222f901c84cbc2984fb87961a389f62e3ce1 100644 (file)
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -1991,6 +1991,7 @@ void account_system_vtime(struct task_struct *curr)
 
        local_irq_restore(flags);
 }
+EXPORT_SYMBOL_GPL(account_system_vtime);
 
 static void sched_irq_time_avg_update(struct rq *rq, u64 curr_irq_time)
 {