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rcutorture: Add early boot self tests

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Add early boot self tests for RCU under CONFIG_PROVE_RCU.

Currently the only test is adding a dummy callback which increments a counter
which we then later verify after calling rcu_barrier*().

Signed-off-by: Pranith Kumar <bobby.prani@gmail.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Pranith Kumar
2014-09-19 11:32:29 -04:00
committed by Paul E. McKenney
parent 2f3fd499df
commit aa23c6fbc5
4 changed files with 91 additions and 1 deletions
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4
kernel/rcu/tiny.c
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@@ -380,7 +380,9 @@ void call_rcu_bh(struct rcu_head *head, void (*func)(struct rcu_head *rcu))
}
EXPORT_SYMBOL_GPL(call_rcu_bh);
void rcu_init(void)
void __init rcu_init(void)
{
open_softirq(RCU_SOFTIRQ, rcu_process_callbacks);
rcu_early_boot_tests();
}