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| author | Ingo Molnar <mingo@elte.hu> | 2009-01-16 17:46:22 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-01-16 17:46:22 +0100 |
| commit | 5a2dd72abdae75ea2960145e0549635ce4e0be96 (patch) | |
| tree | 44dba0119c75679a17215200f92ab23bdde9efc2 /kernel/rcupdate.c | |
| parent | efdc64f0c792ea744bcc9203f35b908e66d42f41 (diff) | |
| parent | 7cb36b6ccdca03bd87e8faca7fd920643dd1aec7 (diff) | |
Merge branch 'linus' into irq/genirq
Diffstat (limited to 'kernel/rcupdate.c')
| -rw-r--r-- | kernel/rcupdate.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/kernel/rcupdate.c b/kernel/rcupdate.c index ad63af8b252..d92a76a881a 100644 --- a/kernel/rcupdate.c +++ b/kernel/rcupdate.c @@ -77,8 +77,15 @@ void wakeme_after_rcu(struct rcu_head *head) * sections are delimited by rcu_read_lock() and rcu_read_unlock(), * and may be nested. */ -void synchronize_rcu(void); /* Makes kernel-doc tools happy */ -synchronize_rcu_xxx(synchronize_rcu, call_rcu) +void synchronize_rcu(void) +{ + struct rcu_synchronize rcu; + init_completion(&rcu.completion); + /* Will wake me after RCU finished. */ + call_rcu(&rcu.head, wakeme_after_rcu); + /* Wait for it. */ + wait_for_completion(&rcu.completion); +} EXPORT_SYMBOL_GPL(synchronize_rcu); static void rcu_barrier_callback(struct rcu_head *notused) |