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| author | Ingo Molnar <mingo@elte.hu> | 2009-01-10 23:56:42 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-01-10 23:56:42 +0100 |
| commit | 1de8cd3cb9f61e854e743c7210df43db517d4832 (patch) | |
| tree | 2b69c5ba5e4094037fa04d0fcb6c4537c222cde8 /kernel/rcupdate.c | |
| parent | 1eb1b3b65dc3e3ffcc6a60e115c085c0c11c1077 (diff) | |
| parent | 3d14bdad40315b54470cb7812293d14c8af2bf7d (diff) | |
Merge branch 'linus' into x86/cleanups
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 ad63af8b2521..d92a76a881aa 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) |