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| author | Ingo Molnar <mingo@elte.hu> | 2009-01-11 03:03:30 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-01-11 03:03:30 +0100 |
| commit | f45ac22ae2b8fc5b4c32d9b8d17ea419a8701d89 (patch) | |
| tree | 8e05bccd7b85fc3dd2fbd33ec3286de27e152819 /kernel/rcupdate.c | |
| parent | 79f3b3cb7a2586b319a43a7f29924c6c555e4357 (diff) | |
| parent | c59765042f53a79a7a65585042ff463b69cb248c (diff) | |
Merge commit 'v2.6.29-rc1' into x86/urgent
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) |