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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2010-03-31 00:46:01 +0200 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2010-05-10 20:08:32 +0200 |
| commit | da848c47bc6e873a54a445ea1960423a495b6b32 (patch) | |
| tree | 4c0eaef1a5990585730f00caca0cfcba21fe9f9f /kernel | |
| parent | rcu: fix now-bogus rcu_scheduler_active comments. (diff) | |
| download | linux-da848c47bc6e873a54a445ea1960423a495b6b32.tar.xz linux-da848c47bc6e873a54a445ea1960423a495b6b32.zip | |
rcu: shrink rcutiny by making synchronize_rcu_bh() be inline
Because synchronize_rcu_bh() is identical to synchronize_sched(),
make the former a static inline invoking the latter, saving the
overhead of an EXPORT_SYMBOL_GPL() and the duplicate code.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/rcutiny.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/kernel/rcutiny.c b/kernel/rcutiny.c index 9f6d9ff2572c..272c6d21a75f 100644 --- a/kernel/rcutiny.c +++ b/kernel/rcutiny.c @@ -187,7 +187,8 @@ static void rcu_process_callbacks(struct softirq_action *unused) * * Cool, huh? (Due to Josh Triplett.) * - * But we want to make this a static inline later. + * But we want to make this a static inline later. The cond_resched() + * currently makes this problematic. */ void synchronize_sched(void) { @@ -195,12 +196,6 @@ void synchronize_sched(void) } EXPORT_SYMBOL_GPL(synchronize_sched); -void synchronize_rcu_bh(void) -{ - synchronize_sched(); -} -EXPORT_SYMBOL_GPL(synchronize_rcu_bh); - /* * Helper function for call_rcu() and call_rcu_bh(). */ |