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| author | Paul E. McKenney <paul.mckenney@linaro.org> | 2012-01-13 04:35:08 +0100 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2012-02-21 18:03:47 +0100 |
| commit | 27565d64a4e564e72c22d8c91a3cfcb9442383e8 (patch) | |
| tree | 699319f63f6c1cddc04ce85e77b3718361bbe03f /kernel/rcutree_plugin.h | |
| parent | rcu: Note that rcu_access_pointer() can be used for teardown (diff) | |
| download | linux-27565d64a4e564e72c22d8c91a3cfcb9442383e8.tar.xz linux-27565d64a4e564e72c22d8c91a3cfcb9442383e8.zip | |
rcu: Remove #ifdef CONFIG_SMP from TREE_RCU
Now that both TINY_RCU and TINY_PREEMPT_RCU have been in place for awhile,
it is time to remove UP support from TREE_RCU, which is what this commit
does.
Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcutree_plugin.h')
| -rw-r--r-- | kernel/rcutree_plugin.h | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/kernel/rcutree_plugin.h b/kernel/rcutree_plugin.h index 297d561c3e4b..0e74e1c6333f 100644 --- a/kernel/rcutree_plugin.h +++ b/kernel/rcutree_plugin.h @@ -1858,16 +1858,6 @@ static void __cpuinit rcu_prepare_kthreads(int cpu) #endif /* #else #ifdef CONFIG_RCU_BOOST */ -#ifndef CONFIG_SMP - -void synchronize_sched_expedited(void) -{ - cond_resched(); -} -EXPORT_SYMBOL_GPL(synchronize_sched_expedited); - -#else /* #ifndef CONFIG_SMP */ - static atomic_t sync_sched_expedited_started = ATOMIC_INIT(0); static atomic_t sync_sched_expedited_done = ATOMIC_INIT(0); @@ -1982,8 +1972,6 @@ void synchronize_sched_expedited(void) } EXPORT_SYMBOL_GPL(synchronize_sched_expedited); -#endif /* #else #ifndef CONFIG_SMP */ - #if !defined(CONFIG_RCU_FAST_NO_HZ) /* |