diff options
| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2008-05-12 21:21:05 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-05-19 10:01:36 +0200 |
| commit | 70f12f848d3e981479b4f6f751e73c14f7c13e5b (patch) | |
| tree | f964e121463ab2f6b697f043bf487017bc85d635 /include/linux/rcupdate.h | |
| parent | 8db559b83009bed92e1b5dd13a651ff273d9ff62 (diff) | |
| download | lwn-70f12f848d3e981479b4f6f751e73c14f7c13e5b.tar.gz lwn-70f12f848d3e981479b4f6f751e73c14f7c13e5b.zip | |
rcu: add rcu_barrier_sched() and rcu_barrier_bh()
Add rcu_barrier_sched() and rcu_barrier_bh(). With these in place,
rcutorture no longer gives the occasional oops when repeatedly starting
and stopping torturing rcu_bh. Also adds the API needed to flush out
pre-existing call_rcu_sched() callbacks.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux/rcupdate.h')
| -rw-r--r-- | include/linux/rcupdate.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 411969cb5243..e8b4039cfb2f 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -246,6 +246,8 @@ extern void call_rcu_bh(struct rcu_head *head, /* Exported common interfaces */ extern void synchronize_rcu(void); extern void rcu_barrier(void); +extern void rcu_barrier_bh(void); +extern void rcu_barrier_sched(void); /* Internal to kernel */ extern void rcu_init(void); |