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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2010-02-26 04:02:30 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-02-26 08:20:46 +0100 |
| commit | f5f654096487c6d526c47bb66308f9de81f091cf (patch) | |
| tree | 89d9abb7b783592cc5fee858116cf4f83f274cb8 /kernel/rcupdate.c | |
| parent | rcu: Make rcu_read_lock_sched_held() take boot time into account (diff) | |
| download | linux-f5f654096487c6d526c47bb66308f9de81f091cf.tar.xz linux-f5f654096487c6d526c47bb66308f9de81f091cf.zip | |
rcu: Export rcu_scheduler_active
Kernel modules using rcu_read_lock_sched_held() must now have
access to rcu_scheduler_active, so it must be exported.
This should fix the fix for the boot-time RCU-lockdep splat.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: laijs@cn.fujitsu.com
Cc: dipankar@in.ibm.com
Cc: mathieu.desnoyers@polymtl.ca
Cc: josh@joshtriplett.org
Cc: dvhltc@us.ibm.com
Cc: niv@us.ibm.com
Cc: peterz@infradead.org
Cc: rostedt@goodmis.org
Cc: Valdis.Kletnieks@vt.edu
Cc: dhowells@redhat.com
LKML-Reference: <20100226030230.GA7743@linux.vnet.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/rcupdate.c')
| -rw-r--r-- | kernel/rcupdate.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/rcupdate.c b/kernel/rcupdate.c index 7bfa004572b1..f1125c1a6321 100644 --- a/kernel/rcupdate.c +++ b/kernel/rcupdate.c @@ -64,6 +64,7 @@ EXPORT_SYMBOL_GPL(rcu_sched_lock_map); #endif int rcu_scheduler_active __read_mostly; +EXPORT_SYMBOL_GPL(rcu_scheduler_active); /* * This function is invoked towards the end of the scheduler's initialization |