Messages in this thread Patch in this message | | | Date | Fri, 26 Feb 2010 09:29:54 GMT | From | "tip-bot for Paul E. McKenney" <> | Subject | [tip:core/rcu] rcu: Export rcu_scheduler_active |
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Commit-ID: f5f654096487c6d526c47bb66308f9de81f091cf Gitweb: http://git.kernel.org/tip/f5f654096487c6d526c47bb66308f9de81f091cf Author: Paul E. McKenney <paulmck@linux.vnet.ibm.com> AuthorDate: Thu, 25 Feb 2010 19:02:30 -0800 Committer: Ingo Molnar <mingo@elte.hu> CommitDate: Fri, 26 Feb 2010 08:20:46 +0100
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> --- kernel/rcupdate.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/kernel/rcupdate.c b/kernel/rcupdate.c index 7bfa004..f1125c1 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
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