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authorLinus Torvalds <torvalds@linux-foundation.org>2010-02-28 10:13:16 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-02-28 10:13:16 -0800
commit642c4c75a765d7a3244ab39c8e6fb09be21eca5b (patch)
treece0be9b476f362835d3a3d6e4fd32801cd15c9fe /include/linux/lockdep.h
parentf91b22c35f6b0ae06ec5b67922eca1999c3b6e0a (diff)
parent71da81324c83ef65bb196c7f874ac1c6996d8287 (diff)
Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (44 commits) rcu: Fix accelerated GPs for last non-dynticked CPU rcu: Make non-RCU_PROVE_LOCKING rcu_read_lock_sched_held() understand boot rcu: Fix accelerated grace periods for last non-dynticked CPU rcu: Export rcu_scheduler_active rcu: Make rcu_read_lock_sched_held() take boot time into account rcu: Make lockdep_rcu_dereference() message less alarmist sched, cgroups: Fix module export rcu: Add RCU_CPU_STALL_VERBOSE to dump detailed per-task information rcu: Fix rcutorture mod_timer argument to delay one jiffy rcu: Fix deadlock in TREE_PREEMPT_RCU CPU stall detection rcu: Convert to raw_spinlocks rcu: Stop overflowing signed integers rcu: Use canonical URL for Mathieu's dissertation rcu: Accelerate grace period if last non-dynticked CPU rcu: Fix citation of Mathieu's dissertation rcu: Documentation update for CONFIG_PROVE_RCU security: Apply lockdep-based checking to rcu_dereference() uses idr: Apply lockdep-based diagnostics to rcu_dereference() uses radix-tree: Disable RCU lockdep checking in radix tree vfs: Abstract rcu_dereference_check for files-fdtable use ...
Diffstat (limited to 'include/linux/lockdep.h')
-rw-r--r--include/linux/lockdep.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h
index 9ccf0e286b2..10206a87da1 100644
--- a/include/linux/lockdep.h
+++ b/include/linux/lockdep.h
@@ -534,4 +534,8 @@ do { \
# define might_lock_read(lock) do { } while (0)
#endif
+#ifdef CONFIG_PROVE_RCU
+extern void lockdep_rcu_dereference(const char *file, const int line);
+#endif
+
#endif /* __LINUX_LOCKDEP_H */