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authorLinus Torvalds <torvalds@linux-foundation.org>2010-03-13 14:43:01 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-13 14:43:01 -0800
commit4e3eaddd142e2142c048c5052a0a9d2604fccfc6 (patch)
tree5bc45a286502e54e790c54948f22364c5afd9d89 /kernel/lockdep.c
parent8655e7e3ddec60603c4f6c14cdf642e2ba198df8 (diff)
parentb97c4bc16734a2e597dac7f91ee9eb78f4aeef9a (diff)
Merge branch 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: locking: Make sparse work with inline spinlocks and rwlocks x86/mce: Fix RCU lockdep splats rcu: Increase RCU CPU stall timeouts if PROVE_RCU ftrace: Replace read_barrier_depends() with rcu_dereference_raw() rcu: Suppress RCU lockdep warnings during early boot rcu, ftrace: Fix RCU lockdep splat in ftrace_perf_buf_prepare() rcu: Suppress __mpol_dup() false positive from RCU lockdep rcu: Make rcu_read_lock_sched_held() handle !PREEMPT rcu: Add control variables to lockdep_rcu_dereference() diagnostics rcu, cgroup: Relax the check in task_subsys_state() as early boot is now handled by lockdep-RCU rcu: Use wrapper function instead of exporting tasklist_lock sched, rcu: Fix rcu_dereference() for RCU-lockdep rcu: Make task_subsys_state() RCU-lockdep checks handle boot-time use rcu: Fix holdoff for accelerated GPs for last non-dynticked CPU x86/gart: Unexport gart_iommu_aperture Fix trivial conflicts in kernel/trace/ftrace.c
Diffstat (limited to 'kernel/lockdep.c')
-rw-r--r--kernel/lockdep.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index 0c30d0455de1..681bc2e1e187 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -3822,6 +3822,7 @@ void lockdep_rcu_dereference(const char *file, const int line)
printk("%s:%d invoked rcu_dereference_check() without protection!\n",
file, line);
printk("\nother info that might help us debug this:\n\n");
+ printk("\nrcu_scheduler_active = %d, debug_locks = %d\n", rcu_scheduler_active, debug_locks);
lockdep_print_held_locks(curr);
printk("\nstack backtrace:\n");
dump_stack();