tree 6eec1c17d57a74e98d8b99a568c0c8c2a07a21de
parent 5ed42b8113667c06a6ff2c72717395b5044d30a1
author Paul E. McKenney <paulmck@linux.vnet.ibm.com> 1267631219 -0800
committer Ingo Molnar <mingo@elte.hu> 1267700852 +0100

rcu: Add control variables to lockdep_rcu_dereference() diagnostics

Add the values of rcu_scheduler_active() and debug_locks() to
the lockdep_rcu_dereference() output to help diagnose RCU
lockdep splats that occur shortly after the scheduler starts.

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: <1267631219-8713-4-git-send-email-paulmck@linux.vnet.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>