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rcu: Let the world know when RCU adjusts its geometry
authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Wed, 9 Oct 2013 22:20:33 +0000 (15:20 -0700)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Tue, 3 Dec 2013 18:10:19 +0000 (10:10 -0800)
commit3947909814f38d524829bc41bd4c11068a15f0cd
tree6bc166cc6eb9859ae608378cb63b3fd870295a8ftree | snapshot
parent4461212aa0c604c5214856f0ae10a2b335f7e73acommit | diff
rcu: Let the world know when RCU adjusts its geometry

Some RCU bugs have been specific to the layout of the rcu_node tree,
but RCU will silently adjust the tree at boot time if appropriate.
This obscures valuable debugging information, so print a message when
this happens.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
kernel/rcu/tree.c diff | blob | blame | history
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