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rcu: Correct 'optimized' to 'optimize' in header comment

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Small grammar fix in rcutree comment regarding 'rcu_scheduler_active'
var.

Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
This commit is contained in:
Cody P Schafer 2013-01-04 12:59:40 -05:00 committed by Paul E. McKenney
parent de5e64378e
commit b44f665623
1 changed files with 1 additions and 1 deletions
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kernel/rcutree.c
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@ -105,7 +105,7 @@ int rcu_num_nodes __read_mostly = NUM_RCU_NODES; /* Total # rcu_nodes in use. */
* The rcu_scheduler_active variable transitions from zero to one just
* before the first task is spawned. So when this variable is zero, RCU
* can assume that there is but one task, allowing RCU to (for example)
* optimized synchronize_sched() to a simple barrier(). When this variable
* optimize synchronize_sched() to a simple barrier(). When this variable
* is one, RCU must actually do all the hard work required to detect real
* grace periods. This variable is also used to suppress boot-time false
* positives from lockdep-RCU error checking.