tree cf8ba84276cff7ec0a625f50153b8fd178350735
parent a8f4cbadfb5c5f7f5d9eef70821276a4e2e9289d
author Paul E. McKenney <paulmck@linux.vnet.ibm.com> 1414789763 -0700
committer Paul E. McKenney <paulmck@linux.vnet.ibm.com> 1420570966 -0800

rcu: Make use of rcu_preempt_has_tasks()

Given that there is now arcu_preempt_has_tasks() function that checks
to see if the ->blkd_tasks list is non-empty, this commit makes use of it.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>