rcu: Use funnel locking for synchronize_rcu_expedited()'s polling loop

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This commit gets rid of synchronize_rcu_expedited()'s mutex_trylock()
polling loop in favor of the funnel-locking scheme that was abstracted
from synchronize_sched_expedited().

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

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This commit is contained in:

Paul E. McKenney 2015-06-25 19:03:16 -07:00

parent 7fd0ddc5bf

commit 29fd930940

2 changed files with 18 additions and 33 deletions

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15

kernel/rcu/tree.c

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36

kernel/rcu/tree_plugin.h

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