rcu: Use rsp->expedited_wq instead of sync_rcu_preempt_exp_wq

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Now that there is an ->expedited_wq waitqueue in each rcu_state structure,
there is no need for the sync_rcu_preempt_exp_wq global variable.  This
commit therefore substitutes ->expedited_wq for sync_rcu_preempt_exp_wq.
It also initializes ->expedited_wq only once at boot instead of at the
start of each expedited grace period.

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

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This commit is contained in:

Paul E. McKenney 2015-07-29 17:28:11 -07:00

parent 19a5ecde08

commit f4ecea309d

2 changed files with 3 additions and 5 deletions

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2

kernel/rcu/tree.c

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6

kernel/rcu/tree_plugin.h

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