rcu: Improve srcu_readers_active_idx()'s cache locality

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Expand the calls to srcu_readers_active_idx() from srcu_readers_active()
inline.  This change improves cache locality by interating over the CPUs
once rather than twice.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

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Lai Jiangshan 2012-03-06 17:57:34 +08:00 • committed by Paul E. McKenney

parent 966f58c2f6

commit dc87917501

1 changed files with 8 additions and 1 deletions

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kernel/srcu.c

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