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(parent: 3e2ccc7) | patch
rcu: Improve srcu_readers_active_idx()'s cache locality
authorLai Jiangshan <laijs@cn.fujitsu.com>
Tue, 6 Mar 2012 09:57:34 +0000 (17:57 +0800)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Wed, 25 Apr 2012 03:55:41 +0000 (20:55 -0700)
commit27178d9942302c7fb0b2945223a1a99626379791
tree04bcadef275ee402377b31c43f7ab252fb2eb4abtree | snapshot
parent3e2ccc717185fbd815fca6811e761f1b9b1b0929commit | diff
rcu: Improve srcu_readers_active_idx()'s cache locality

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>
kernel/srcu.c diff | blob | history
Linux kernel for KaRo TX COM modules