rcu: Optimize the 'rcu_pending' for RCU trace

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This patch implements the new 'rcu_pending' interface under each rsp
directory, by using the 'CPU units sequence reading', thus avoiding loss
of tracing data.

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

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Michael Wang 2012-09-20 08:51:06 +08:00 • committed by Paul E. McKenney

parent d29200efa2

commit 51d0f16d49

1 changed files with 35 additions and 6 deletions

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kernel/rcutree_trace.c

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