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author | Paul E. McKenney <paul.mckenney@linaro.org> | 2013-02-09 17:42:16 -0800 |
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committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2013-03-26 08:04:45 -0700 |
commit | 21e7a6087480451804124cee27c0a7d0a7de1564 (patch) | |
tree | 036c63643c4e6df1c5eb3897f361ef26eb099ea3 | |
parent | dae6e64d2bcfd4b06304ab864c7e3a4f6b5fedf4 (diff) | |
download | op-kernel-dev-21e7a6087480451804124cee27c0a7d0a7de1564.zip op-kernel-dev-21e7a6087480451804124cee27c0a7d0a7de1564.tar.gz |
rcu: Add event tracing for no-CBs CPUs' callback registration
Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
-rw-r--r-- | kernel/rcutree_plugin.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/rcutree_plugin.h b/kernel/rcutree_plugin.h index 90a1914..7225a5a 100644 --- a/kernel/rcutree_plugin.h +++ b/kernel/rcutree_plugin.h @@ -2285,6 +2285,13 @@ static bool __call_rcu_nocb(struct rcu_data *rdp, struct rcu_head *rhp, if (!is_nocb_cpu(rdp->cpu)) return 0; __call_rcu_nocb_enqueue(rdp, rhp, &rhp->next, 1, lazy); + if (__is_kfree_rcu_offset((unsigned long)rhp->func)) + trace_rcu_kfree_callback(rdp->rsp->name, rhp, + (unsigned long)rhp->func, + rdp->qlen_lazy, rdp->qlen); + else + trace_rcu_callback(rdp->rsp->name, rhp, + rdp->qlen_lazy, rdp->qlen); return 1; } |