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| author | Paul E. McKenney <paul.mckenney@linaro.org> | 2013-02-10 02:42:16 +0100 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2013-03-26 16:04:45 +0100 |
| commit | 21e7a6087480451804124cee27c0a7d0a7de1564 (patch) | |
| tree | 036c63643c4e6df1c5eb3897f361ef26eb099ea3 /kernel/rcutree_plugin.h | |
| parent | rcu: Introduce proper blocking to no-CBs kthreads GP waits (diff) | |
| download | linux-21e7a6087480451804124cee27c0a7d0a7de1564.tar.xz linux-21e7a6087480451804124cee27c0a7d0a7de1564.zip | |
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>
Diffstat (limited to 'kernel/rcutree_plugin.h')
| -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 90a191452550..7225a5a14cef 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; } |