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| author | Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> | 2008-11-14 17:47:43 -0500 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-11-16 09:01:32 +0100 |
| commit | da7b3eab167091693ad215ad7692f7d0d24d1356 (patch) | |
| tree | a879fc523166fdaf196fe128e11246996eda0480 /include/linux/tracepoint.h | |
| parent | de0baf9ad661ac630a45a50ea1717cc4f4b33ace (diff) | |
| download | lwn-da7b3eab167091693ad215ad7692f7d0d24d1356.tar.gz lwn-da7b3eab167091693ad215ad7692f7d0d24d1356.zip | |
tracepoints: use rcu_*_sched_notrace
Make sure tracepoints can be called within ftrace callbacks.
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/tracepoint.h')
| -rw-r--r-- | include/linux/tracepoint.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h index 63064e9403f2..69648c54a326 100644 --- a/include/linux/tracepoint.h +++ b/include/linux/tracepoint.h @@ -40,14 +40,14 @@ struct tracepoint { do { \ void **it_func; \ \ - rcu_read_lock_sched(); \ + rcu_read_lock_sched_notrace(); \ it_func = rcu_dereference((tp)->funcs); \ if (it_func) { \ do { \ ((void(*)(proto))(*it_func))(args); \ } while (*(++it_func)); \ } \ - rcu_read_unlock_sched(); \ + rcu_read_unlock_sched_notrace(); \ } while (0) /* |