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| author | Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> | 2008-11-14 23:47:49 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-11-16 09:01:38 +0100 |
| commit | 0dcf8fe5fe5d7279f1c479fa82f1f1ca6f22e814 (patch) | |
| tree | 4636a96c0d2ce5efc49a59b916b2c1a37efb7ea4 | |
| parent | tracepoints: documentation fix for teardown (diff) | |
| download | linux-0dcf8fe5fe5d7279f1c479fa82f1f1ca6f22e814.tar.xz linux-0dcf8fe5fe5d7279f1c479fa82f1f1ca6f22e814.zip | |
tracepoints, docs: marker_synchronize_unregister->tracepoint_synchronize_unregister
Impact: documentation update.
Signed-off-by: Zhaolei <zhaolei@cn.fujitsu.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | Documentation/tracepoints.txt | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/tracepoints.txt b/Documentation/tracepoints.txt index 93cd90e89cc1..3a1c74384ffb 100644 --- a/Documentation/tracepoints.txt +++ b/Documentation/tracepoints.txt @@ -71,7 +71,7 @@ Connecting a function (probe) to a tracepoint is done by providing a probe (function to call) for the specific tracepoint through register_trace_subsys_eventname(). Removing a probe is done through unregister_trace_subsys_eventname(); it will remove the probe. -marker_synchronize_unregister() must be called before the end of the module exit +tracepoint_synchronize_unregister() must be called before the end of the module exit function to make sure there is no caller left using the probe. This, and the fact that preemption is disabled around the probe call, make sure that probe removal and module unload are safe. See the "Probe example" section below for a |