Messages in this thread Patch in this message | | | From | Mathieu Desnoyers <> | Subject | [PATCH 1/2] Tracepoint API doc update: data argument | Date | Mon, 10 Mar 2014 21:04:57 -0400 |
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Describe the @data argument (probe private data).
Fixes: 38516ab59fbc "tracing: Let tracepoints have data passed to tracepoint callbacks" CC: Steven Rostedt <rostedt@goodmis.org> CC: Ingo Molnar <mingo@kernel.org> CC: Frederic Weisbecker <fweisbec@gmail.com> CC: Andrew Morton <akpm@linux-foundation.org> --- kernel/tracepoint.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/kernel/tracepoint.c b/kernel/tracepoint.c index 444e416..49cb94e 100644 --- a/kernel/tracepoint.c +++ b/kernel/tracepoint.c @@ -376,6 +376,7 @@ tracepoint_add_probe(const char *name, void *probe, void *data) * tracepoint_probe_register - Connect a probe to a tracepoint * @name: tracepoint name * @probe: probe handler + * @data: probe private data * * Returns 0 if ok, error value on error. * The probe address must at least be aligned on the architecture pointer size. @@ -424,6 +425,7 @@ tracepoint_remove_probe(const char *name, void *probe, void *data) * tracepoint_probe_unregister - Disconnect a probe from a tracepoint * @name: tracepoint name * @probe: probe function pointer + * @data: probe private data * * We do not need to call a synchronize_sched to make sure the probes have * finished running before doing a module unload, because the module unload @@ -464,6 +466,7 @@ static void tracepoint_add_old_probes(void *old) * tracepoint_probe_register_noupdate - register a probe but not connect * @name: tracepoint name * @probe: probe handler + * @data: probe private data * * caller must call tracepoint_probe_update_all() */ @@ -488,6 +491,7 @@ EXPORT_SYMBOL_GPL(tracepoint_probe_register_noupdate); * tracepoint_probe_unregister_noupdate - remove a probe but not disconnect * @name: tracepoint name * @probe: probe function pointer + * @data: probe private data * * caller must call tracepoint_probe_update_all() */ -- 1.7.10.4
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