From: "Steven Rostedt (Google)" <rostedt@xxxxxxxxxxx> I'm getting confused by what exactly is being passed to trace_record_agent(). Document it, so I can at least be only temporarily confused. Signed-off-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx> --- tracecmd/trace-record.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/tracecmd/trace-record.c b/tracecmd/trace-record.c index 5f7ac15dd80a..8b6b27595c96 100644 --- a/tracecmd/trace-record.c +++ b/tracecmd/trace-record.c @@ -7192,6 +7192,24 @@ void trace_record(int argc, char **argv) exit(0); } +/** + * trace_record_agent - record command running from the agent + * @msg_handle: The handle to communicate with the peer + * @cpus: The number of CPUs the agent has to record + * @fds: The array of file descriptors for the CPUs + * @argc: The number of arguments to pass to the record session + * @argv: The arguments to pass to the record session + * @use_fifos: True if fifos are used instead of sockets. + * @trace_id: The agent's trace_id + * @host: Set if this is an IP connection and not a vsocket one + * + * This is used to enable tracing via the record command just + * like trace-cmd record, but it is being done via the agent + * and all the data is being transfered to the peer that is + * connected on the other end of the sockets. + * + * Returns zero on success, negative otherwise. + */ int trace_record_agent(struct tracecmd_msg_handle *msg_handle, int cpus, int *fds, int argc, char **argv, -- 2.35.1
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