diff options
| author |   Masami Hiramatsu <mhiramat@kernel.org> | 2019-06-01 00:17:16 +0900 |
|---|---|---|
| committer |   Steven Rostedt (VMware) <rostedt@goodmis.org> | 2019-07-16 15:14:47 -0400 |
| commit | 46e5376d404d14cb321f5d4e446fe3fb6d8a93ab (patch) | |
| tree | 7b91fab2dadd1a9ced58d5e29840dbcef2ac223e /kernel/trace/trace_uprobe.c | |
| parent | tracing/probe: Add trace_probe init and free functions (diff) | |
| download | linux-dev-46e5376d404d14cb321f5d4e446fe3fb6d8a93ab.tar.xz linux-dev-46e5376d404d14cb321f5d4e446fe3fb6d8a93ab.zip | |
tracing/probe: Add trace_event_call register API for trace_probe
Since trace_event_call is a field of trace_probe, these
operations should be done in trace_probe.c. trace_kprobe
and trace_uprobe use new functions to register/unregister
trace_event_call.
Link: http://lkml.kernel.org/r/155931583643.28323.14828411185591538876.stgit@devnote2
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace_uprobe.c')
| -rw-r--r-- | kernel/trace/trace_uprobe.c | 22 |
1 files changed, 3 insertions, 19 deletions
diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c index b18b7eb1a76f..c262494fa793 100644 --- a/kernel/trace/trace_uprobe.c +++ b/kernel/trace/trace_uprobe.c @@ -1345,30 +1345,14 @@ static inline void init_trace_event_call(struct trace_uprobe *tu, static int register_uprobe_event(struct trace_uprobe *tu) { - struct trace_event_call *call = &tu->tp.call; - int ret = 0; - - init_trace_event_call(tu, call); - - ret = register_trace_event(&call->event); - if (!ret) - return -ENODEV; - - ret = trace_add_event_call(call); - - if (ret) { - pr_info("Failed to register uprobe event: %s\n", - trace_event_name(call)); - unregister_trace_event(&call->event); - } + init_trace_event_call(tu, &tu->tp.call); - return ret; + return trace_probe_register_event_call(&tu->tp); } static int unregister_uprobe_event(struct trace_uprobe *tu) { - /* tu->event is unregistered in trace_remove_event_call() */ - return trace_remove_event_call(&tu->tp.call); + return trace_probe_unregister_event_call(&tu->tp); } #ifdef CONFIG_PERF_EVENTS |