diff options
| author | Masami Hiramatsu <mhiramat@kernel.org> | 2021-02-01 13:48:11 -0600 |
|---|---|---|
| committer | Steven Rostedt (VMware) <rostedt@goodmis.org> | 2021-02-09 12:52:15 -0500 |
| commit | d262271d04830e4b5009f4a5cc64934d86b49832 (patch) | |
| tree | 5f22cea362fec30f4e879f4192bd6aa1c31441d8 /kernel/trace/trace_probe.c | |
| parent | 33b1d14668859626bf96958e38042b0ed8a22a68 (diff) | |
tracing/dynevent: Delegate parsing to create function
Delegate command parsing to each create function so that the
command syntax can be customized.
This requires changes to the kprobe/uprobe/synthetic event handling,
which are also included here.
Link: https://lkml.kernel.org/r/e488726f49cbdbc01568618f8680584306c4c79f.1612208610.git.zanussi@kernel.org
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
[ zanussi@kernel.org: added synthetic event modifications ]
Signed-off-by: Tom Zanussi <zanussi@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace_probe.c')
| -rw-r--r-- | kernel/trace/trace_probe.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/kernel/trace/trace_probe.c b/kernel/trace/trace_probe.c index d2867ccc6aca..ec589a4612df 100644 --- a/kernel/trace/trace_probe.c +++ b/kernel/trace/trace_probe.c @@ -1134,3 +1134,20 @@ bool trace_probe_match_command_args(struct trace_probe *tp, } return true; } + +int trace_probe_create(const char *raw_command, int (*createfn)(int, const char **)) +{ + int argc = 0, ret = 0; + char **argv; + + argv = argv_split(GFP_KERNEL, raw_command, &argc); + if (!argv) + return -ENOMEM; + + if (argc) + ret = createfn(argc, (const char **)argv); + + argv_free(argv); + + return ret; +} |