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author | Masami Hiramatsu <mhiramat@kernel.org> | 2020-09-10 10:55:35 +0200 |
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committer | Steven Rostedt (VMware) <rostedt@goodmis.org> | 2020-09-22 03:06:03 +0200 |
commit | 4725cd89978c26405a20414f3a0fa6cbd2bf9aad (patch) | |
tree | bd8873770bf526a373c995c145bd8b07b37043a7 /kernel/trace/trace_probe.h | |
parent | Documentation: tracing: Add tracing_on option to boot-time tracer (diff) | |
download | linux-4725cd89978c26405a20414f3a0fa6cbd2bf9aad.tar.xz linux-4725cd89978c26405a20414f3a0fa6cbd2bf9aad.zip |
tracing/kprobes: Support perf-style return probe
Support perf-style return probe ("SYMBOL%return") for kprobe events.
This will allow boot-time tracing user to define a return probe event.
Link: https://lkml.kernel.org/r/159972813535.428528.4437029657208468954.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_probe.h')
-rw-r--r-- | kernel/trace/trace_probe.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/trace/trace_probe.h b/kernel/trace/trace_probe.h index a22b62813f8c..04d00987da69 100644 --- a/kernel/trace/trace_probe.h +++ b/kernel/trace/trace_probe.h @@ -404,6 +404,7 @@ extern int traceprobe_define_arg_fields(struct trace_event_call *event_call, C(MAXACT_TOO_BIG, "Maxactive is too big"), \ C(BAD_PROBE_ADDR, "Invalid probed address or symbol"), \ C(BAD_RETPROBE, "Retprobe address must be an function entry"), \ + C(BAD_ADDR_SUFFIX, "Invalid probed address suffix"), \ C(NO_GROUP_NAME, "Group name is not specified"), \ C(GROUP_TOO_LONG, "Group name is too long"), \ C(BAD_GROUP_NAME, "Group name must follow the same rules as C identifiers"), \ |