diff options
Diffstat (limited to 'kernel/trace/trace_output.c')
| -rw-r--r-- | kernel/trace/trace_output.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c index 3fc20422c166..5d33a7352919 100644 --- a/kernel/trace/trace_output.c +++ b/kernel/trace/trace_output.c @@ -1288,6 +1288,35 @@ static struct trace_event trace_print_event = { .funcs = &trace_print_funcs, }; +static enum print_line_t trace_raw_data(struct trace_iterator *iter, int flags, + struct trace_event *event) +{ + struct raw_data_entry *field; + int i; + + trace_assign_type(field, iter->ent); + + trace_seq_printf(&iter->seq, "# %x buf:", field->id); + + for (i = 0; i < iter->ent_size - offsetof(struct raw_data_entry, buf); i++) + trace_seq_printf(&iter->seq, " %02x", + (unsigned char)field->buf[i]); + + trace_seq_putc(&iter->seq, '\n'); + + return trace_handle_return(&iter->seq); +} + +static struct trace_event_functions trace_raw_data_funcs = { + .trace = trace_raw_data, + .raw = trace_raw_data, +}; + +static struct trace_event trace_raw_data_event = { + .type = TRACE_RAW_DATA, + .funcs = &trace_raw_data_funcs, +}; + static struct trace_event *events[] __initdata = { &trace_fn_event, @@ -1299,6 +1328,7 @@ static struct trace_event *events[] __initdata = { &trace_bprint_event, &trace_print_event, &trace_hwlat_event, + &trace_raw_data_event, NULL }; |