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tracing: move print of event format to separate file

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Impact: clean up

Move the macro that creates the event format file to a separate header.
This will allow the default ftrace events to use this same macro
to create the formats to read those events.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>
This commit is contained in:
Steven Rostedt 2009-03-05 11:45:43 -05:00
parent 5e2336a0d4
commit 33b0c229e3
2 changed files with 56 additions and 52 deletions
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53
kernel/trace/trace_events_stage_2.h
View file

@ -75,56 +75,5 @@ ftrace_raw_output_##call(struct trace_iterator *iter, int flags) \
#include <trace/trace_event_types.h>
/*
* Setup the showing format of trace point.
*
* int
* ftrace_format_##call(struct trace_seq *s)
* {
* struct ftrace_raw_##call field;
* int ret;
*
* ret = trace_seq_printf(s, #type " " #item ";"
* " size:%d; offset:%d;\n",
* sizeof(field.type),
* offsetof(struct ftrace_raw_##call,
* item));
*
* }
*/
#undef TRACE_FIELD
#define TRACE_FIELD(type, item, assign) \
ret = trace_seq_printf(s, "\tfield:" #type " " #item ";\t" \
"offset:%lu;\tsize:%lu;\n", \
offsetof(typeof(field), item), \
sizeof(field.item)); \
if (!ret) \
return 0;
#undef TRACE_FIELD_SPECIAL
#define TRACE_FIELD_SPECIAL(type_item, item, cmd) \
ret = trace_seq_printf(s, "\tfield special:" #type_item ";\t" \
"offset:%lu;\tsize:%lu;\n", \
offsetof(typeof(field), item), \
sizeof(field.item)); \
if (!ret) \
return 0;
#undef TRACE_EVENT_FORMAT
#define TRACE_EVENT_FORMAT(call, proto, args, fmt, tstruct, tpfmt) \
int \
ftrace_format_##call(struct trace_seq *s) \
{ \
struct ftrace_raw_##call field; \
int ret; \
\
tstruct; \
\
trace_seq_printf(s, "\nprint fmt: \"%s\"\n", tpfmt); \
\
return ret; \
}
#include "trace_format.h"
#include <trace/trace_event_types.h>

55
kernel/trace/trace_format.h Normal file
View file

@ -0,0 +1,55 @@
/*
* Setup the showing format of trace point.
*
* int
* ftrace_format_##call(struct trace_seq *s)
* {
* struct ftrace_raw_##call field;
* int ret;
*
* ret = trace_seq_printf(s, #type " " #item ";"
* " size:%d; offset:%d;\n",
* sizeof(field.type),
* offsetof(struct ftrace_raw_##call,
* item));
*
* }
*/
#undef TRACE_STRUCT
#define TRACE_STRUCT(args...) args
#undef TRACE_FIELD
#define TRACE_FIELD(type, item, assign) \
ret = trace_seq_printf(s, "\tfield:" #type " " #item ";\t" \
"offset:%lu;\tsize:%lu;\n", \
offsetof(typeof(field), item), \
sizeof(field.item)); \
if (!ret) \
return 0;
#undef TRACE_FIELD_SPECIAL
#define TRACE_FIELD_SPECIAL(type_item, item, cmd) \
ret = trace_seq_printf(s, "\tfield special:" #type_item ";\t" \
"offset:%lu;\tsize:%lu;\n", \
offsetof(typeof(field), item), \
sizeof(field.item)); \
if (!ret) \
return 0;
#undef TRACE_EVENT_FORMAT
#define TRACE_EVENT_FORMAT(call, proto, args, fmt, tstruct, tpfmt) \
int \
ftrace_format_##call(struct trace_seq *s) \
{ \
struct ftrace_raw_##call field; \
int ret; \
\
tstruct; \
\
trace_seq_printf(s, "\nprint fmt: \"%s\"\n", tpfmt); \
\
return ret; \
}