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Commit 5205aec9 authored by Tom Zanussi's avatar Tom Zanussi Committed by Frederic Weisbecker
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perf/events: Add flag/symbol format_flags 



This is a port of commit eb9a42ca
 perf trace: Add flag/symbolic format_flags
of the old trace-event-parse.c to the new event-parse.c that
was written by Tom Zanussi and forward ported by Steven Rostedt.

Signed-off-by: default avatarTom Zanussi <tzanussi@gmail.com>
Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Arun Sharma <asharma@fb.com>
Cc: Namhyung Kim <namhyung.kim@lge.com>
Signed-off-by: default avatarFrederic Weisbecker <fweisbec@gmail.com>
parent 4dc1024a

tools/lib/traceevent/event-parse.c

+15 −0
Original line number Diff line number Diff line
@@ -39,6 +39,9 @@ static const char *input_buf; 
static unsigned long long input_buf_ptr;

static unsigned long long input_buf_siz;



static int is_flag_field;

static int is_symbolic_field;



static int show_warning = 1;



#define do_warning(fmt, ...)				\
@@ -1789,6 +1792,16 @@ process_entry(struct event_format *event __unused, struct print_arg *arg, 
	arg->type = PRINT_FIELD;

	arg->field.name = field;



	if (is_flag_field) {

		arg->field.field = pevent_find_any_field(event, arg->field.name);

		arg->field.field->flags |= FIELD_IS_FLAG;

		is_flag_field = 0;

	} else if (is_symbolic_field) {

		arg->field.field = pevent_find_any_field(event, arg->field.name);

		arg->field.field->flags |= FIELD_IS_SYMBOLIC;

		is_symbolic_field = 0;

	}



	type = read_token(&token);

	*tok = token;
@@ -2398,10 +2411,12 @@ process_function(struct event_format *event, struct print_arg *arg, 


	if (strcmp(token, "__print_flags") == 0) {

		free_token(token);

		is_flag_field = 1;

		return process_flags(event, arg, tok);

	}

	if (strcmp(token, "__print_symbolic") == 0) {

		free_token(token);

		is_symbolic_field = 1;

		return process_symbols(event, arg, tok);

	}

	if (strcmp(token, "__get_str") == 0) {