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authorTom Zanussi <tzanussi@gmail.com>2012-04-06 00:47:58 +0200
committerFrederic Weisbecker <fweisbec@gmail.com>2012-04-25 13:35:22 +0200
commit5205aec960514089d12dd8e35f2a82584b8e6172 (patch)
treea535ea86e5d501d3c07dd8aba68ffff41a00aee6 /tools/lib/traceevent
parent4dc1024a7a529626de5a800b10088bcbbc1ae941 (diff)
downloadop-kernel-dev-5205aec960514089d12dd8e35f2a82584b8e6172.zip
op-kernel-dev-5205aec960514089d12dd8e35f2a82584b8e6172.tar.gz
perf/events: Add flag/symbol format_flags
This is a port of commit eb9a42caa7a92 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: Tom Zanussi <tzanussi@gmail.com> Signed-off-by: Steven 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: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'tools/lib/traceevent')
-rw-r--r--tools/lib/traceevent/event-parse.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index c799c19..f012395 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -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) {
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