perf: Convert perf header build_ids into build_id events

Bypasses the build_id perf header code and replaces it with a
synthesized event and processing function that accomplishes the
same thing, used when reading/writing perf data to/from a pipe.

Signed-off-by: Tom Zanussi <tzanussi@gmail.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Cc: fweisbec@gmail.com
Cc: rostedt@goodmis.org
Cc: k-keiichi@bx.jp.nec.com
Cc: acme@ghostprotocols.net
LKML-Reference: <1270184365-8281-9-git-send-email-tzanussi@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 2 insertions, 0 deletions

diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index b896a177ea41..e5740ea140ab 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -87,6 +87,7 @@ enum perf_header_event_type { /* above any possible kernel type */
         PERF_RECORD_HEADER_ATTR                 = 64,
         PERF_RECORD_HEADER_EVENT_TYPE           = 65,
         PERF_RECORD_HEADER_TRACING_DATA         = 66,
+        PERF_RECORD_HEADER_BUILD_ID             = 67,
         PERF_RECORD_HEADER_MAX
 };
 
@@ -125,6 +126,7 @@ typedef union event_union {
         struct attr_event               attr;
         struct event_type_event         event_type;
         struct tracing_data_event       tracing_data;
+        struct build_id_event           build_id;
 } event_t;
 
 struct events_stats {