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-rw-r--r--tools/perf/util/session.c23
1 files changed, 19 insertions, 4 deletions
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index de777bdc0ed3..0ec34227bd60 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1847,10 +1847,17 @@ fetch_mmaped_event(struct perf_session *session,
#define NUM_MMAPS 128
#endif
+struct reader;
+
+typedef s64 (*reader_cb_t)(struct perf_session *session,
+ union perf_event *event,
+ u64 file_offset);
+
struct reader {
- int fd;
- u64 data_size;
- u64 data_offset;
+ int fd;
+ u64 data_size;
+ u64 data_offset;
+ reader_cb_t process;
};
static int
@@ -1921,7 +1928,7 @@ more:
size = event->header.size;
if (size < sizeof(struct perf_event_header) ||
- (skip = perf_session__process_event(session, event, file_pos)) < 0) {
+ (skip = rd->process(session, event, file_pos)) < 0) {
pr_err("%#" PRIx64 " [%#x]: failed to process type: %d\n",
file_offset + head, event->header.size,
event->header.type);
@@ -1947,12 +1954,20 @@ out:
return err;
}
+static s64 process_simple(struct perf_session *session,
+ union perf_event *event,
+ u64 file_offset)
+{
+ return perf_session__process_event(session, event, file_offset);
+}
+
static int __perf_session__process_events(struct perf_session *session)
{
struct reader rd = {
.fd = perf_data__fd(session->data),
.data_size = session->header.data_size,
.data_offset = session->header.data_offset,
+ .process = process_simple,
};
struct ordered_events *oe = &session->ordered_events;
struct perf_tool *tool = session->tool;