perf report: add counter for unknown events
Add a counter for unknown event records.
[ Impact: improve debugging ]
Cc: Peter Zijlstra <[email protected]>
Cc: Mike Galbraith <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Corey Ashford <[email protected]>
Cc: Marcelo Tosatti <[email protected]>
Cc: Arnaldo Carvalho de Melo <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: John Kacur <[email protected]>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <[email protected]>
diff --git a/Documentation/perf_counter/builtin-report.c b/Documentation/perf_counter/builtin-report.c
index 8ea8aaa..4b5ccc5b 100644
--- a/Documentation/perf_counter/builtin-report.c
+++ b/Documentation/perf_counter/builtin-report.c
@@ -645,7 +645,7 @@
char *buf;
event_t *event;
int ret, rc = EXIT_FAILURE;
- unsigned long total = 0, total_mmap = 0, total_comm = 0;
+ unsigned long total = 0, total_mmap = 0, total_comm = 0, total_unknown;
input = open(input_name, O_RDONLY);
if (input < 0) {
@@ -785,6 +785,7 @@
default: {
fprintf(stderr, "skipping unknown header type: %d\n",
event->header.type);
+ total_unknown++;
}
}
@@ -796,9 +797,10 @@
close(input);
if (dump_trace) {
- fprintf(stderr, " IP events: %10ld\n", total);
- fprintf(stderr, " mmap events: %10ld\n", total_mmap);
- fprintf(stderr, " comm events: %10ld\n", total_comm);
+ fprintf(stderr, " IP events: %10ld\n", total);
+ fprintf(stderr, " mmap events: %10ld\n", total_mmap);
+ fprintf(stderr, " comm events: %10ld\n", total_comm);
+ fprintf(stderr, " unknown events: %10ld\n", total_unknown);
return 0;
}
