Commit 05ca061e authored by Ingo Molnar's avatar Ingo Molnar
Browse files

perf report: Print out the total number of events

So that the statistical quality of the profile can be estimated at a glance.

Cc: Peter Zijlstra <>
Cc: Mike Galbraith <>
Cc: Paul Mackerras <>
Cc: Corey Ashford <>
Cc: Marcelo Tosatti <>
Cc: Arnaldo Carvalho de Melo <>
Cc: Thomas Gleixner <>
LKML-Reference: <new-submission>
Signed-off-by: default avatarIngo Molnar <>
parent bd74137e
......@@ -721,6 +721,8 @@ static size_t output__fprintf(FILE *fp, uint64_t total_samples)
struct rb_node *nd;
size_t ret = 0;
fprintf(fp, "#\n");
fprintf(fp, "# (%Ld profiler events)\n", (__u64)total_samples);
fprintf(fp, "#\n");
fprintf(fp, "# Overhead");
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